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authorDavid S. Miller <davem@davemloft.net>2011-07-21 13:38:42 -0700
committerDavid S. Miller <davem@davemloft.net>2011-07-21 13:38:42 -0700
commit033b1142f4bd44a116d1356fe4a0510437ceddf9 (patch)
treed2a971a7dc9f3a1af8035e38419c4c4ad8c22632
parentf5caadbb3d8fc0b71533e880c684b2230bdb76ac (diff)
parente6625fa48e6580a74b7e700efd7e6463e282810b (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: net/bluetooth/l2cap_core.c
-rw-r--r--Documentation/filesystems/nilfs2.txt1
-rw-r--r--arch/arm/mach-davinci/board-dm365-evm.c4
-rw-r--r--arch/arm/mach-davinci/gpio.c21
-rw-r--r--arch/arm/mach-davinci/irq.c6
-rw-r--r--arch/arm/mach-ixp4xx/common.c10
-rw-r--r--arch/arm/mach-s3c64xx/dma.c14
-rw-r--r--arch/arm/plat-s3c24xx/dma.c12
-rw-r--r--arch/arm/plat-samsung/dma.c6
-rw-r--r--arch/arm/plat-samsung/include/plat/dma.h21
-rw-r--r--arch/arm/plat-samsung/irq-uart.c7
-rw-r--r--arch/arm/plat-samsung/irq-vic-timer.c7
-rw-r--r--arch/mips/kernel/i8259.c22
-rw-r--r--arch/sparc/include/asm/irqflags_32.h8
-rw-r--r--arch/sparc/include/asm/irqflags_64.h14
-rw-r--r--arch/sparc/kernel/entry.S2
-rw-r--r--arch/sparc/mm/leon_mm.c2
-rw-r--r--drivers/acpi/apei/hest.c12
-rw-r--r--drivers/acpi/osl.c17
-rw-r--r--drivers/gpio/wm831x-gpio.c1
-rw-r--r--drivers/hwmon/adm1275.c10
-rw-r--r--drivers/hwmon/asus_atk0110.c1
-rw-r--r--drivers/hwmon/it87.c2
-rw-r--r--drivers/hwmon/max1111.c11
-rw-r--r--drivers/hwmon/pmbus_core.c20
-rw-r--r--drivers/media/dvb/dvb-core/dvb_frontend.c8
-rw-r--r--drivers/media/radio/Kconfig4
-rw-r--r--drivers/media/radio/si4713-i2c.c4
-rw-r--r--drivers/media/rc/mceusb.c9
-rw-r--r--drivers/media/rc/nuvoton-cir.c2
-rw-r--r--drivers/media/video/cx23885/cx23885-core.c9
-rw-r--r--drivers/media/video/tuner-core.c16
-rw-r--r--drivers/net/bonding/bond_main.c6
-rw-r--r--drivers/net/gianfar.c24
-rw-r--r--drivers/net/gianfar.h3
-rw-r--r--drivers/net/pppoe.c3
-rw-r--r--drivers/net/r6040.c8
-rw-r--r--drivers/net/tulip/dmfe.c4
-rw-r--r--drivers/watchdog/Kconfig3
-rw-r--r--fs/ceph/mds_client.c19
-rw-r--r--fs/cifs/cifsfs.c100
-rw-r--r--fs/cifs/cifsfs.h2
-rw-r--r--fs/cifs/connect.c2
-rw-r--r--fs/cifs/dir.c13
-rw-r--r--fs/cifs/sess.c10
-rw-r--r--fs/cramfs/inode.c22
-rw-r--r--fs/dcache.c51
-rw-r--r--fs/exofs/super.c2
-rw-r--r--fs/gfs2/aops.c3
-rw-r--r--fs/gfs2/glops.c8
-rw-r--r--fs/gfs2/incore.h2
-rw-r--r--fs/gfs2/log.c1
-rw-r--r--fs/gfs2/ops_fstype.c3
-rw-r--r--fs/gfs2/super.c36
-rw-r--r--fs/gfs2/sys.c7
-rw-r--r--fs/hppfs/hppfs.c31
-rw-r--r--fs/libfs.c2
-rw-r--r--fs/namei.c9
-rw-r--r--fs/ufs/namei.c12
-rw-r--r--include/acpi/acpi_bus.h2
-rw-r--r--include/acpi/acpiosxf.h3
-rw-r--r--include/acpi/platform/aclinux.h18
-rw-r--r--include/drm/drm_pciids.h2
-rw-r--r--include/linux/netdevice.h6
-rw-r--r--include/linux/sdla.h6
-rw-r--r--kernel/rcutree.c26
-rw-r--r--kernel/rcutree_plugin.h15
-rw-r--r--kernel/sched.c3
-rw-r--r--mm/vmscan.c3
-rw-r--r--net/8021q/vlan_dev.c6
-rw-r--r--net/bluetooth/l2cap_core.c9
-rw-r--r--net/ceph/ceph_fs.c17
-rw-r--r--net/sctp/output.c19
-rw-r--r--sound/soc/codecs/wm8994.c9
-rw-r--r--sound/soc/sh/fsi-ak4642.c16
-rw-r--r--sound/soc/sh/fsi-da7210.c2
-rw-r--r--sound/soc/sh/fsi-hdmi.c4
76 files changed, 489 insertions, 346 deletions
diff --git a/Documentation/filesystems/nilfs2.txt b/Documentation/filesystems/nilfs2.txt
index d5c0cef38a71..873a2ab2e9f8 100644
--- a/Documentation/filesystems/nilfs2.txt
+++ b/Documentation/filesystems/nilfs2.txt
@@ -40,7 +40,6 @@ Features which NILFS2 does not support yet:
- POSIX ACLs
- quotas
- fsck
- - resize
- defragmentation
Mount options
diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
index c67f684ee3e5..09a87e61ffcf 100644
--- a/arch/arm/mach-davinci/board-dm365-evm.c
+++ b/arch/arm/mach-davinci/board-dm365-evm.c
@@ -520,7 +520,7 @@ fail:
*/
if (have_imager()) {
label = "HD imager";
- mux |= 1;
+ mux |= 2;
/* externally mux MMC1/ENET/AIC33 to imager */
mux |= BIT(6) | BIT(5) | BIT(3);
@@ -540,7 +540,7 @@ fail:
resets &= ~BIT(1);
if (have_tvp7002()) {
- mux |= 2;
+ mux |= 1;
resets &= ~BIT(2);
label = "tvp7002 HD";
} else {
diff --git a/arch/arm/mach-davinci/gpio.c b/arch/arm/mach-davinci/gpio.c
index e7221398e5af..cafbe13a82a5 100644
--- a/arch/arm/mach-davinci/gpio.c
+++ b/arch/arm/mach-davinci/gpio.c
@@ -254,8 +254,10 @@ gpio_irq_handler(unsigned irq, struct irq_desc *desc)
{
struct davinci_gpio_regs __iomem *g;
u32 mask = 0xffff;
+ struct davinci_gpio_controller *d;
- g = (__force struct davinci_gpio_regs __iomem *) irq_desc_get_handler_data(desc);
+ d = (struct davinci_gpio_controller *)irq_desc_get_handler_data(desc);
+ g = (struct davinci_gpio_regs __iomem *)d->regs;
/* we only care about one bank */
if (irq & 1)
@@ -274,11 +276,14 @@ gpio_irq_handler(unsigned irq, struct irq_desc *desc)
if (!status)
break;
__raw_writel(status, &g->intstat);
- if (irq & 1)
- status >>= 16;
/* now demux them to the right lowlevel handler */
- n = (int)irq_get_handler_data(irq);
+ n = d->irq_base;
+ if (irq & 1) {
+ n += 16;
+ status >>= 16;
+ }
+
while (status) {
res = ffs(status);
n += res;
@@ -424,7 +429,13 @@ static int __init davinci_gpio_irq_setup(void)
/* set up all irqs in this bank */
irq_set_chained_handler(bank_irq, gpio_irq_handler);
- irq_set_handler_data(bank_irq, (__force void *)g);
+
+ /*
+ * Each chip handles 32 gpios, and each irq bank consists of 16
+ * gpio irqs. Pass the irq bank's corresponding controller to
+ * the chained irq handler.
+ */
+ irq_set_handler_data(bank_irq, &chips[gpio / 32]);
for (i = 0; i < 16 && gpio < ngpio; i++, irq++, gpio++) {
irq_set_chip(irq, &gpio_irqchip);
diff --git a/arch/arm/mach-davinci/irq.c b/arch/arm/mach-davinci/irq.c
index d8c1af025931..952dc126c390 100644
--- a/arch/arm/mach-davinci/irq.c
+++ b/arch/arm/mach-davinci/irq.c
@@ -52,6 +52,12 @@ davinci_alloc_gc(void __iomem *base, unsigned int irq_start, unsigned int num)
struct irq_chip_type *ct;
gc = irq_alloc_generic_chip("AINTC", 1, irq_start, base, handle_edge_irq);
+ if (!gc) {
+ pr_err("%s: irq_alloc_generic_chip for IRQ %u failed\n",
+ __func__, irq_start);
+ return;
+ }
+
ct = gc->chip_types;
ct->chip.irq_ack = irq_gc_ack_set_bit;
ct->chip.irq_mask = irq_gc_mask_clr_bit;
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index 74ed81a3cb1a..07772575d7ab 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -419,14 +419,20 @@ static void notrace ixp4xx_update_sched_clock(void)
/*
* clocksource
*/
+
+static cycle_t ixp4xx_clocksource_read(struct clocksource *c)
+{
+ return *IXP4XX_OSTS;
+}
+
unsigned long ixp4xx_timer_freq = IXP4XX_TIMER_FREQ;
EXPORT_SYMBOL(ixp4xx_timer_freq);
static void __init ixp4xx_clocksource_init(void)
{
init_sched_clock(&cd, ixp4xx_update_sched_clock, 32, ixp4xx_timer_freq);
- clocksource_mmio_init(&IXP4XX_OSTS, "OSTS", ixp4xx_timer_freq, 200, 32,
- clocksource_mmio_readl_up);
+ clocksource_mmio_init(NULL, "OSTS", ixp4xx_timer_freq, 200, 32,
+ ixp4xx_clocksource_read);
}
/*
diff --git a/arch/arm/mach-s3c64xx/dma.c b/arch/arm/mach-s3c64xx/dma.c
index b197171e7d03..204bfafe4bfc 100644
--- a/arch/arm/mach-s3c64xx/dma.c
+++ b/arch/arm/mach-s3c64xx/dma.c
@@ -113,7 +113,7 @@ found:
return chan;
}
-int s3c2410_dma_config(unsigned int channel, int xferunit)
+int s3c2410_dma_config(enum dma_ch channel, int xferunit)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
@@ -297,7 +297,7 @@ static int s3c64xx_dma_flush(struct s3c2410_dma_chan *chan)
return 0;
}
-int s3c2410_dma_ctrl(unsigned int channel, enum s3c2410_chan_op op)
+int s3c2410_dma_ctrl(enum dma_ch channel, enum s3c2410_chan_op op)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
@@ -331,7 +331,7 @@ EXPORT_SYMBOL(s3c2410_dma_ctrl);
*
*/
-int s3c2410_dma_enqueue(unsigned int channel, void *id,
+int s3c2410_dma_enqueue(enum dma_ch channel, void *id,
dma_addr_t data, int size)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
@@ -415,7 +415,7 @@ err_buff:
EXPORT_SYMBOL(s3c2410_dma_enqueue);
-int s3c2410_dma_devconfig(unsigned int channel,
+int s3c2410_dma_devconfig(enum dma_ch channel,
enum s3c2410_dmasrc source,
unsigned long devaddr)
{
@@ -463,7 +463,7 @@ int s3c2410_dma_devconfig(unsigned int channel,
EXPORT_SYMBOL(s3c2410_dma_devconfig);
-int s3c2410_dma_getposition(unsigned int channel,
+int s3c2410_dma_getposition(enum dma_ch channel,
dma_addr_t *src, dma_addr_t *dst)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
@@ -487,7 +487,7 @@ EXPORT_SYMBOL(s3c2410_dma_getposition);
* get control of an dma channel
*/
-int s3c2410_dma_request(unsigned int channel,
+int s3c2410_dma_request(enum dma_ch channel,
struct s3c2410_dma_client *client,
void *dev)
{
@@ -533,7 +533,7 @@ EXPORT_SYMBOL(s3c2410_dma_request);
* allowed to go through.
*/
-int s3c2410_dma_free(unsigned int channel, struct s3c2410_dma_client *client)
+int s3c2410_dma_free(enum dma_ch channel, struct s3c2410_dma_client *client)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
unsigned long flags;
diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c
index a79a8ccd25f6..539bd0e3defd 100644
--- a/arch/arm/plat-s3c24xx/dma.c
+++ b/arch/arm/plat-s3c24xx/dma.c
@@ -712,7 +712,7 @@ static struct s3c2410_dma_chan *s3c2410_dma_map_channel(int channel);
* get control of an dma channel
*/
-int s3c2410_dma_request(unsigned int channel,
+int s3c2410_dma_request(enum dma_ch channel,
struct s3c2410_dma_client *client,
void *dev)
{
@@ -783,7 +783,7 @@ EXPORT_SYMBOL(s3c2410_dma_request);
* allowed to go through.
