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authorDavid Howells <dhowells@redhat.com>2012-10-13 10:46:48 +0100
committerDavid Howells <dhowells@redhat.com>2012-10-13 10:46:48 +0100
commit607ca46e97a1b6594b29647d98a32d545c24bdff (patch)
tree30f4c0784bfddb57332cdc0678bd06d1e77fa185 /include/linux/blktrace_api.h
parent08cce05c5a91f5017f4edc9866cf026908c73f9f (diff)
UAPI: (Scripted) Disintegrate include/linux
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'include/linux/blktrace_api.h')
-rw-r--r--include/linux/blktrace_api.h142
1 files changed, 1 insertions, 141 deletions
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 4d1a0748eaf8..7c2e030e72f1 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -1,150 +1,11 @@
#ifndef BLKTRACE_H
#define BLKTRACE_H
-#include <linux/types.h>
-#ifdef __KERNEL__
#include <linux/blkdev.h>
#include <linux/relay.h>
#include <linux/compat.h>
-#endif
-
-/*
- * Trace categories
- */
-enum blktrace_cat {
- BLK_TC_READ = 1 << 0, /* reads */
- BLK_TC_WRITE = 1 << 1, /* writes */
- BLK_TC_FLUSH = 1 << 2, /* flush */
- BLK_TC_SYNC = 1 << 3, /* sync IO */
- BLK_TC_SYNCIO = BLK_TC_SYNC,
- BLK_TC_QUEUE = 1 << 4, /* queueing/merging */
- BLK_TC_REQUEUE = 1 << 5, /* requeueing */
- BLK_TC_ISSUE = 1 << 6, /* issue */
- BLK_TC_COMPLETE = 1 << 7, /* completions */
- BLK_TC_FS = 1 << 8, /* fs requests */
- BLK_TC_PC = 1 << 9, /* pc requests */
- BLK_TC_NOTIFY = 1 << 10, /* special message */
- BLK_TC_AHEAD = 1 << 11, /* readahead */
- BLK_TC_META = 1 << 12, /* metadata */
- BLK_TC_DISCARD = 1 << 13, /* discard requests */
- BLK_TC_DRV_DATA = 1 << 14, /* binary per-driver data */
- BLK_TC_FUA = 1 << 15, /* fua requests */
-
- BLK_TC_END = 1 << 15, /* we've run out of bits! */
-};
-
-#define BLK_TC_SHIFT (16)
-#define BLK_TC_ACT(act) ((act) << BLK_TC_SHIFT)
-
-/*
- * Basic trace actions
- */
-enum blktrace_act {
- __BLK_TA_QUEUE = 1, /* queued */
- __BLK_TA_BACKMERGE, /* back merged to existing rq */
- __BLK_TA_FRONTMERGE, /* front merge to existing rq */
- __BLK_TA_GETRQ, /* allocated new request */
- __BLK_TA_SLEEPRQ, /* sleeping on rq allocation */
- __BLK_TA_REQUEUE, /* request requeued */
- __BLK_TA_ISSUE, /* sent to driver */
- __BLK_TA_COMPLETE, /* completed by driver */
- __BLK_TA_PLUG, /* queue was plugged */
- __BLK_TA_UNPLUG_IO, /* queue was unplugged by io */
- __BLK_TA_UNPLUG_TIMER, /* queue was unplugged by timer */
- __BLK_TA_INSERT, /* insert request */
- __BLK_TA_SPLIT, /* bio was split */
- __BLK_TA_BOUNCE, /* bio was bounced */
- __BLK_TA_REMAP, /* bio was remapped */
- __BLK_TA_ABORT, /* request aborted */
- __BLK_TA_DRV_DATA, /* driver-specific binary data */
-};
-
-/*
- * Notify events.
