move everything out of trunk

[lttv.git] / trunk / masters-pmf / blk / blktrace_api.h

diff --git a/trunk/masters-pmf/blk/blktrace_api.h b/trunk/masters-pmf/blk/blktrace_api.h
deleted file mode 100644 (file)
index c9f8e03..0000000
--- a/trunk/masters-pmf/blk/blktrace_api.h
+++ /dev/null
@@ -1,149 +0,0 @@
-#ifndef BLKTRACEAPI_H
-#define BLKTRACEAPI_H
-
-#include <asm/types.h>
-
-/*
- * Trace categories
- */
-enum {
-       BLK_TC_READ     = 1 << 0,       /* reads */
-       BLK_TC_WRITE    = 1 << 1,       /* writes */
-       BLK_TC_BARRIER  = 1 << 2,       /* barrier */
-       BLK_TC_SYNC     = 1 << 3,       /* 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_END      = 1 << 15,      /* only 16-bits, reminder */
-};
-
-#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 */
-//};
-
-/*
- * Notify events.
- */
-//enum blktrace_notify {
-//     __BLK_TN_PROCESS = 0,           /* establish pid/name mapping */
-//     __BLK_TN_TIMESTAMP,             /* include system clock */
-//};
-
-
-/*
- * 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_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_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;
-//     __be32 device_from;
-//     __be64 sector;
-//};
-
-enum {
-       Blktrace_setup = 1,
-       Blktrace_running,
-       Blktrace_stopped,
-};
-
-struct blk_trace {
-       int trace_state;
-//     struct rchan *rchan;
-//     unsigned long *sequence;
-//     u16 act_mask;
-//     u64 start_lba;
-//     u64 end_lba;
-//     u32 pid;
-       __u32 dev;
-//     struct dentry *dir;
-//     struct dentry *dropped_file;
-//     atomic_t dropped;
-};
-
-/*
- * User setup structure passed with BLKSTARTTRACE
- */
-struct blk_user_trace_setup {
-       char name[32];                  /* output */
-//     __u16 act_mask;                 /* input */
-//     __u32 buf_size;                 /* input */
-//     __u32 buf_nr;                   /* input */
-//     __u64 start_lba;
-//     __u64 end_lba;
-//     __u32 pid;
-};
-
-#define BLKTRACESETUP _IOWR(0x12,115,struct blk_user_trace_setup)
-#define BLKTRACESTART _IO(0x12,116)
-#define BLKTRACESTOP _IO(0x12,117)
-#define BLKTRACETEARDOWN _IO(0x12,118)
-
-#endif