*/
-int s3c2410_dma_free(unsigned int channel, struct s3c2410_dma_client *client)
+int s3c2410_dma_free(enum dma_ch channel, struct s3c2410_dma_client *client)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
unsigned long flags;
@@ -974,7 +974,7 @@ static int s3c2410_dma_started(struct s3c2410_dma_chan *chan)
}
int
-s3c2410_dma_ctrl(unsigned int channel, enum s3c2410_chan_op op)
+s3c2410_dma_ctrl(enum dma_ch channel, enum s3c2410_chan_op op)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
@@ -1021,7 +1021,7 @@ EXPORT_SYMBOL(s3c2410_dma_ctrl);
* xfersize: size of unit in bytes (1,2,4)
*/
-int s3c2410_dma_config(unsigned int channel,
+int s3c2410_dma_config(enum dma_ch channel,
int xferunit)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
@@ -1100,7 +1100,7 @@ EXPORT_SYMBOL(s3c2410_dma_config);
* devaddr: physical address of the source
*/
-int s3c2410_dma_devconfig(unsigned int channel,
+int s3c2410_dma_devconfig(enum dma_ch channel,
enum s3c2410_dmasrc source,
unsigned long devaddr)
{
@@ -1173,7 +1173,7 @@ EXPORT_SYMBOL(s3c2410_dma_devconfig);
* returns the current transfer points for the dma source and destination
*/
-int s3c2410_dma_getposition(unsigned int channel, dma_addr_t *src, dma_addr_t *dst)
+int s3c2410_dma_getposition(enum dma_ch channel, dma_addr_t *src, dma_addr_t *dst)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
diff --git a/arch/arm/plat-samsung/dma.c b/arch/arm/plat-samsung/dma.c
index cb459dd95459..6143aa147688 100644
--- a/arch/arm/plat-samsung/dma.c
+++ b/arch/arm/plat-samsung/dma.c
@@ -41,7 +41,7 @@ struct s3c2410_dma_chan *s3c_dma_lookup_channel(unsigned int channel)
* irq?
*/
-int s3c2410_dma_set_opfn(unsigned int channel, s3c2410_dma_opfn_t rtn)
+int s3c2410_dma_set_opfn(enum dma_ch channel, s3c2410_dma_opfn_t rtn)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
@@ -56,7 +56,7 @@ int s3c2410_dma_set_opfn(unsigned int channel, s3c2410_dma_opfn_t rtn)
}
EXPORT_SYMBOL(s3c2410_dma_set_opfn);
-int s3c2410_dma_set_buffdone_fn(unsigned int channel, s3c2410_dma_cbfn_t rtn)
+int s3c2410_dma_set_buffdone_fn(enum dma_ch channel, s3c2410_dma_cbfn_t rtn)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
@@ -71,7 +71,7 @@ int s3c2410_dma_set_buffdone_fn(unsigned int channel, s3c2410_dma_cbfn_t rtn)
}
EXPORT_SYMBOL(s3c2410_dma_set_buffdone_fn);
-int s3c2410_dma_setflags(unsigned int channel, unsigned int flags)
+int s3c2410_dma_setflags(enum dma_ch channel, unsigned int flags)
{
struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
diff --git a/arch/arm/plat-samsung/include/plat/dma.h b/arch/arm/plat-samsung/include/plat/dma.h
index 2e8f8c6560d7..8c273b7a6f56 100644
--- a/arch/arm/plat-samsung/include/plat/dma.h
+++ b/arch/arm/plat-samsung/include/plat/dma.h
@@ -42,6 +42,7 @@ struct s3c2410_dma_client {
};
struct s3c2410_dma_chan;
+enum dma_ch;
/* s3c2410_dma_cbfn_t
*
@@ -62,7 +63,7 @@ typedef int (*s3c2410_dma_opfn_t)(struct s3c2410_dma_chan *,
* request a dma channel exclusivley
*/
-extern int s3c2410_dma_request(unsigned int channel,
+extern int s3c2410_dma_request(enum dma_ch channel,
struct s3c2410_dma_client *, void *dev);
@@ -71,14 +72,14 @@ extern int s3c2410_dma_request(unsigned int channel,
* change the state of the dma channel
*/
-extern int s3c2410_dma_ctrl(unsigned int channel, enum s3c2410_chan_op op);
+extern int s3c2410_dma_ctrl(enum dma_ch channel, enum s3c2410_chan_op op);
/* s3c2410_dma_setflags
*
* set the channel's flags to a given state
*/
-extern int s3c2410_dma_setflags(unsigned int channel,
+extern int s3c2410_dma_setflags(enum dma_ch channel,
unsigned int flags);
/* s3c2410_dma_free
@@ -86,7 +87,7 @@ extern int s3c2410_dma_setflags(unsigned int channel,
* free the dma channel (will also abort any outstanding operations)
*/
-extern int s3c2410_dma_free(unsigned int channel, struct s3c2410_dma_client *);
+extern int s3c2410_dma_free(enum dma_ch channel, struct s3c2410_dma_client *);
/* s3c2410_dma_enqueue
*
@@ -95,7 +96,7 @@ extern int s3c2410_dma_free(unsigned int channel, struct s3c2410_dma_client *);
* drained before the buffer is given to the DMA system.
*/
-extern int s3c2410_dma_enqueue(unsigned int channel, void *id,
+extern int s3c2410_dma_enqueue(enum dma_ch channel, void *id,
dma_addr_t data, int size);
/* s3c2410_dma_config
@@ -103,14 +104,14 @@ extern int s3c2410_dma_enqueue(unsigned int channel, void *id,
* configure the dma channel
*/
-extern int s3c2410_dma_config(unsigned int channel, int xferunit);
+extern int s3c2410_dma_config(enum dma_ch channel, int xferunit);
/* s3c2410_dma_devconfig
*
* configure the device we're talking to
*/
-extern int s3c2410_dma_devconfig(unsigned int channel,
+extern int s3c2410_dma_devconfig(enum dma_ch channel,
enum s3c2410_dmasrc source, unsigned long devaddr);
/* s3c2410_dma_getposition
@@ -118,10 +119,10 @@ extern int s3c2410_dma_devconfig(unsigned int channel,
* get the position that the dma transfer is currently at
*/
-extern int s3c2410_dma_getposition(unsigned int channel,
+extern int s3c2410_dma_getposition(enum dma_ch channel,
dma_addr_t *src, dma_addr_t *dest);
-extern int s3c2410_dma_set_opfn(unsigned int, s3c2410_dma_opfn_t rtn);
-extern int s3c2410_dma_set_buffdone_fn(unsigned int, s3c2410_dma_cbfn_t rtn);
+extern int s3c2410_dma_set_opfn(enum dma_ch, s3c2410_dma_opfn_t rtn);
+extern int s3c2410_dma_set_buffdone_fn(enum dma_ch, s3c2410_dma_cbfn_t rtn);
diff --git a/arch/arm/plat-samsung/irq-uart.c b/arch/arm/plat-samsung/irq-uart.c
index 0e46588d847b..657405c481d0 100644
--- a/arch/arm/plat-samsung/irq-uart.c
+++ b/arch/arm/plat-samsung/irq-uart.c
@@ -54,6 +54,13 @@ static void __init s3c_init_uart_irq(struct s3c_uart_irq *uirq)
gc = irq_alloc_generic_chip("s3c-uart", 1, uirq->base_irq, reg_base,
handle_level_irq);
+
+ if (!gc) {
+ pr_err("%s: irq_alloc_generic_chip for IRQ %u failed\n",
+ __func__, uirq->base_irq);
+ return;
+ }
+
ct = gc->chip_types;
ct->chip.irq_ack = irq_gc_ack_set_bit;
ct->chip.irq_mask = irq_gc_mask_set_bit;
diff --git a/arch/arm/plat-samsung/irq-vic-timer.c b/arch/arm/plat-samsung/irq-vic-timer.c
index a607546ddbd0..f714d060370d 100644
--- a/arch/arm/plat-samsung/irq-vic-timer.c
+++ b/arch/arm/plat-samsung/irq-vic-timer.c
@@ -54,6 +54,13 @@ void __init s3c_init_vic_timer_irq(unsigned int num, unsigned int timer_irq)
s3c_tgc = irq_alloc_generic_chip("s3c-timer", 1, timer_irq,
S3C64XX_TINT_CSTAT, handle_level_irq);
+
+ if (!s3c_tgc) {
+ pr_err("%s: irq_alloc_generic_chip for IRQ %d failed\n",
+ __func__, timer_irq);
+ return;
+ }
+
ct = s3c_tgc->chip_types;
ct->chip.irq_mask = irq_gc_mask_clr_bit;
ct->chip.irq_unmask = irq_gc_mask_set_bit;
diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c
index c018696765d4..5c74eb797f08 100644
--- a/arch/mips/kernel/i8259.c
+++ b/arch/mips/kernel/i8259.c
@@ -14,7 +14,7 @@
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/spinlock.h>
-#include <linux/sysdev.h>
+#include <linux/syscore_ops.h>
#include <linux/irq.h>
#include <asm/i8259.h>
@@ -215,14 +215,13 @@ spurious_8259A_irq:
}
}
-static int i8259A_resume(struct sys_device *dev)
+static void i8259A_resume(void)
{
if (i8259A_auto_eoi >= 0)
init_8259A(i8259A_auto_eoi);
- return 0;
}
-static int i8259A_shutdown(struct sys_device *dev)
+static void i8259A_shutdown(void)
{
/* Put the i8259A into a quiescent state that
* the kernel initialization code can get it
@@ -232,26 +231,17 @@ static int i8259A_shutdown(struct sys_device *dev)
outb(0xff, PIC_MASTER_IMR); /* mask all of 8259A-1 */
outb(0xff, PIC_SLAVE_IMR); /* mask all of 8259A-1 */
}
- return 0;
}
-static struct sysdev_class i8259_sysdev_class = {
- .name = "i8259",
+static struct syscore_ops i8259_syscore_ops = {
.resume = i8259A_resume,
.shutdown = i8259A_shutdown,
};
-static struct sys_device device_i8259A = {
- .id = 0,
- .cls = &i8259_sysdev_class,
-};
-
static int __init i8259A_init_sysfs(void)
{
- int error = sysdev_class_register(&i8259_sysdev_class);
- if (!error)
- error = sysdev_register(&device_i8259A);
- return error;
+ register_syscore_ops(&i8259_syscore_ops);
+ return 0;
}
device_initcall(i8259A_init_sysfs);
diff --git a/arch/sparc/include/asm/irqflags_32.h b/arch/sparc/include/asm/irqflags_32.h
index d4d0711de0f9..14848909e0de 100644
--- a/arch/sparc/include/asm/irqflags_32.h
+++ b/arch/sparc/include/asm/irqflags_32.h
@@ -18,7 +18,7 @@ extern void arch_local_irq_restore(unsigned long);
extern unsigned long arch_local_irq_save(void);
extern void arch_local_irq_enable(void);
-static inline unsigned long arch_local_save_flags(void)
+static inline notrace unsigned long arch_local_save_flags(void)
{
unsigned long flags;
@@ -26,17 +26,17 @@ static inline unsigned long arch_local_save_flags(void)
return flags;
}
-static inline void arch_local_irq_disable(void)
+static inline notrace void arch_local_irq_disable(void)
{
arch_local_irq_save();
}
-static inline bool arch_irqs_disabled_flags(unsigned long flags)
+static inline notrace bool arch_irqs_disabled_flags(unsigned long flags)
{
return (flags & PSR_PIL) != 0;
}
-static inline bool arch_irqs_disabled(void)
+static inline notrace bool arch_irqs_disabled(void)
{
return arch_irqs_disabled_flags(arch_local_save_flags());
}
diff --git a/arch/sparc/include/asm/irqflags_64.h b/arch/sparc/include/asm/irqflags_64.h
index aab969c82c2b..23cd27f6beb4 100644
--- a/arch/sparc/include/asm/irqflags_64.h
+++ b/arch/sparc/include/asm/irqflags_64.h
@@ -14,7 +14,7 @@
#ifndef __ASSEMBLY__
-static inline unsigned long arch_local_save_flags(void)
+static inline notrace unsigned long arch_local_save_flags(void)
{
unsigned long flags;
@@ -26,7 +26,7 @@ static inline unsigned long arch_local_save_flags(void)
return flags;
}
-static inline void arch_local_irq_restore(unsigned long flags)
+static inline notrace void arch_local_irq_restore(unsigned long flags)
{
__asm__ __volatile__(
"wrpr %0, %%pil"
@@ -36,7 +36,7 @@ static inline void arch_local_irq_restore(unsigned long flags)
);
}
-static inline void arch_local_irq_disable(void)
+static inline notrace void arch_local_irq_disable(void)
{
__asm__ __volatile__(
"wrpr %0, %%pil"
@@ -46,7 +46,7 @@ static inline void arch_local_irq_disable(void)
);
}
-static inline void arch_local_irq_enable(void)
+static inline notrace void arch_local_irq_enable(void)
{
__asm__ __volatile__(
"wrpr 0, %%pil"
@@ -56,17 +56,17 @@ static inline void arch_local_irq_enable(void)
);
}
-static inline int arch_irqs_disabled_flags(unsigned long flags)
+static inline notrace int arch_irqs_disabled_flags(unsigned long flags)
{
return (flags > 0);
}
-static inline int arch_irqs_disabled(void)
+static inline notrace int arch_irqs_disabled(void)
{
return arch_irqs_disabled_flags(arch_local_save_flags());
}
-static inline unsigned long arch_local_irq_save(void)
+static inline notrace unsigned long arch_local_irq_save(void)
{
unsigned long flags, tmp;
diff --git a/arch/sparc/kernel/entry.S b/arch/sparc/kernel/entry.S
index 9fe08a1ea6c6..f445e98463e6 100644
--- a/arch/sparc/kernel/entry.S
+++ b/arch/sparc/kernel/entry.S
@@ -293,7 +293,7 @@ maybe_smp4m_msg:
WRITE_PAUSE
wr %l4, PSR_ET, %psr
WRITE_PAUSE
- sll %o3, 28, %o2 ! shift for simpler checks below
+ srl %o3, 28, %o2 ! shift for simpler checks below
maybe_smp4m_msg_check_single:
andcc %o2, 0x1, %g0
beq,a maybe_smp4m_msg_check_mask
diff --git a/arch/sparc/mm/leon_mm.c b/arch/sparc/mm/leon_mm.c
index c0e01297e64e..e485a6804998 100644
--- a/arch/sparc/mm/leon_mm.c
+++ b/arch/sparc/mm/leon_mm.c
@@ -226,7 +226,7 @@ void leon3_getCacheRegs(struct leon3_cacheregs *regs)
* Leon2 and Leon3 differ in their way of telling cache information
*
*/
-int leon_flush_needed(void)
+int __init leon_flush_needed(void)
{
int flush_needed = -1;
unsigned int ssize, sets;
diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c
index abda3786a5d7..181bc2f7bb74 100644
--- a/drivers/acpi/apei/hest.c
+++ b/drivers/acpi/apei/hest.c
@@ -139,13 +139,23 @@ static int __init hest_parse_ghes(struct acpi_hest_header *hest_hdr, void *data)
{
struct platform_device *ghes_dev;
struct ghes_arr *ghes_arr = data;
- int rc;
+ int rc, i;
if (hest_hdr->type != ACPI_HEST_TYPE_GENERIC_ERROR)
return 0;
if (!((struct acpi_hest_generic *)hest_hdr)->enabled)
return 0;
+ for (i = 0; i < ghes_arr->count; i++) {
+ struct acpi_hest_header *hdr;
+ ghes_dev = ghes_arr->ghes_devs[i];
+ hdr = *(struct acpi_hest_header **)ghes_dev->dev.platform_data;
+ if (hdr->source_id == hest_hdr->source_id) {
+ pr_warning(FW_WARN HEST_PFX "Duplicated hardware error source ID: %d.\n",
+ hdr->source_id);
+ return -EIO;
+ }
+ }
ghes_dev = platform_device_alloc("GHES", hest_hdr->source_id);
if (!ghes_dev)
return -ENOMEM;
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 52ca9649d769..372f9b70f7f4 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -1333,23 +1333,6 @@ int acpi_resources_are_enforced(void)
EXPORT_SYMBOL(acpi_resources_are_enforced);
/*
- * Create and initialize a spinlock.