- */
-enum blktrace_notify {
- __BLK_TN_PROCESS = 0, /* establish pid/name mapping */
- __BLK_TN_TIMESTAMP, /* include system clock */
- __BLK_TN_MESSAGE, /* Character string message */
-};
-
-
-/*
- * Trace actions in full. Additionally, read or write is masked
- */
-#define BLK_TA_QUEUE (__BLK_TA_QUEUE | BLK_TC_ACT(BLK_TC_QUEUE))
-#define BLK_TA_BACKMERGE (__BLK_TA_BACKMERGE | BLK_TC_ACT(BLK_TC_QUEUE))
-#define BLK_TA_FRONTMERGE (__BLK_TA_FRONTMERGE | BLK_TC_ACT(BLK_TC_QUEUE))
-#define BLK_TA_GETRQ (__BLK_TA_GETRQ | BLK_TC_ACT(BLK_TC_QUEUE))
-#define BLK_TA_SLEEPRQ (__BLK_TA_SLEEPRQ | BLK_TC_ACT(BLK_TC_QUEUE))
-#define BLK_TA_REQUEUE (__BLK_TA_REQUEUE | BLK_TC_ACT(BLK_TC_REQUEUE))
-#define BLK_TA_ISSUE (__BLK_TA_ISSUE | BLK_TC_ACT(BLK_TC_ISSUE))
-#define BLK_TA_COMPLETE (__BLK_TA_COMPLETE| BLK_TC_ACT(BLK_TC_COMPLETE))
-#define BLK_TA_PLUG (__BLK_TA_PLUG | BLK_TC_ACT(BLK_TC_QUEUE))
-#define BLK_TA_UNPLUG_IO (__BLK_TA_UNPLUG_IO | BLK_TC_ACT(BLK_TC_QUEUE))
-#define BLK_TA_UNPLUG_TIMER (__BLK_TA_UNPLUG_TIMER | BLK_TC_ACT(BLK_TC_QUEUE))
-#define BLK_TA_INSERT (__BLK_TA_INSERT | BLK_TC_ACT(BLK_TC_QUEUE))
-#define BLK_TA_SPLIT (__BLK_TA_SPLIT)
-#define BLK_TA_BOUNCE (__BLK_TA_BOUNCE)
-#define BLK_TA_REMAP (__BLK_TA_REMAP | BLK_TC_ACT(BLK_TC_QUEUE))
-#define BLK_TA_ABORT (__BLK_TA_ABORT | BLK_TC_ACT(BLK_TC_QUEUE))
-#define BLK_TA_DRV_DATA (__BLK_TA_DRV_DATA | BLK_TC_ACT(BLK_TC_DRV_DATA))
-
-#define BLK_TN_PROCESS (__BLK_TN_PROCESS | BLK_TC_ACT(BLK_TC_NOTIFY))
-#define BLK_TN_TIMESTAMP (__BLK_TN_TIMESTAMP | BLK_TC_ACT(BLK_TC_NOTIFY))
-#define BLK_TN_MESSAGE (__BLK_TN_MESSAGE | BLK_TC_ACT(BLK_TC_NOTIFY))
-
-#define BLK_IO_TRACE_MAGIC 0x65617400
-#define BLK_IO_TRACE_VERSION 0x07
-
-/*
- * The trace itself
- */
-struct blk_io_trace {
- __u32 magic; /* MAGIC << 8 | version */
- __u32 sequence; /* event number */
- __u64 time; /* in microseconds */
- __u64 sector; /* disk offset */
- __u32 bytes; /* transfer length */
- __u32 action; /* what happened */
- __u32 pid; /* who did it */
- __u32 device; /* device number */
- __u32 cpu; /* on what cpu did it happen */
- __u16 error; /* completion error */
- __u16 pdu_len; /* length of data after this trace */
-};
-
-/*
- * The remap event
- */
-struct blk_io_trace_remap {
- __be32 device_from;
- __be32 device_to;
- __be64 sector_from;
-};
-
-enum {
- Blktrace_setup = 1,
- Blktrace_running,
- Blktrace_stopped,
-};
-
-#define BLKTRACE_BDEV_SIZE 32
-
-/*
- * User setup structure passed with BLKTRACESTART
- */
-struct blk_user_trace_setup {
- char name[BLKTRACE_BDEV_SIZE]; /* output */
- __u16 act_mask; /* input */
- __u32 buf_size; /* input */
- __u32 buf_nr; /* input */
- __u64 start_lba;
- __u64 end_lba;
- __u32 pid;
-};
+#include <uapi/linux/blktrace_api.h>
-#ifdef __KERNEL__
#if defined(CONFIG_BLK_DEV_IO_TRACE)
#include <linux/sysfs.h>
@@ -250,5 +111,4 @@ extern void blk_fill_rwbs(char *rwbs, u32 rw, int bytes);
#endif /* CONFIG_EVENT_TRACING && CONFIG_BLOCK */
-#endif /* __KERNEL__ */
#endif