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authorClark Williams <williams@redhat.com>2012-04-04 10:52:26 -0500
committerClark Williams <williams@redhat.com>2012-04-04 10:52:26 -0500
commit2d93eaf2d4ace5853a74a4b0596f601aa62cb840 (patch)
treeb0a2e2083c1749c4e3b8ae23db7bb13a7ca9aafe /kernel
parent003133585fc61d7bd36d3a097d7fde62e64a9550 (diff)
parent23d8c3f8f494c8516c9b4c05529e118e6a485956 (diff)
Merge commit 'v3.2.14' into rt-3.2.14-rt23v3.2.14-rt23
Diffstat (limited to 'kernel')
-rw-r--r--kernel/futex.c19
-rw-r--r--kernel/irq/chip.c3
-rw-r--r--kernel/irq/manage.c2
-rw-r--r--kernel/module.c3
-rw-r--r--kernel/power/hibernate.c7
-rw-r--r--kernel/time/ntp.c2
6 files changed, 21 insertions, 15 deletions
diff --git a/kernel/futex.c b/kernel/futex.c
index 2d311cdad5a6..97e3f0f16553 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -2687,6 +2687,16 @@ long do_futex(u32 __user *uaddr, int op, u32 val, ktime_t *timeout,
}
switch (cmd) {
+ case FUTEX_LOCK_PI:
+ case FUTEX_UNLOCK_PI:
+ case FUTEX_TRYLOCK_PI:
+ case FUTEX_WAIT_REQUEUE_PI:
+ case FUTEX_CMP_REQUEUE_PI:
+ if (!futex_cmpxchg_enabled)
+ return -ENOSYS;
+ }
+
+ switch (cmd) {
case FUTEX_WAIT:
val3 = FUTEX_BITSET_MATCH_ANY;
case FUTEX_WAIT_BITSET:
@@ -2707,16 +2717,13 @@ long do_futex(u32 __user *uaddr, int op, u32 val, ktime_t *timeout,
ret = futex_wake_op(uaddr, flags, uaddr2, val, val2, val3);
break;
case FUTEX_LOCK_PI:
- if (futex_cmpxchg_enabled)
- ret = futex_lock_pi(uaddr, flags, val, timeout, 0);
+ ret = futex_lock_pi(uaddr, flags, val, timeout, 0);
break;
case FUTEX_UNLOCK_PI:
- if (futex_cmpxchg_enabled)
- ret = futex_unlock_pi(uaddr, flags);
+ ret = futex_unlock_pi(uaddr, flags);
break;
case FUTEX_TRYLOCK_PI:
- if (futex_cmpxchg_enabled)
- ret = futex_lock_pi(uaddr, flags, 0, timeout, 1);
+ ret = futex_lock_pi(uaddr, flags, 0, timeout, 1);
break;
case FUTEX_WAIT_REQUEUE_PI:
val3 = FUTEX_BITSET_MATCH_ANY;
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index fb7db75ee0c8..25784d630a12 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -61,8 +61,7 @@ int irq_set_irq_type(unsigned int irq, unsigned int type)
return -EINVAL;
type &= IRQ_TYPE_SENSE_MASK;
- if (type != IRQ_TYPE_NONE)
- ret = __irq_set_trigger(desc, irq, type);
+ ret = __irq_set_trigger(desc, irq, type);
irq_put_desc_busunlock(desc, flags);
return ret;
}
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 530d894d04e5..87dc0539cebb 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -783,7 +783,7 @@ static int irq_thread(void *data)
struct irqaction *action);
int wake;
- if (force_irqthreads & test_bit(IRQTF_FORCED_THREAD,
+ if (force_irqthreads && test_bit(IRQTF_FORCED_THREAD,
&action->thread_flags))
handler_fn = irq_forced_thread_fn;
else
diff --git a/kernel/module.c b/kernel/module.c
index 178333c48d1e..6969ef05d2d7 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2341,8 +2341,7 @@ static int copy_and_check(struct load_info *info,
return -ENOEXEC;
/* Suck in entire file: we'll want most of it. */
- /* vmalloc barfs on "unusual" numbers. Check here */
- if (len > 64 * 1024 * 1024 || (hdr = vmalloc(len)) == NULL)
+ if ((hdr = vmalloc(len)) == NULL)
return -ENOMEM;
if (copy_from_user(hdr, umod, len) != 0) {
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index d6b4ebb1b81f..32741e27501c 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -655,7 +655,7 @@ int hibernate(void)
/* Allocate memory management structures */
error = create_basic_memory_bitmaps();
if (error)
- goto Exit;
+ goto Enable_umh;
printk(KERN_INFO "PM: Syncing filesystems ... ");
sys_sync();
@@ -663,7 +663,7 @@ int hibernate(void)
error = prepare_processes();
if (error)
- goto Finish;
+ goto Free_bitmaps;
error = hibernation_snapshot(hibernation_mode == HIBERNATION_PLATFORM);
if (error)
@@ -696,8 +696,9 @@ int hibernate(void)
Thaw:
thaw_processes();
- Finish:
+ Free_bitmaps:
free_basic_memory_bitmaps();
+ Enable_umh:
usermodehelper_enable();
Exit:
pm_notifier_call_chain(PM_POST_HIBERNATION);
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c
index c465e88117ad..419cbaa2f5c0 100644
--- a/kernel/time/ntp.c
+++ b/kernel/time/ntp.c
@@ -275,7 +275,7 @@ static inline s64 ntp_update_offset_fll(s64 offset64, long secs)
time_status |= STA_MODE;
- return div_s64(offset64 << (NTP_SCALE_SHIFT - SHIFT_FLL), secs);
+ return div64_long(offset64 << (NTP_SCALE_SHIFT - SHIFT_FLL), secs);
}
static void ntp_update_offset(long offset)