- */
-acpi_status
-acpi_os_create_lock(acpi_spinlock *out_handle)
-{
- spinlock_t *lock;
-
- lock = ACPI_ALLOCATE(sizeof(spinlock_t));
- if (!lock)
- return AE_NO_MEMORY;
- spin_lock_init(lock);
- *out_handle = lock;
-
- return AE_OK;
-}
-
-/*
* Deallocate the memory for a spinlock.
*/
void acpi_os_delete_lock(acpi_spinlock handle)
diff --git a/drivers/gpio/wm831x-gpio.c b/drivers/gpio/wm831x-gpio.c
index 309644cf4d9b..2bcfb0be09ff 100644
--- a/drivers/gpio/wm831x-gpio.c
+++ b/drivers/gpio/wm831x-gpio.c
@@ -180,6 +180,7 @@ static void wm831x_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
break;
case WM831X_GPIO_PULL_UP:
pull = "pullup";
+ break;
default:
pull = "INVALID PULL";
break;
diff --git a/drivers/hwmon/adm1275.c b/drivers/hwmon/adm1275.c
index b9b7caf4a1d2..8bc1bd663721 100644
--- a/drivers/hwmon/adm1275.c
+++ b/drivers/hwmon/adm1275.c
@@ -53,23 +53,23 @@ static int adm1275_probe(struct i2c_client *client,
info->direct[PSC_VOLTAGE_IN] = true;
info->direct[PSC_VOLTAGE_OUT] = true;
info->direct[PSC_CURRENT_OUT] = true;
- info->m[PSC_CURRENT_OUT] = 800;
+ info->m[PSC_CURRENT_OUT] = 807;
info->b[PSC_CURRENT_OUT] = 20475;
info->R[PSC_CURRENT_OUT] = -1;
info->func[0] = PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT;
if (config & ADM1275_VRANGE) {
- info->m[PSC_VOLTAGE_IN] = 19045;
+ info->m[PSC_VOLTAGE_IN] = 19199;
info->b[PSC_VOLTAGE_IN] = 0;
info->R[PSC_VOLTAGE_IN] = -2;
- info->m[PSC_VOLTAGE_OUT] = 19045;
+ info->m[PSC_VOLTAGE_OUT] = 19199;
info->b[PSC_VOLTAGE_OUT] = 0;
info->R[PSC_VOLTAGE_OUT] = -2;
} else {
- info->m[PSC_VOLTAGE_IN] = 6666;
+ info->m[PSC_VOLTAGE_IN] = 6720;
info->b[PSC_VOLTAGE_IN] = 0;
info->R[PSC_VOLTAGE_IN] = -1;
- info->m[PSC_VOLTAGE_OUT] = 6666;
+ info->m[PSC_VOLTAGE_OUT] = 6720;
info->b[PSC_VOLTAGE_OUT] = 0;
info->R[PSC_VOLTAGE_OUT] = -1;
}
diff --git a/drivers/hwmon/asus_atk0110.c b/drivers/hwmon/asus_atk0110.c
index dcb78a7a8047..00e98517f94c 100644
--- a/drivers/hwmon/asus_atk0110.c
+++ b/drivers/hwmon/asus_atk0110.c
@@ -674,6 +674,7 @@ static int atk_debugfs_gitm_get(void *p, u64 *val)
else
err = -EIO;
+ ACPI_FREE(ret);
return err;
}
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index bb6405b92007..5f5247750430 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -1538,7 +1538,7 @@ static struct attribute *it87_attributes_label[] = {
};
static const struct attribute_group it87_group_label = {
- .attrs = it87_attributes_vid,
+ .attrs = it87_attributes_label,
};
/* SuperIO detection - will change isa_address if a chip is found */
diff --git a/drivers/hwmon/max1111.c b/drivers/hwmon/max1111.c
index 12a54aa29776..14335bbc9bdc 100644
--- a/drivers/hwmon/max1111.c
+++ b/drivers/hwmon/max1111.c
@@ -40,6 +40,8 @@ struct max1111_data {
struct spi_transfer xfer[2];
uint8_t *tx_buf;
uint8_t *rx_buf;
+ struct mutex drvdata_lock;
+ /* protect msg, xfer and buffers from multiple access */
};
static int max1111_read(struct device *dev, int channel)
@@ -48,6 +50,9 @@ static int max1111_read(struct device *dev, int channel)
uint8_t v1, v2;
int err;
+ /* writing to drvdata struct is not thread safe, wait on mutex */
+ mutex_lock(&data->drvdata_lock);
+
data->tx_buf[0] = (channel << MAX1111_CTRL_SEL_SH) |
MAX1111_CTRL_PD0 | MAX1111_CTRL_PD1 |
MAX1111_CTRL_SGL | MAX1111_CTRL_UNI | MAX1111_CTRL_STR;
@@ -55,12 +60,15 @@ static int max1111_read(struct device *dev, int channel)
err = spi_sync(data->spi, &data->msg);
if (err < 0) {
dev_err(dev, "spi_sync failed with %d\n", err);
+ mutex_unlock(&data->drvdata_lock);
return err;
}
v1 = data->rx_buf[0];
v2 = data->rx_buf[1];
+ mutex_unlock(&data->drvdata_lock);
+
if ((v1 & 0xc0) || (v2 & 0x3f))
return -EINVAL;
@@ -176,6 +184,8 @@ static int __devinit max1111_probe(struct spi_device *spi)
if (err)
goto err_free_data;
+ mutex_init(&data->drvdata_lock);
+
data->spi = spi;
spi_set_drvdata(spi, data);
@@ -213,6 +223,7 @@ static int __devexit max1111_remove(struct spi_device *spi)
hwmon_device_unregister(data->hwmon_dev);
sysfs_remove_group(&spi->dev.kobj, &max1111_attr_group);
+ mutex_destroy(&data->drvdata_lock);
kfree(data->rx_buf);
kfree(data->tx_buf);
kfree(data);
diff --git a/drivers/hwmon/pmbus_core.c b/drivers/hwmon/pmbus_core.c
index 744672c1f26d..8e31a8e2c746 100644
--- a/drivers/hwmon/pmbus_core.c
+++ b/drivers/hwmon/pmbus_core.c
@@ -362,8 +362,8 @@ static struct pmbus_data *pmbus_update_device(struct device *dev)
* Convert linear sensor values to milli- or micro-units
* depending on sensor type.
*/
-static int pmbus_reg2data_linear(struct pmbus_data *data,
- struct pmbus_sensor *sensor)
+static long pmbus_reg2data_linear(struct pmbus_data *data,
+ struct pmbus_sensor *sensor)
{
s16 exponent;
s32 mantissa;
@@ -397,15 +397,15 @@ static int pmbus_reg2data_linear(struct pmbus_data *data,
else
val >>= -exponent;
- return (int)val;
+ return val;
}
/*
* Convert direct sensor values to milli- or micro-units
* depending on sensor type.
*/
-static int pmbus_reg2data_direct(struct pmbus_data *data,
- struct pmbus_sensor *sensor)
+static long pmbus_reg2data_direct(struct pmbus_data *data,
+ struct pmbus_sensor *sensor)
{
long val = (s16) sensor->data;
long m, b, R;
@@ -440,12 +440,12 @@ static int pmbus_reg2data_direct(struct pmbus_data *data,
R++;
}
- return (int)((val - b) / m);
+ return (val - b) / m;
}
-static int pmbus_reg2data(struct pmbus_data *data, struct pmbus_sensor *sensor)
+static long pmbus_reg2data(struct pmbus_data *data, struct pmbus_sensor *sensor)
{
- int val;
+ long val;
if (data->info->direct[sensor->class])
val = pmbus_reg2data_direct(data, sensor);
@@ -619,7 +619,7 @@ static int pmbus_get_boolean(struct pmbus_data *data, int index, int *val)
if (!s1 && !s2)
*val = !!regval;
else {
- int v1, v2;
+ long v1, v2;
struct pmbus_sensor *sensor1, *sensor2;
sensor1 = &data->sensors[s1];
@@ -661,7 +661,7 @@ static ssize_t pmbus_show_sensor(struct device *dev,
if (sensor->data < 0)
return sensor->data;
- return snprintf(buf, PAGE_SIZE, "%d\n", pmbus_reg2data(data, sensor));
+ return snprintf(buf, PAGE_SIZE, "%ld\n", pmbus_reg2data(data, sensor));
}
static ssize_t pmbus_set_sensor(struct device *dev,
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
index 98278041d75f..5b6b451d4694 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -1988,6 +1988,14 @@ static int dvb_frontend_open(struct inode *inode, struct file *file)
if (dvbdev->users == -1 && fe->ops.ts_bus_ctrl) {
if ((ret = fe->ops.ts_bus_ctrl(fe, 1)) < 0)
goto err0;
+
+ /* If we took control of the bus, we need to force
+ reinitialization. This is because many ts_bus_ctrl()
+ functions strobe the RESET pin on the demod, and if the
+ frontend thread already exists then the dvb_init() routine
+ won't get called (which is what usually does initial
+ register configuration). */
+ fepriv->reinitialise = 1;
}
if ((ret = dvb_generic_open (inode, file)) < 0)
diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig
index e4c97fd6f05a..52798a111e16 100644
--- a/drivers/media/radio/Kconfig
+++ b/drivers/media/radio/Kconfig
@@ -168,7 +168,7 @@ config RADIO_MAXIRADIO
config RADIO_MIROPCM20
tristate "miroSOUND PCM20 radio"
- depends on ISA && VIDEO_V4L2 && SND
+ depends on ISA && ISA_DMA_API && VIDEO_V4L2 && SND
select SND_ISA
select SND_MIRO
---help---
@@ -201,7 +201,7 @@ config RADIO_SF16FMI
config RADIO_SF16FMR2
tristate "SF16FMR2 Radio"
- depends on ISA && VIDEO_V4L2
+ depends on ISA && VIDEO_V4L2 && SND
---help---
Choose Y here if you have one of these FM radio cards.
diff --git a/drivers/media/radio/si4713-i2c.c b/drivers/media/radio/si4713-i2c.c
index deca2e06ff22..c9f4a8e65dc4 100644
--- a/drivers/media/radio/si4713-i2c.c
+++ b/drivers/media/radio/si4713-i2c.c
@@ -1033,7 +1033,7 @@ static int si4713_write_econtrol_string(struct si4713_device *sdev,
char ps_name[MAX_RDS_PS_NAME + 1];
len = control->size - 1;
- if (len > MAX_RDS_PS_NAME) {
+ if (len < 0 || len > MAX_RDS_PS_NAME) {
rval = -ERANGE;
goto exit;
}
@@ -1057,7 +1057,7 @@ static int si4713_write_econtrol_string(struct si4713_device *sdev,
char radio_text[MAX_RDS_RADIO_TEXT + 1];
len = control->size - 1;
- if (len > MAX_RDS_RADIO_TEXT) {
+ if (len < 0 || len > MAX_RDS_RADIO_TEXT) {
rval = -ERANGE;
goto exit;
}
diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c
index 06dfe0957b5e..ec972dc25790 100644
--- a/drivers/media/rc/mceusb.c
+++ b/drivers/media/rc/mceusb.c
@@ -558,9 +558,10 @@ static void mceusb_dev_printdata(struct mceusb_dev *ir, char *buf,
inout, data1);
break;
case MCE_CMD_S_TIMEOUT:
- /* value is in units of 50us, so x*50/100 or x/2 ms */
+ /* value is in units of 50us, so x*50/1000 ms */
dev_info(dev, "%s receive timeout of %d ms\n",
- inout, ((data1 << 8) | data2) / 2);
+ inout,
+ ((data1 << 8) | data2) * MCE_TIME_UNIT / 1000);
break;
case MCE_CMD_G_TIMEOUT:
dev_info(dev, "Get receive timeout\n");
@@ -847,7 +848,7 @@ static void mceusb_handle_command(struct mceusb_dev *ir, int index)
switch (ir->buf_in[index]) {
/* 2-byte return value commands */
case MCE_CMD_S_TIMEOUT:
- ir->rc->timeout = US_TO_NS((hi << 8 | lo) / 2);
+ ir->rc->timeout = US_TO_NS((hi << 8 | lo) * MCE_TIME_UNIT);
break;
/* 1-byte return value commands */
@@ -1078,7 +1079,7 @@ static struct rc_dev *mceusb_init_rc_dev(struct mceusb_dev *ir)
rc->priv = ir;
rc->driver_type = RC_DRIVER_IR_RAW;
rc->allowed_protos = RC_TYPE_ALL;
- rc->timeout = US_TO_NS(1000);
+ rc->timeout = MS_TO_NS(100);
if (!ir->flags.no_tx) {
rc->s_tx_mask = mceusb_set_tx_mask;
rc->s_tx_carrier = mceusb_set_tx_carrier;
diff --git a/drivers/media/rc/nuvoton-cir.c b/drivers/media/rc/nuvoton-cir.c
index 565f24c20d77..ce595f9ab4c7 100644
--- a/drivers/media/rc/nuvoton-cir.c
+++ b/drivers/media/rc/nuvoton-cir.c
@@ -1110,7 +1110,7 @@ static int nvt_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id)
rdev->dev.parent = &pdev->dev;
rdev->driver_name = NVT_DRIVER_NAME;
rdev->map_name = RC_MAP_RC6_MCE;
- rdev->timeout = US_TO_NS(1000);
+ rdev->timeout = MS_TO_NS(100);
/* rx resolution is hardwired to 50us atm, 1, 25, 100 also possible */
rdev->rx_resolution = US_TO_NS(CIR_SAMPLE_PERIOD);
#if 0
diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-core.c
index 64d9b2136ff6..419777a832ee 100644
--- a/drivers/media/video/cx23885/cx23885-core.c
+++ b/drivers/media/video/cx23885/cx23885-core.c
@@ -2060,12 +2060,8 @@ static int __devinit cx23885_initdev(struct pci_dev *pci_dev,
goto fail_irq;
}
- if (!pci_enable_msi(pci_dev))
- err = request_irq(pci_dev->irq, cx23885_irq,
- IRQF_DISABLED, dev->name, dev);
- else
- err = request_irq(pci_dev->irq, cx23885_irq,
- IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
+ err = request_irq(pci_dev->irq, cx23885_irq,
+ IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
if (err < 0) {
printk(KERN_ERR "%s: can't get IRQ %d\n",
dev->name, pci_dev->irq);
@@ -2114,7 +2110,6 @@ static void __devexit cx23885_finidev(struct pci_dev *pci_dev)
/* unregister stuff */
free_irq(pci_dev->irq, dev);
- pci_disable_msi(pci_dev);
cx23885_dev_unregister(dev);
v4l2_device_unregister(v4l2_dev);
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index cfa9f7efe93d..a03945ab9f08 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -714,10 +714,19 @@ static int tuner_remove(struct i2c_client *client)
* returns 0.
* This function is needed for boards that have a separate tuner for
* radio (like devices with tea5767).
+ * NOTE: mt20xx uses V4L2_TUNER_DIGITAL_TV and calls set_tv_freq to
+ * select a TV frequency. So, t_mode = T_ANALOG_TV could actually
+ * be used to represent a Digital TV too.
*/
static inline int check_mode(struct tuner *t, enum v4l2_tuner_type mode)
{
- if ((1 << mode & t->mode_mask) == 0)
+ int t_mode;
+ if (mode == V4L2_TUNER_RADIO)
+ t_mode = T_RADIO;
+ else
+ t_mode = T_ANALOG_TV;
+
+ if ((t_mode & t->mode_mask) == 0)
return -EINVAL;
return 0;
@@ -984,7 +993,7 @@ static void tuner_status(struct dvb_frontend *fe)
case V4L2_TUNER_RADIO:
p = "radio";
break;
- case V4L2_TUNER_DIGITAL_TV:
+ case V4L2_TUNER_DIGITAL_TV: /* Used by mt20xx */
p = "digital TV";
break;
case V4L2_TUNER_ANALOG_TV:
@@ -1135,9 +1144,8 @@ static int tuner_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
return 0;
if (vt->type == t->mode && analog_ops->get_afc)
vt->afc = analog_ops->get_afc(&t->fe);
- if (vt->type == V4L2_TUNER_ANALOG_TV)
+ if (t->mode != V4L2_TUNER_RADIO) {
vt->capability |= V4L2_TUNER_CAP_NORM;
- if (vt->type != V4L2_TUNER_RADIO) {
vt->rangelow = tv_range[0] * 16;
vt->rangehigh = tv_range[1] * 16;
return 0;
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 61265f74ed3d..b9eaf5c0dc72 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1415,9 +1415,9 @@ out:
return features;
}
-#define BOND_VLAN_FEATURES (NETIF_F_ALL_TX_OFFLOADS | \
- NETIF_F_SOFT_FEATURES | \
- NETIF_F_LRO)
+#define BOND_VLAN_FEATURES (NETIF_F_ALL_CSUM | NETIF_F_SG | \
+ NETIF_F_FRAGLIST | NETIF_F_ALL_TSO | \
+ NETIF_F_HIGHDMA | NETIF_F_LRO)
static void bond_compute_features(struct bonding *bond)
{
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 3321d714ca22..d265c6e13873 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -2287,6 +2287,23 @@ static int gfar_set_mac_address(struct net_device *dev)
return 0;
}
+/* Check if rx parser should be activated */
+void gfar_check_rx_parser_mode(struct gfar_private *priv)
+{
+ struct gfar __iomem *regs;
+ u32 tempval;
+
+ regs = priv->gfargrp[0].regs;
+
+ tempval = gfar_read(&regs->rctrl);
+ /* If parse is no longer required, then disable parser */
+ if (tempval & RCTRL_REQ_PARSER)
+ tempval |= RCTRL_PRSDEP_INIT;
+ else
+ tempval &= ~RCTRL_PRSDEP_INIT;
+ gfar_write(&regs->rctrl, tempval);
+}
+
/* Enables and disables VLAN insertion/extraction */
static void gfar_vlan_rx_register(struct net_device *dev,
@@ -2323,12 +2340,9 @@ static void gfar_vlan_rx_register(struct net_device *dev,
/* Disable VLAN tag extraction */
tempval = gfar_read(&regs->rctrl);
tempval &= ~RCTRL_VLEX;
- /* If parse is no longer required, then disable parser */
- if (tempval & RCTRL_REQ_PARSER)
- tempval |= RCTRL_PRSDEP_INIT;
- else
- tempval &= ~RCTRL_PRSDEP_INIT;
gfar_write(&regs->rctrl, tempval);
+
+ gfar_check_rx_parser_mode(priv);
}
gfar_change_mtu(dev, dev->mtu);
diff --git a/drivers/net/gianfar.h b/drivers/net/gianfar.h
index 27499c606a4a..87c1d8608b73 100644
--- a/drivers/net/gianfar.h
+++ b/drivers/net/gianfar.h
@@ -286,7 +286,7 @@ extern const char gfar_driver_version[];
#define RCTRL_PROM 0x00000008
#define RCTRL_EMEN 0x00000002
#define RCTRL_REQ_PARSER (RCTRL_VLEX | RCTRL_IPCSEN | \
- RCTRL_TUCSEN)
+ RCTRL_TUCSEN | RCTRL_FILREN)
#define RCTRL_CHECKSUMMING (RCTRL_IPCSEN | RCTRL_TUCSEN | \
RCTRL_PRSDEP_INIT)
#define RCTRL_EXTHASH (RCTRL_GHTX)
@@ -1182,6 +1182,7 @@ extern void gfar_configure_coalescing(struct gfar_private *priv,
unsigned long tx_mask, unsigned long rx_mask);
void gfar_init_sysfs(struct net_device *dev);
int gfar_set_features(struct net_device *dev, u32 features);
+extern void gfar_check_rx_parser_mode(struct gfar_private *priv);
extern const struct ethtool_ops gfar_ethtool_ops;
diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c
index 718879b35b7d..bc9a4bb31980 100644
--- a/drivers/net/pppoe.c
+++ b/drivers/net/pppoe.c
@@ -348,8 +348,9 @@ static int pppoe_device_event(struct notifier_block *this,
/* Only look at sockets that are using this specific device. */
switch (event) {
+ case NETDEV_CHANGEADDR:
case NETDEV_CHANGEMTU:
- /* A change in mtu is a bad thing, requiring
+ /* A change in mtu or address is a bad thing, requiring
* LCP re-negotiation.
*/
diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c
index 00f06e9a7796..b64fcee483aa 100644
--- a/drivers/net/r6040.c
+++ b/drivers/net/r6040.c
@@ -677,9 +677,11 @@ static irqreturn_t r6040_interrupt(int irq, void *dev_id)
if (status & RX_FIFO_FULL)
dev->stats.rx_fifo_errors++;
- /* Mask off RX interrupt */
- misr &= ~RX_INTS;
- napi_schedule(&lp->napi);
+ if (likely(napi_schedule_prep(&lp->napi))) {
+ /* Mask off RX interrupt */
+ misr &= ~RX_INTS;
+ __napi_schedule(&lp->napi);
+ }
}
/* TX interrupt request */
diff --git a/drivers/net/tulip/dmfe.c b/drivers/net/tulip/dmfe.c
index 468512731966..9a21ca3873fc 100644
--- a/drivers/net/tulip/dmfe.c
+++ b/drivers/net/tulip/dmfe.c
@@ -879,7 +879,6 @@ static void dmfe_free_tx_pkt(struct DEVICE *dev, struct dmfe_board_info * db)
txptr = db->tx_remove_ptr;
while(db->tx_packet_cnt) {
tdes0 = le32_to_cpu(txptr->tdes0);
- pr_debug("tdes0=%x\n", tdes0);
if (tdes0 & 0x80000000)
break;
@@ -889,7 +888,6 @@ static void dmfe_free_tx_pkt(struct DEVICE *dev, struct dmfe_board_info * db)
/* Transmit statistic counter */
if ( tdes0 != 0x7fffffff ) {
- pr_debug("tdes0=%x\n", tdes0);
dev->stats.collisions += (tdes0 >> 3) & 0xf;
dev->stats.tx_bytes += le32_to_cpu(txptr->tdes1) & 0x7ff;
if (tdes0 & TDES0_ERR_MASK) {
@@ -986,7 +984,6 @@ static void dmfe_rx_packet(struct DEVICE *dev, struct dmfe_board_info * db)
/* error summary bit check */
if (rdes0 & 0x8000) {
/* This is a error packet */
- pr_debug("rdes0: %x\n", rdes0);
dev->stats.rx_errors++;
if (rdes0 & 1)
dev->stats.rx_fifo_errors++;
@@ -1638,7 +1635,6 @@ static u8 dmfe_sense_speed(struct dmfe_board_info * db)
else /* DM9102/DM9102A */
phy_mode = phy_read(db->ioaddr,
db->phy_addr, 17, db->chip_id) & 0xf000;
- pr_debug("Phy_mode %x\n", phy_mode);
switch (phy_mode) {
case 0x1000: db->op_mode = DMFE_10MHF; break;
case 0x2000: db->op_mode = DMFE_10MFD; break;
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 9536d386bb38..21d816e9dfa5 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -599,8 +599,7 @@ config IT87_WDT
config HP_WATCHDOG
tristate "HP ProLiant iLO2+ Hardware Watchdog Timer"
- depends on X86
- default m
+ depends on X86 && PCI
help
A software monitoring watchdog and NMI sourcing driver. This driver
will detect lockups and provide a stack trace. This is a driver that
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 79743d146be6..0c1d91756528 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -1438,12 +1438,15 @@ char *ceph_mdsc_build_path(struct dentry *dentry, int *plen, u64 *base,
struct dentry *temp;
char *path;
int len, pos;
+ unsigned seq;
if (dentry == NULL)
return ERR_PTR(-EINVAL);
retry:
len = 0;
+ seq = read_seqbegin(&rename_lock);
+ rcu_read_lock();
for (temp = dentry; !IS_ROOT(temp);) {
struct inode *inode = temp->d_inode;
if (inode && ceph_snap(inode) == CEPH_SNAPDIR)
@@ -1455,10 +1458,12 @@ retry:
len += 1 + temp->d_name.len;
temp = temp->d_parent;
if (temp == NULL) {
+ rcu_read_unlock();
pr_err("build_path corrupt dentry %p\n", dentry);
return ERR_PTR(-EINVAL);
}
}
+ rcu_read_unlock();
if (len)
len--; /* no leading '/' */
@@ -1467,9 +1472,12 @@ retry:
return ERR_PTR(-ENOMEM);
pos = len;
path[pos] = 0; /* trailing null */
+ rcu_read_lock();
for (temp = dentry; !IS_ROOT(temp) && pos != 0; ) {
- struct inode *inode = temp->d_inode;
+ struct inode *inode;
+ spin_lock(&temp->d_lock);
+ inode = temp->d_inode;
if (inode && ceph_snap(inode) == CEPH_SNAPDIR) {
dout("build_path path+%d: %p SNAPDIR\n",
pos, temp);
@@ -1478,21 +1486,26 @@ retry:
break;
} else {
pos -= temp->d_name.len;
- if (pos < 0)
+ if (pos < 0) {
+ spin_unlock(&temp->d_lock);
break;
+ }
strncpy(path + pos, temp->d_name.name,
temp->d_name.len);
}
+ spin_unlock(&temp->d_lock);
if (pos)
path[--pos] = '/';
temp = temp->d_parent;
if (temp == NULL) {
+ rcu_read_unlock();
pr_err("build_path corrupt dentry\n");
kfree(path);
return ERR_PTR(-EINVAL);
}
}
- if (pos != 0) {
+ rcu_read_unlock();
+ if (pos != 0 || read_seqretry(&rename_lock, seq)) {
pr_err("build_path did not end path lookup where "
"expected, namelen is %d, pos is %d\n", len, pos);
/* presumably this is only possible if racing with a
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 3e2989976297..bc4b12ca537b 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -35,6 +35,7 @@
#include <linux/delay.h>
#include <linux/kthread.h>
#include <linux/freezer.h>
+#include <linux/namei.h>
#include <net/ipv6.h>
#include "cifsfs.h"
#include "cifspdu.h"
@@ -542,14 +543,12 @@ static const struct super_operations cifs_super_ops = {
static struct dentry *
cifs_get_root(struct smb_vol *vol, struct super_block *sb)
{
- int xid, rc;
- struct inode *inode;
- struct qstr name;
- struct dentry *dparent = NULL, *dchild = NULL, *alias;
+ struct dentry *dentry;
struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
- unsigned int i, full_len, len;
- char *full_path = NULL, *pstart;
+ char *full_path = NULL;
+ char *s, *p;
char sep;
+ int xid;
full_path = cifs_build_path_to_root(vol, cifs_sb,
cifs_sb_master_tcon(cifs_sb));
@@ -560,73 +559,32 @@ cifs_get_root(struct smb_vol *vol, struct super_block *sb)
xid = GetXid();
sep = CIFS_DIR_SEP(cifs_sb);
- dparent = dget(sb->s_root);
- full_len = strlen(full_path);
- full_path[full_len] = sep;
- pstart = full_path + 1;
-
- for (i = 1, len = 0; i <= full_len; i++) {
- if (full_path[i] != sep || !len) {
- len++;
- continue;
- }
-
- full_path[i] = 0;
- cFYI(1, "get dentry for %s", pstart);
-
- name.name = pstart;
- name.len = len;
- name.hash = full_name_hash(pstart, len);
- dchild = d_lookup(dparent, &name);
- if (dchild == NULL) {
- cFYI(1, "not exists");
- dchild = d_alloc(dparent, &name);
- if (dchild == NULL) {
- dput(dparent);
- dparent = ERR_PTR(-ENOMEM);
- goto out;
- }
- }
-
- cFYI(1, "get inode");
- if (dchild->d_inode == NULL) {
- cFYI(1, "not exists");
- inode = NULL;
- if (cifs_sb_master_tcon(CIFS_SB(sb))->unix_ext)
- rc = cifs_get_inode_info_unix(&inode, full_path,
- sb, xid);
- else
- rc = cifs_get_inode_info(&inode, full_path,
- NULL, sb, xid, NULL);
- if (rc) {
- dput(dchild);
- dput(dparent);
- dparent = ERR_PTR(rc);
- goto out;
- }
- alias = d_materialise_unique(dchild, inode);
- if (alias != NULL) {
- dput(dchild);
- if (IS_ERR(alias)) {
- dput(dparent);
- dparent = ERR_PTR(-EINVAL); /* XXX */
- goto out;
- }
- dchild = alias;
- }
- }
- cFYI(1, "parent %p, child %p", dparent, dchild);
-
- dput(dparent);
- dparent = dchild;
- len = 0;
- pstart = full_path + i + 1;
- full_path[i] = sep;
- }
-out:
+ dentry = dget(sb->s_root);
+ p = s = full_path;
+
+ do {
+ struct inode *dir = dentry->d_inode;
+ struct dentry *child;
+
+ /* skip separators */
+ while (*s == sep)
+ s++;
+ if (!*s)
+ break;
+ p = s++;
+ /* next separator */
+ while (*s && *s != sep)
+ s++;
+
+ mutex_lock(&dir->i_mutex);
+ child = lookup_one_len(p, dentry, s - p);
+ mutex_unlock(&dir->i_mutex);
+ dput(dentry);
+ dentry = child;
+ } while (!IS_ERR(dentry));
_FreeXid(xid);
kfree(full_path);
- return dparent;
+ return dentry;
}
static int cifs_set_super(struct super_block *sb, void *data)
diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index 0900e1658c96..036ca83e5f46 100644
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -129,5 +129,5 @@ extern long cifs_ioctl(struct file *filep, unsigned int cmd, unsigned long arg);
extern const struct export_operations cifs_export_ops;
#endif /* CIFS_NFSD_EXPORT */
-#define CIFS_VERSION "1.73"
+#define CIFS_VERSION "1.74"
#endif /* _CIFSFS_H */
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index dbd669cc5bc7..ccc1afa0bf3b 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -3485,7 +3485,7 @@ cifs_construct_tcon(struct cifs_sb_info *cifs_sb, uid_t fsuid)
goto out;
}
- snprintf(username, MAX_USERNAME_SIZE, "krb50x%x", fsuid);
+ snprintf(username, sizeof(username), "krb50x%x", fsuid);
vol_info->username = username;
vol_info->local_nls = cifs_sb->local_nls;
vol_info->linux_uid = fsuid;
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 81914df47ef1..fa8c21d913bc 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -55,6 +55,7 @@ build_path_from_dentry(struct dentry *direntry)
char dirsep;
struct cifs_sb_info *cifs_sb = CIFS_SB(direntry->d_sb);
struct cifs_tcon *tcon = cifs_sb_master_tcon(cifs_sb);
+ unsigned seq;
if (direntry == NULL)
return NULL; /* not much we can do if dentry is freed and
@@ -68,22 +69,29 @@ build_path_from_dentry(struct dentry *direntry)
dfsplen = 0;
cifs_bp_rename_retry:
namelen = dfsplen;
+ seq = read_seqbegin(&rename_lock);
+ rcu_read_lock();
for (temp = direntry; !IS_ROOT(temp);) {
namelen += (1 + temp->d_name.len);
temp = temp->d_parent;
if (temp == NULL) {
cERROR(1, "corrupt dentry");
+ rcu_read_unlock();
return NULL;
}
}
+ rcu_read_unlock();
full_path = kmalloc(namelen+1, GFP_KERNEL);
if (full_path == NULL)
return full_path;
full_path[namelen] = 0; /* trailing null */
+ rcu_read_lock();
for (temp = direntry; !IS_ROOT(temp);) {
+ spin_lock(&temp->d_lock);
namelen -= 1 + temp->d_name.len;
if (namelen < 0) {
+ spin_unlock(&temp->d_lock);
break;
} else {
full_path[namelen] = dirsep;
@@ -91,14 +99,17 @@ cifs_bp_rename_retry:
temp->d_name.len);
cFYI(0, "name: %s", full_path + namelen);
}
+ spin_unlock(&temp->d_lock);
temp = temp->d_parent;
if (temp == NULL) {
cERROR(1, "corrupt dentry");
+ rcu_read_unlock();
kfree(full_path);
return NULL;
}
}
- if (namelen != dfsplen) {
+ rcu_read_unlock();
+ if (namelen != dfsplen || read_seqretry(&rename_lock, seq)) {
cERROR(1, "did not end path lookup where expected namelen is %d",
namelen);
/* presumably this is only possible if racing with a rename
diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c
index 3892ab817a36..d3e619692ee0 100644
--- a/fs/cifs/sess.c
+++ b/fs/cifs/sess.c
@@ -428,8 +428,7 @@ static void build_ntlmssp_negotiate_blob(unsigned char *pbuffer,
(SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) {
flags |= NTLMSSP_NEGOTIATE_SIGN;
if (!ses->server->session_estab)
- flags |= NTLMSSP_NEGOTIATE_KEY_XCH |
- NTLMSSP_NEGOTIATE_EXTENDED_SEC;
+ flags |= NTLMSSP_NEGOTIATE_KEY_XCH;
}
sec_blob->NegotiateFlags = cpu_to_le32(flags);
@@ -465,10 +464,11 @@ static int build_ntlmssp_auth_blob(unsigned char *pbuffer,
NTLMSSP_NEGOTIATE_128 | NTLMSSP_NEGOTIATE_UNICODE |
NTLMSSP_NEGOTIATE_NTLM | NTLMSSP_NEGOTIATE_EXTENDED_SEC;
if (ses->server->sec_mode &
- (SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED))
+ (SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) {
flags |= NTLMSSP_NEGOTIATE_SIGN;
- if (ses->server->sec_mode & SECMODE_SIGN_REQUIRED)
- flags |= NTLMSSP_NEGOTIATE_ALWAYS_SIGN;
+ if (!ses->server->session_estab)
+ flags |= NTLMSSP_NEGOTIATE_KEY_XCH;
+ }
tmp = pbuffer + sizeof(AUTHENTICATE_MESSAGE);
sec_blob->NegotiateFlags = cpu_to_le32(flags);
diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index e141939080f0..739fb59bcdc2 100644
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -37,7 +37,7 @@ static DEFINE_MUTEX(read_mutex);
/* These macros may change in future, to provide better st_ino semantics. */
#define OFFSET(x) ((x)->i_ino)
-static unsigned long cramino(struct cramfs_inode *cino, unsigned int offset)
+static unsigned long cramino(const struct cramfs_inode *cino, unsigned int offset)
{
if (!cino->offset)
return offset + 1;
@@ -61,7 +61,7 @@ static unsigned long cramino(struct cramfs_inode *cino, unsigned int offset)
}
static struct inode *get_cramfs_inode(struct super_block *sb,
- struct cramfs_inode *cramfs_inode, unsigned int offset)
+ const struct cramfs_inode *cramfs_inode, unsigned int offset)
{
struct inode *inode;
static struct timespec zerotime;
@@ -317,7 +317,7 @@ static int cramfs_fill_super(struct super_block *sb, void *data, int silent)
/* Set it all up.. */
sb->s_op = &cramfs_ops;
root = get_cramfs_inode(sb, &super.root, 0);
- if (!root)
+ if (IS_ERR(root))
goto out;
sb->s_root = d_alloc_root(root);
if (!sb->s_root) {
@@ -423,6 +423,7 @@ static int cramfs_readdir(struct file *filp, void *dirent, filldir_t filldir)
static struct dentry * cramfs_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd)
{
unsigned int offset = 0;
+ struct inode *inode = NULL;
int sorted;
mutex_lock(&read_mutex);
@@ -449,8 +450,8 @@ static struct dentry * cramfs_lookup(struct inode *dir, struct dentry *dentry, s
for (;;) {
if (!namelen) {
- mutex_unlock(&read_mutex);
- return ERR_PTR(-EIO);
+ inode = ERR_PTR(-EIO);
+ goto out;
}
if (name[namelen-1])
break;
@@ -462,17 +463,18 @@ static struct dentry * cramfs_lookup(struct inode *dir, struct dentry *dentry, s
if (retval > 0)
continue;
if (!retval) {
- struct cramfs_inode entry = *de;
- mutex_unlock(&read_mutex);
- d_add(dentry, get_cramfs_inode(dir->i_sb, &entry, dir_off));
- return NULL;
+ inode = get_cramfs_inode(dir->i_sb, de, dir_off);
+ break;
}
/* else (retval < 0) */
if (sorted)
break;
}
+out:
mutex_unlock(&read_mutex);
- d_add(dentry, NULL);
+ if (IS_ERR(inode))
+ return ERR_CAST(inode);
+ d_add(dentry, inode);
return NULL;
}
diff --git a/fs/dcache.c b/fs/dcache.c
index 37f72ee5bf7c..6e4ea6d87774 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -2213,14 +2213,15 @@ static void dentry_unlock_parents_for_move(struct dentry *dentry,
* The hash value has to match the hash queue that the dentry is on..
*/
/*
- * d_move - move a dentry
+ * __d_move - move a dentry
* @dentry: entry to move
* @target: new dentry
*
* Update the dcache to reflect the move of a file name. Negative
- * dcache entries should not be moved in this way.
+ * dcache entries should not be moved in this way. Caller hold
+ * rename_lock.
*/
-void d_move(struct dentry * dentry, struct dentry * target)
+static void __d_move(struct dentry * dentry, struct dentry * target)
{
if (!dentry->d_inode)
printk(KERN_WARNING "VFS: moving negative dcache entry\n");
@@ -2228,8 +2229,6 @@ void d_move(struct dentry * dentry, struct dentry * target)
BUG_ON(d_ancestor(dentry, target));
BUG_ON(d_ancestor(target, dentry));
- write_seqlock(&rename_lock);
-
dentry_lock_for_move(dentry, target);
write_seqcount_begin(&dentry->d_seq);
@@ -2275,6 +2274,20 @@ void d_move(struct dentry * dentry, struct dentry * target)
spin_unlock(&target->d_lock);
fsnotify_d_move(dentry);
spin_unlock(&dentry->d_lock);
+}
+
+/*
+ * d_move - move a dentry
+ * @dentry: entry to move
+ * @target: new dentry
+ *
+ * Update the dcache to reflect the move of a file name. Negative
+ * dcache entries should not be moved in this way.
+ */
+void d_move(struct dentry *dentry, struct dentry *target)
+{
+ write_seqlock(&rename_lock);
+ __d_move(dentry, target);
write_sequnlock(&rename_lock);
}
EXPORT_SYMBOL(d_move);
@@ -2302,7 +2315,7 @@ struct dentry *d_ancestor(struct dentry *p1, struct dentry *p2)
* This helper attempts to cope with remotely renamed directories
*
* It assumes that the caller is already holding
- * dentry->d_parent->d_inode->i_mutex and the inode->i_lock
+ * dentry->d_parent->d_inode->i_mutex, inode->i_lock and rename_lock
*
* Note: If ever the locking in lock_rename() changes, then please
* remember to update this too...
@@ -2317,11 +2330,6 @@ static struct dentry *__d_unalias(struct inode *inode,
if (alias->d_parent == dentry->d_parent)
goto out_unalias;
- /* Check for loops */
- ret = ERR_PTR(-ELOOP);
- if (d_ancestor(alias, dentry))
- goto out_err;
-
/* See lock_rename() */
ret = ERR_PTR(-EBUSY);
if (!mutex_trylock(&dentry->d_sb->s_vfs_rename_mutex))
@@ -2331,7 +2339,7 @@ static struct dentry *__d_unalias(struct inode *inode,
goto out_err;
m2 = &alias->d_parent->d_inode->i_mutex;
out_unalias:
- d_move(alias, dentry);
+ __d_move(alias, dentry);
ret = alias;
out_err:
spin_unlock(&inode->i_lock);
@@ -2416,15 +2424,24 @@ struct dentry *d_materialise_unique(struct dentry *dentry, struct inode *inode)
alias = __d_find_alias(inode, 0);
if (alias) {
actual = alias;
- /* Is this an anonymous mountpoint that we could splice
- * into our tree? */
- if (IS_ROOT(alias)) {
+ write_seqlock(&rename_lock);
+
+ if (d_ancestor(alias, dentry)) {
+ /* Check for loops */
+ actual = ERR_PTR(-ELOOP);
+ } else if (IS_ROOT(alias)) {
+ /* Is this an anonymous mountpoint that we
+ * could splice into our tree? */
__d_materialise_dentry(dentry, alias);
+ write_sequnlock(&rename_lock);
__d_drop(alias);
goto found;
+ } else {
+ /* Nope, but we must(!) avoid directory
+ * aliasing */
+ actual = __d_unalias(inode, dentry, alias);
}
- /* Nope, but we must(!) avoid directory aliasing */
- actual = __d_unalias(inode, dentry, alias);
+ write_sequnlock(&rename_lock);
if (IS_ERR(actual))
dput(alias);
goto out_nolock;
diff --git a/fs/exofs/super.c b/fs/exofs/super.c
index 06065bd37fc3..c57beddcc217 100644
--- a/fs/exofs/super.c
+++ b/fs/exofs/super.c
@@ -913,7 +913,7 @@ struct dentry *exofs_get_parent(struct dentry *child)
unsigned long ino = exofs_parent_ino(child);
if (!ino)
- return NULL;
+ return ERR_PTR(-ESTALE);
return d_obtain_alias(exofs_iget(child->d_inode->i_sb, ino));
}
diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index 802ac5eeba28..f9fbbe96c222 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -1069,6 +1069,7 @@ int gfs2_releasepage(struct page *page, gfp_t gfp_mask)
return 0;
gfs2_log_lock(sdp);
+ spin_lock(&sdp->sd_ail_lock);
head = bh = page_buffers(page);
do {
if (atomic_read(&bh->b_count))
@@ -1080,6 +1081,7 @@ int gfs2_releasepage(struct page *page, gfp_t gfp_mask)
goto not_possible;
bh = bh->b_this_page;
} while(bh != head);
+ spin_unlock(&sdp->sd_ail_lock);
gfs2_log_unlock(sdp);
head = bh = page_buffers(page);
@@ -1112,6 +1114,7 @@ not_possible: /* Should never happen */
WARN_ON(buffer_dirty(bh));
WARN_ON(buffer_pinned(bh));
cannot_release:
+ spin_unlock(&sdp->sd_ail_lock);
gfs2_log_unlock(sdp);
return 0;
}
diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c
index 8ef70f464731..2cca29316bd6 100644
--- a/fs/gfs2/glops.c
+++ b/fs/gfs2/glops.c
@@ -47,10 +47,10 @@ static void __gfs2_ail_flush(struct gfs2_glock *gl)
bd_ail_gl_list);
bh = bd->bd_bh;
gfs2_remove_from_ail(bd);
- spin_unlock(&sdp->sd_ail_lock);
-
bd->bd_bh = NULL;
bh->b_private = NULL;
+ spin_unlock(&sdp->sd_ail_lock);
+
bd->bd_blkno = bh->b_blocknr;
gfs2_log_lock(sdp);
gfs2_assert_withdraw(sdp, !buffer_busy(bh));
@@ -221,8 +221,10 @@ static void inode_go_inval(struct gfs2_glock *gl, int flags)
}
}
- if (ip == GFS2_I(gl->gl_sbd->sd_rindex))
+ if (ip == GFS2_I(gl->gl_sbd->sd_rindex)) {
+ gfs2_log_flush(gl->gl_sbd, NULL);
gl->gl_sbd->sd_rindex_uptodate = 0;
+ }
if (ip && S_ISREG(ip->i_inode.i_mode))
truncate_inode_pages(ip->i_inode.i_mapping, 0);
}
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index 0a064e91ac70..81206e70cbf6 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -17,6 +17,7 @@
#include <linux/buffer_head.h>
#include <linux/rcupdate.h>
#include <linux/rculist_bl.h>
+#include <linux/completion.h>
#define DIO_WAIT 0x00000010
#define DIO_METADATA 0x00000020
@@ -546,6 +547,7 @@ struct gfs2_sbd {
struct gfs2_glock *sd_trans_gl;
wait_queue_head_t sd_glock_wait;
atomic_t sd_glock_disposal;
+ struct completion sd_locking_init;
/* Inode Stuff */
diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index 903115f2bb34..85c62923ee29 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -903,6 +903,7 @@ void gfs2_meta_syncfs(struct gfs2_sbd *sdp)
if (gfs2_ail1_empty(sdp))
break;
}
+ gfs2_log_flush(sdp, NULL);
}
static inline int gfs2_jrnl_flush_reqd(struct gfs2_sbd *sdp)
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index 8ac9ae189b53..2a77071fb7b6 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -72,6 +72,7 @@ static struct gfs2_sbd *init_sbd(struct super_block *sb)
init_waitqueue_head(&sdp->sd_glock_wait);
atomic_set(&sdp->sd_glock_disposal, 0);
+ init_completion(&sdp->sd_locking_init);
spin_lock_init(&sdp->sd_statfs_spin);
spin_lock_init(&sdp->sd_rindex_spin);
@@ -1017,11 +1018,13 @@ hostdata_error:
fsname++;
if (lm->lm_mount == NULL) {
fs_info(sdp, "Now mounting FS...\n");
+ complete(&sdp->sd_locking_init);
return 0;
}
ret = lm->lm_mount(sdp, fsname);
if (ret == 0)
fs_info(sdp, "Joined cluster. Now mounting FS...\n");
+ complete(&sdp->sd_locking_init);
return ret;
}
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index ed540e7018be..fb0edf735483 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -757,13 +757,17 @@ static int gfs2_write_inode(struct inode *inode, struct writeback_control *wbc)
struct timespec atime;
struct gfs2_dinode *di;
int ret = -EAGAIN;
+ int unlock_required = 0;
/* Skip timestamp update, if this is from a memalloc */
if (current->flags & PF_MEMALLOC)
goto do_flush;
- ret = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
- if (ret)
- goto do_flush;
+ if (!gfs2_glock_is_locked_by_me(ip->i_gl)) {
+ ret = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);
+ if (ret)
+ goto do_flush;
+ unlock_required = 1;
+ }
ret = gfs2_trans_begin(sdp, RES_DINODE, 0);
if (ret)
goto do_unlock;
@@ -780,7 +784,8 @@ static int gfs2_write_inode(struct inode *inode, struct writeback_control *wbc)
}
gfs2_trans_end(sdp);
do_unlock:
- gfs2_glock_dq_uninit(&gh);
+ if (unlock_required)
+ gfs2_glock_dq_uninit(&gh);
do_flush:
if (wbc->sync_mode == WB_SYNC_ALL)
gfs2_log_flush(GFS2_SB(inode), ip->i_gl);
@@ -1427,7 +1432,20 @@ out:
return error;
}
-/*
+/**
+ * gfs2_evict_inode - Remove an inode from cache
+ * @inode: The inode to evict
+ *
+ * There are three cases to consider:
+ * 1. i_nlink == 0, we are final opener (and must deallocate)
+ * 2. i_nlink == 0, we are not the final opener (and cannot deallocate)
+ * 3. i_nlink > 0
+ *
+ * If the fs is read only, then we have to treat all cases as per #3
+ * since we are unable to do any deallocation. The inode will be
+ * deallocated by the next read/write node to attempt an allocation
+ * in the same resource group
+ *
* We have to (at the moment) hold the inodes main lock to cover
* the gap between unlocking the shared lock on the iopen lock and
* taking the exclusive lock. I'd rather do a shared -> exclusive
@@ -1470,6 +1488,8 @@ static void gfs2_evict_inode(struct inode *inode)
if (error)
goto out_truncate;
+ /* Case 1 starts here */
+
if (S_ISDIR(inode->i_mode) &&
(ip->i_diskflags & GFS2_DIF_EXHASH)) {
error = gfs2_dir_exhash_dealloc(ip);
@@ -1493,13 +1513,16 @@ static void gfs2_evict_inode(struct inode *inode)
goto out_unlock;
out_truncate:
+ /* Case 2 starts here */
error = gfs2_trans_begin(sdp, 0, sdp->sd_jdesc->jd_blocks);
if (error)
goto out_unlock;
- gfs2_final_release_pages(ip);
+ /* Needs to be done before glock release & also in a transaction */
+ truncate_inode_pages(&inode->i_data, 0);
gfs2_trans_end(sdp);
out_unlock:
+ /* Error path for case 1 */
if (test_bit(HIF_HOLDER, &ip->i_iopen_gh.gh_iflags))
gfs2_glock_dq(&ip->i_iopen_gh);
gfs2_holder_uninit(&ip->i_iopen_gh);
@@ -1507,6 +1530,7 @@ out_unlock:
if (error && error != GLR_TRYFAILED && error != -EROFS)
fs_warn(sdp, "gfs2_evict_inode: %d\n", error);
out:
+ /* Case 3 starts here */
truncate_inode_pages(&inode->i_data, 0);
end_writeback(inode);
diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c
index e20eab37bc80..443cabcfcd23 100644
--- a/fs/gfs2/sys.c
+++ b/fs/gfs2/sys.c
@@ -338,6 +338,9 @@ static ssize_t lkfirst_store(struct gfs2_sbd *sdp, const char *buf, size_t len)
rv = sscanf(buf, "%u", &first);
if (rv != 1 || first > 1)
return -EINVAL;
+ rv = wait_for_completion_killable(&sdp->sd_locking_init);
+ if (rv)
+ return rv;
spin_lock(&sdp->sd_jindex_spin);
rv = -EBUSY;
if (test_bit(SDF_NOJOURNALID, &sdp->sd_flags) == 0)
@@ -414,7 +417,9 @@ static ssize_t jid_store(struct gfs2_sbd *sdp, const char *buf, size_t len)
rv = sscanf(buf, "%d", &jid);
if (rv != 1)
return -EINVAL;
-
+ rv = wait_for_completion_killable(&sdp->sd_locking_init);
+ if (rv)
+ return rv;
spin_lock(&sdp->sd_jindex_spin);
rv = -EINVAL;
if (sdp->sd_lockstruct.ls_ops->lm_mount == NULL)
diff --git a/fs/hppfs/hppfs.c b/fs/hppfs/hppfs.c
index 87ed48e0343d..85c098a499f3 100644
--- a/fs/hppfs/hppfs.c
+++ b/fs/hppfs/hppfs.c
@@ -139,7 +139,8 @@ static int file_removed(struct dentry *dentry, const char *file)
static struct dentry *hppfs_lookup(struct inode *ino, struct dentry *dentry,
struct nameidata *nd)
{
- struct dentry *proc_dentry, *new, *parent;
+ struct dentry *proc_dentry, *parent;
+ struct qstr *name = &dentry->d_name;
struct inode *inode;
int err, deleted;
@@ -149,23 +150,9 @@ static struct dentry *hppfs_lookup(struct inode *ino, struct dentry *dentry,
else if (deleted)
return ERR_PTR(-ENOENT);
- err = -ENOMEM;
parent = HPPFS_I(ino)->proc_dentry;
mutex_lock(&parent->d_inode->i_mutex);
- proc_dentry = d_lookup(parent, &dentry->d_name);
- if (proc_dentry == NULL) {
- proc_dentry = d_alloc(parent, &dentry->d_name);
- if (proc_dentry == NULL) {
- mutex_unlock(&parent->d_inode->i_mutex);
- goto out;
- }
- new = (*parent->d_inode->i_op->lookup)(parent->d_inode,
- proc_dentry, NULL);
- if (new) {
- dput(proc_dentry);
- proc_dentry = new;
- }
- }
+ proc_dentry = lookup_one_len(name->name, parent, name->len);
mutex_unlock(&parent->d_inode->i_mutex);
if (IS_ERR(proc_dentry))
@@ -174,13 +161,11 @@ static struct dentry *hppfs_lookup(struct inode *ino, struct dentry *dentry,
err = -ENOMEM;
inode = get_inode(ino->i_sb, proc_dentry);
if (!inode)
- goto out_dput;
+ goto out;
d_add(dentry, inode);
return NULL;
- out_dput:
- dput(proc_dentry);
out:
return ERR_PTR(err);
}
@@ -690,8 +675,10 @@ static struct inode *get_inode(struct super_block *sb, struct dentry *dentry)
struct inode *proc_ino = dentry->d_inode;
struct inode *inode = new_inode(sb);
- if (!inode)
+ if (!inode) {
+ dput(dentry);
return ERR_PTR(-ENOMEM);
+ }
if (S_ISDIR(dentry->d_inode->i_mode)) {
inode->i_op = &hppfs_dir_iops;
@@ -704,7 +691,7 @@ static struct inode *get_inode(struct super_block *sb, struct dentry *dentry)
inode->i_fop = &hppfs_file_fops;
}
- HPPFS_I(inode)->proc_dentry = dget(dentry);
+ HPPFS_I(inode)->proc_dentry = dentry;
inode->i_uid = proc_ino->i_uid;
inode->i_gid = proc_ino->i_gid;
@@ -737,7 +724,7 @@ static int hppfs_fill_super(struct super_block *sb, void *d, int silent)
sb->s_fs_info = proc_mnt;
err = -ENOMEM;
- root_inode = get_inode(sb, proc_mnt->mnt_sb->s_root);
+ root_inode = get_inode(sb, dget(proc_mnt->mnt_sb->s_root));
if (!root_inode)
goto out_mntput;
diff --git a/fs/libfs.c b/fs/libfs.c
index c88eab55aec9..275ca4749a2e 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -822,7 +822,7 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf,
goto out;
attr->set_buf[size] = '\0';
- val = simple_strtol(attr->set_buf, NULL, 0);
+ val = simple_strtoll(attr->set_buf, NULL, 0);
ret = attr->set(attr->data, val);
if (ret == 0)
ret = len; /* on success, claim we got the whole input */
diff --git a/fs/namei.c b/fs/namei.c
index 0223c41fb114..14ab8d3f2f0c 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -433,6 +433,8 @@ static int unlazy_walk(struct nameidata *nd, struct dentry *dentry)
goto err_parent;
BUG_ON(nd->inode != parent->d_inode);
} else {
+ if (dentry->d_parent != parent)
+ goto err_parent;
spin_lock_nested(&dentry->d_lock, DENTRY_D_LOCK_NESTED);
if (!__d_rcu_to_refcount(dentry, nd->seq))
goto err_child;
@@ -940,7 +942,6 @@ static bool __follow_mount_rcu(struct nameidata *nd, struct path *path,
* Don't forget we might have a non-mountpoint managed dentry
* that wants to block transit.
*/
- *inode = path->dentry->d_inode;
if (unlikely(managed_dentry_might_block(path->dentry)))
return false;
@@ -953,6 +954,12 @@ static bool __follow_mount_rcu(struct nameidata *nd, struct path *path,
path->mnt = mounted;
path->dentry = mounted->mnt_root;
nd->seq = read_seqcount_begin(&path->dentry->d_seq);
+ /*
+ * Update the inode too. We don't need to re-check the
+ * dentry sequence number here after this d_inode read,
+ * because a mount-point is always pinned.
+ */
+ *inode = path->dentry->d_inode;
}
return true;
}
diff --git a/fs/ufs/namei.c b/fs/ufs/namei.c
index 29309e25417f..b57aab9a1184 100644
--- a/fs/ufs/namei.c
+++ b/fs/ufs/namei.c
@@ -56,16 +56,12 @@ static struct dentry *ufs_lookup(struct inode * dir, struct dentry *dentry, stru
lock_ufs(dir->i_sb);
ino = ufs_inode_by_name(dir, &dentry->d_name);
- if (ino) {
+ if (ino)
inode = ufs_iget(dir->i_sb, ino);
- if (IS_ERR(inode)) {
- unlock_ufs(dir->i_sb);
- return ERR_CAST(inode);
- }
- }
unlock_ufs(dir->i_sb);
- d_add(dentry, inode);
- return NULL;
+ if (IS_ERR(inode))
+ return ERR_CAST(inode);
+ return d_splice_alias(inode, dentry);
}
/*
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 3a10ef5914eb..6cd5b6403a7b 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -210,7 +210,7 @@ struct acpi_device_power_state {
struct acpi_device_power {
int state; /* Current state */
struct acpi_device_power_flags flags;
- struct acpi_device_power_state states[4]; /* Power states (D0-D3) */
+ struct acpi_device_power_state states[ACPI_D_STATE_COUNT]; /* Power states (D0-D3Cold) */
};
/* Performance Management */
diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h
index a756bc8d866d..4543b6f75867 100644
--- a/include/acpi/acpiosxf.h
+++ b/include/acpi/acpiosxf.h
@@ -98,8 +98,11 @@ acpi_os_table_override(struct acpi_table_header *existing_table,
/*
* Spinlock primitives
*/
+
+#ifndef acpi_os_create_lock
acpi_status
acpi_os_create_lock(acpi_spinlock *out_handle);
+#endif
void acpi_os_delete_lock(acpi_spinlock handle);
diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index 5d2a5e9544d9..2ce1be9f6291 100644
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -159,6 +159,24 @@ static inline void *acpi_os_acquire_object(acpi_cache_t * cache)
} while (0)
#endif
+/*
+ * When lockdep is enabled, the spin_lock_init() macro stringifies it's
+ * argument and uses that as a name for the lock in debugging.
+ * By executing spin_lock_init() in a macro the key changes from "lock" for
+ * all locks to the name of the argument of acpi_os_create_lock(), which
+ * prevents lockdep from reporting false positives for ACPICA locks.
+ */
+#define acpi_os_create_lock(__handle) \
+({ \
+ spinlock_t *lock = ACPI_ALLOCATE(sizeof(*lock)); \
+ \
+ if (lock) { \
+ *(__handle) = lock; \
+ spin_lock_init(*(__handle)); \
+ } \
+ lock ? AE_OK : AE_NO_MEMORY; \
+})
+
#endif /* __KERNEL__ */
#endif /* __ACLINUX_H__ */
diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index e08f344c6cff..3d53efd25ab9 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -182,6 +182,7 @@
{0x1002, 0x6750, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6758, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6759, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \
+ {0x1002, 0x675F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6760, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6761, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6762, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \
@@ -192,6 +193,7 @@
{0x1002, 0x6767, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6768, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6770, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \
+ {0x1002, 0x6778, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6779, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6880, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \
{0x1002, 0x6888, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CYPRESS|RADEON_NEW_MEMMAP}, \
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 52c4e3835aa6..25c805b2c9e5 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1070,12 +1070,6 @@ struct net_device {
#define NETIF_F_ALL_FCOE (NETIF_F_FCOE_CRC | NETIF_F_FCOE_MTU | \
NETIF_F_FSO)
-#define NETIF_F_ALL_TX_OFFLOADS (NETIF_F_ALL_CSUM | NETIF_F_SG | \
- NETIF_F_FRAGLIST | NETIF_F_ALL_TSO | \
- NETIF_F_HIGHDMA | \
- NETIF_F_SCTP_CSUM | \
- NETIF_F_ALL_FCOE)
-
/*
* If one device supports one of these features, then enable them
* for all in netdev_increment_features.
diff --git a/include/linux/sdla.h b/include/linux/sdla.h
index 564acd3a71c1..9995c7fc3f60 100644
--- a/include/linux/sdla.h
+++ b/include/linux/sdla.h
@@ -112,11 +112,7 @@ struct sdla_dlci_conf {
short Tb_max;
};
-#ifndef __KERNEL__
-
-void sdla(void *cfg_info, char *dev, struct frad_conf *conf, int quiet);
-
-#else
+#ifdef __KERNEL__
/* important Z80 window addresses */
#define SDLA_CONTROL_WND 0xE000
diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index 7e59ffb3d0ba..ba06207b1dd3 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -84,9 +84,32 @@ DEFINE_PER_CPU(struct rcu_data, rcu_bh_data);
static struct rcu_state *rcu_state;
+/*
+ * The rcu_scheduler_active variable transitions from zero to one just
+ * before the first task is spawned. So when this variable is zero, RCU
+ * can assume that there is but one task, allowing RCU to (for example)
+ * optimized synchronize_sched() to a simple barrier(). When this variable
+ * is one, RCU must actually do all the hard work required to detect real
+ * grace periods. This variable is also used to suppress boot-time false
+ * positives from lockdep-RCU error checking.
+ */
int rcu_scheduler_active __read_mostly;
EXPORT_SYMBOL_GPL(rcu_scheduler_active);
+/*
+ * The rcu_scheduler_fully_active variable transitions from zero to one
+ * during the early_initcall() processing, which is after the scheduler
+ * is capable of creating new tasks. So RCU processing (for example,
+ * creating tasks for RCU priority boosting) must be delayed until after
+ * rcu_scheduler_fully_active transitions from zero to one. We also
+ * currently delay invocation of any RCU callbacks until after this point.
+ *
+ * It might later prove better for people registering RCU callbacks during
+ * early boot to take responsibility for these callbacks, but one step at
+ * a time.
+ */
+static int rcu_scheduler_fully_active __read_mostly;
+
#ifdef CONFIG_RCU_BOOST
/*
@@ -98,7 +121,6 @@ DEFINE_PER_CPU(unsigned int, rcu_cpu_kthread_status);
DEFINE_PER_CPU(int, rcu_cpu_kthread_cpu);
DEFINE_PER_CPU(unsigned int, rcu_cpu_kthread_loops);
DEFINE_PER_CPU(char, rcu_cpu_has_work);
-static char rcu_kthreads_spawnable;
#endif /* #ifdef CONFIG_RCU_BOOST */
@@ -1467,6 +1489,8 @@ static void rcu_process_callbacks(struct softirq_action *unused)
*/
static void invoke_rcu_callbacks(struct rcu_state *rsp, struct rcu_data *rdp)
{
+ if (unlikely(!ACCESS_ONCE(rcu_scheduler_fully_active)))
+ return;
if (likely(!rsp->boost)) {
rcu_do_batch(rsp, rdp);
return;
diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h
index 14dc7dd00902..75113cb7c4fb 100644
--- a/kernel/rcutree_plugin.h
+++ b/kernel/rcutree_plugin.h
@@ -1532,7 +1532,7 @@ static int __cpuinit rcu_spawn_one_cpu_kthread(int cpu)
struct sched_param sp;
struct task_struct *t;
- if (!rcu_kthreads_spawnable ||
+ if (!rcu_scheduler_fully_active ||
per_cpu(rcu_cpu_kthread_task, cpu) != NULL)
return 0;
t = kthread_create(rcu_cpu_kthread, (void *)(long)cpu, "rcuc%d", cpu);
@@ -1639,7 +1639,7 @@ static int __cpuinit rcu_spawn_one_node_kthread(struct rcu_state *rsp,
struct sched_param sp;
struct task_struct *t;
- if (!rcu_kthreads_spawnable ||
+ if (!rcu_scheduler_fully_active ||
rnp->qsmaskinit == 0)
return 0;
if (rnp->node_kthread_task == NULL) {
@@ -1665,7 +1665,7 @@ static int __init rcu_spawn_kthreads(void)
int cpu;
struct rcu_node *rnp;
- rcu_kthreads_spawnable = 1;
+ rcu_scheduler_fully_active = 1;
for_each_possible_cpu(cpu) {
per_cpu(rcu_cpu_has_work, cpu) = 0;
if (cpu_online(cpu))
@@ -1687,7 +1687,7 @@ static void __cpuinit rcu_prepare_kthreads(int cpu)
struct rcu_node *rnp = rdp->mynode;
/* Fire up the incoming CPU's kthread and leaf rcu_node kthread. */
- if (rcu_kthreads_spawnable) {
+ if (rcu_scheduler_fully_active) {
(void)rcu_spawn_one_cpu_kthread(cpu);
if (rnp->node_kthread_task == NULL)
(void)rcu_spawn_one_node_kthread(rcu_state, rnp);
@@ -1726,6 +1726,13 @@ static void rcu_cpu_kthread_setrt(int cpu, int to_rt)
{
}
+static int __init rcu_scheduler_really_started(void)
+{
+ rcu_scheduler_fully_active = 1;
+ return 0;
+}
+early_initcall(rcu_scheduler_really_started);
+
static void __cpuinit rcu_prepare_kthreads(int cpu)
{
}
diff --git a/kernel/sched.c b/kernel/sched.c
index 9769c756ad66..3dc716f6d8ad 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -7757,6 +7757,9 @@ static void init_cfs_rq(struct cfs_rq *cfs_rq, struct rq *rq)
#endif
#endif
cfs_rq->min_vruntime = (u64)(-(1LL << 20));
+#ifndef CONFIG_64BIT
+ cfs_rq->min_vruntime_copy = cfs_rq->min_vruntime;
+#endif
}
static void init_rt_rq(struct rt_rq *rt_rq, struct rq *rq)
diff --git a/mm/vmscan.c b/mm/vmscan.c
index 5ed24b94c5e6..d036e59d302b 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2310,7 +2310,8 @@ static bool pgdat_balanced(pg_data_t *pgdat, unsigned long balanced_pages,
for (i = 0; i <= classzone_idx; i++)
present_pages += pgdat->node_zones[i].present_pages;
- return balanced_pages > (present_pages >> 2);
+ /* A special case here: if zone has no page, we think it's balanced */
+ return balanced_pages >= (present_pages >> 2);
}
/* is kswapd sleeping prematurely? */
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 49bb75294b7d..934e221c1d07 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -530,7 +530,11 @@ static int vlan_dev_init(struct net_device *dev)
(1<<__LINK_STATE_DORMANT))) |
(1<<__LINK_STATE_PRESENT);
- dev->hw_features = NETIF_F_ALL_TX_OFFLOADS;
+ dev->hw_features = NETIF_F_ALL_CSUM | NETIF_F_SG |
+ NETIF_F_FRAGLIST | NETIF_F_ALL_TSO |
+ NETIF_F_HIGHDMA | NETIF_F_SCTP_CSUM |
+ NETIF_F_ALL_FCOE;
+
dev->features |= real_dev->vlan_features | NETIF_F_LLTX;
dev->gso_max_size = real_dev->gso_max_size;
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index f7f8e2cd3f70..3204ba8a701c 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -763,7 +763,8 @@ static void l2cap_conn_start(struct l2cap_conn *conn)
struct sock *parent = bt_sk(sk)->parent;
rsp.result = cpu_to_le16(L2CAP_CR_PEND);
rsp.status = cpu_to_le16(L2CAP_CS_AUTHOR_PEND);
- parent->sk_data_ready(parent, 0);
+ if (parent)
+ parent->sk_data_ready(parent, 0);
} else {
l2cap_state_change(chan, BT_CONFIG);
@@ -2523,8 +2524,7 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr
sk = chan->sk;
- if ((bt_sk(sk)->defer_setup && chan->state != BT_CONNECT2) ||
- (!bt_sk(sk)->defer_setup && chan->state != BT_CONFIG)) {
+ if (chan->state != BT_CONFIG && chan->state != BT_CONNECT2) {
struct l2cap_cmd_rej_cid rej;
rej.reason = cpu_to_le16(L2CAP_REJ_INVALID_CID);
@@ -4150,7 +4150,8 @@ static int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
struct sock *parent = bt_sk(sk)->parent;
res = L2CAP_CR_PEND;
stat = L2CAP_CS_AUTHOR_PEND;
- parent->sk_data_ready(parent, 0);
+ if (parent)
+ parent->sk_data_ready(parent, 0);
} else {
l2cap_state_change(chan, BT_CONFIG);
res = L2CAP_CR_SUCCESS;
diff --git a/net/ceph/ceph_fs.c b/net/ceph/ceph_fs.c
index a3a3a31d3c37..41466ccb972a 100644
--- a/net/ceph/ceph_fs.c
+++ b/net/ceph/ceph_fs.c
@@ -36,16 +36,19 @@ int ceph_flags_to_mode(int flags)
if ((flags & O_DIRECTORY) == O_DIRECTORY)
return CEPH_FILE_MODE_PIN;
#endif
- if ((flags & O_APPEND) == O_APPEND)
- flags |= O_WRONLY;
- if ((flags & O_ACCMODE) == O_RDWR)
- mode = CEPH_FILE_MODE_RDWR;
- else if ((flags & O_ACCMODE) == O_WRONLY)
+ switch (flags & O_ACCMODE) {
+ case O_WRONLY:
mode = CEPH_FILE_MODE_WR;
- else
+ break;
+ case O_RDONLY:
mode = CEPH_FILE_MODE_RD;
-
+ break;
+ case O_RDWR:
+ case O_ACCMODE: /* this is what the VFS does */
+ mode = CEPH_FILE_MODE_RDWR;
+ break;
+ }
#ifdef O_LAZY
if (flags & O_LAZY)
mode |= CEPH_FILE_MODE_LAZY;
diff --git a/net/sctp/output.c b/net/sctp/output.c
index b4f3cf06d8da..08b3cead6503 100644
--- a/net/sctp/output.c
+++ b/net/sctp/output.c
@@ -500,23 +500,20 @@ int sctp_packet_transmit(struct sctp_packet *packet)
* Note: Adler-32 is no longer applicable, as has been replaced
* by CRC32-C as described in <draft-ietf-tsvwg-sctpcsum-02.txt>.
*/
- if (!sctp_checksum_disable &&
- !(dst->dev->features & (NETIF_F_NO_CSUM | NETIF_F_SCTP_CSUM))) {
- __u32 crc32 = sctp_start_cksum((__u8 *)sh, cksum_buf_len);
+ if (!sctp_checksum_disable) {
+ if (!(dst->dev->features & NETIF_F_SCTP_CSUM)) {
+ __u32 crc32 = sctp_start_cksum((__u8 *)sh, cksum_buf_len);
- /* 3) Put the resultant value into the checksum field in the
- * common header, and leave the rest of the bits unchanged.
- */
- sh->checksum = sctp_end_cksum(crc32);
- } else {
- if (dst->dev->features & NETIF_F_SCTP_CSUM) {
+ /* 3) Put the resultant value into the checksum field in the
+ * common header, and leave the rest of the bits unchanged.
+ */
+ sh->checksum = sctp_end_cksum(crc32);
+ } else {
/* no need to seed pseudo checksum for SCTP */
nskb->ip_summed = CHECKSUM_PARTIAL;
nskb->csum_start = (skb_transport_header(nskb) -
nskb->head);
nskb->csum_offset = offsetof(struct sctphdr, checksum);
- } else {
- nskb->ip_summed = CHECKSUM_UNNECESSARY;
}
}
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index c2fc0356c2a4..83014a7c2e14 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -1190,7 +1190,6 @@ SND_SOC_DAPM_INPUT("DMIC1DAT"),
SND_SOC_DAPM_INPUT("DMIC2DAT"),
SND_SOC_DAPM_INPUT("Clock"),
-SND_SOC_DAPM_MICBIAS("MICBIAS", WM8994_MICBIAS, 2, 0),
SND_SOC_DAPM_SUPPLY_S("MICBIAS Supply", 1, SND_SOC_NOPM, 0, 0, micbias_ev,
SND_SOC_DAPM_PRE_PMU),
@@ -1509,8 +1508,10 @@ static const struct snd_soc_dapm_route wm8994_revd_intercon[] = {
{ "AIF2DACDAT", NULL, "AIF1DACDAT" },
{ "AIF1ADCDAT", NULL, "AIF2ADCDAT" },
{ "AIF2ADCDAT", NULL, "AIF1ADCDAT" },
- { "MICBIAS", NULL, "CLK_SYS" },
- { "MICBIAS", NULL, "MICBIAS Supply" },
+ { "MICBIAS1", NULL, "CLK_SYS" },
+ { "MICBIAS1", NULL, "MICBIAS Supply" },
+ { "MICBIAS2", NULL, "CLK_SYS" },
+ { "MICBIAS2", NULL, "MICBIAS Supply" },
};
static const struct snd_soc_dapm_route wm8994_intercon[] = {
@@ -2763,7 +2764,7 @@ static void wm8958_default_micdet(u16 status, void *data)
report = SND_JACK_MICROPHONE;
/* Everything else is buttons; just assign slots */
- if (status & 0x1c0)
+ if (status & 0x1c)
report |= SND_JACK_BTN_0;
done:
diff --git a/sound/soc/sh/fsi-ak4642.c b/sound/soc/sh/fsi-ak4642.c
index d6f4703b3c07..770a71a15366 100644
--- a/sound/soc/sh/fsi-ak4642.c
+++ b/sound/soc/sh/fsi-ak4642.c
@@ -97,7 +97,7 @@ static int fsi_ak4642_remove(struct platform_device *pdev)
static struct fsi_ak4642_data fsi_a_ak4642 = {
.name = "AK4642",
- .card = "FSIA (AK4642)",
+ .card = "FSIA-AK4642",
.cpu_dai = "fsia-dai",
.codec = "ak4642-codec.0-0012",
.platform = "sh_fsi.0",
@@ -106,7 +106,7 @@ static struct fsi_ak4642_data fsi_a_ak4642 = {
static struct fsi_ak4642_data fsi_b_ak4642 = {
.name = "AK4642",
- .card = "FSIB (AK4642)",
+ .card = "FSIB-AK4642",
.cpu_dai = "fsib-dai",
.codec = "ak4642-codec.0-0012",
.platform = "sh_fsi.0",
@@ -115,7 +115,7 @@ static struct fsi_ak4642_data fsi_b_ak4642 = {
static struct fsi_ak4642_data fsi_a_ak4643 = {
.name = "AK4643",
- .card = "FSIA (AK4643)",
+ .card = "FSIA-AK4643",
.cpu_dai = "fsia-dai",
.codec = "ak4642-codec.0-0013",
.platform = "sh_fsi.0",
@@ -124,7 +124,7 @@ static struct fsi_ak4642_data fsi_a_ak4643 = {
static struct fsi_ak4642_data fsi_b_ak4643 = {
.name = "AK4643",
- .card = "FSIB (AK4643)",
+ .card = "FSIB-AK4643",
.cpu_dai = "fsib-dai",
.codec = "ak4642-codec.0-0013",
.platform = "sh_fsi.0",
@@ -133,7 +133,7 @@ static struct fsi_ak4642_data fsi_b_ak4643 = {
static struct fsi_ak4642_data fsi2_a_ak4642 = {
.name = "AK4642",
- .card = "FSI2A (AK4642)",
+ .card = "FSI2A-AK4642",
.cpu_dai = "fsia-dai",
.codec = "ak4642-codec.0-0012",
.platform = "sh_fsi2",
@@ -142,7 +142,7 @@ static struct fsi_ak4642_data fsi2_a_ak4642 = {
static struct fsi_ak4642_data fsi2_b_ak4642 = {
.name = "AK4642",
- .card = "FSI2B (AK4642)",
+ .card = "FSI2B-AK4642",
.cpu_dai = "fsib-dai",
.codec = "ak4642-codec.0-0012",
.platform = "sh_fsi2",
@@ -151,7 +151,7 @@ static struct fsi_ak4642_data fsi2_b_ak4642 = {
static struct fsi_ak4642_data fsi2_a_ak4643 = {
.name = "AK4643",
- .card = "FSI2A (AK4643)",
+ .card = "FSI2A-AK4643",
.cpu_dai = "fsia-dai",
.codec = "ak4642-codec.0-0013",
.platform = "sh_fsi2",
@@ -160,7 +160,7 @@ static struct fsi_ak4642_data fsi2_a_ak4643 = {
static struct fsi_ak4642_data fsi2_b_ak4643 = {
.name = "AK4643",
- .card = "FSI2B (AK4643)",
+ .card = "FSI2B-AK4643",
.cpu_dai = "fsib-dai",
.codec = "ak4642-codec.0-0013",
.platform = "sh_fsi2",
diff --git a/sound/soc/sh/fsi-da7210.c b/sound/soc/sh/fsi-da7210.c
index dbafd7ac5590..59553fd8c2fb 100644
--- a/sound/soc/sh/fsi-da7210.c
+++ b/sound/soc/sh/fsi-da7210.c
@@ -42,7 +42,7 @@ static struct snd_soc_dai_link fsi_da7210_dai = {
};
static struct snd_soc_card fsi_soc_card = {
- .name = "FSI (DA7210)",
+ .name = "FSI-DA7210",
.dai_link = &fsi_da7210_dai,
.num_links = 1,
};
diff --git a/sound/soc/sh/fsi-hdmi.c b/sound/soc/sh/fsi-hdmi.c
index 9719985eb82d..d3d9fd880680 100644
--- a/sound/soc/sh/fsi-hdmi.c
+++ b/sound/soc/sh/fsi-hdmi.c
@@ -83,13 +83,13 @@ static int fsi_hdmi_remove(struct platform_device *pdev)
static struct fsi_hdmi_data fsi2_a_hdmi = {
.cpu_dai = "fsia-dai",
- .card = "FSI2A (SH MOBILE HDMI)",
+ .card = "FSI2A-HDMI",
.id = FSI_PORT_A,
};
static struct fsi_hdmi_data fsi2_b_hdmi = {
.cpu_dai = "fsib-dai",
- .card = "FSI2B (SH MOBILE HDMI)",
+ .card = "FSI2B-HDMI",
.id = FSI_PORT_B,
};