Here we synchronize the blktrace extension definitions.
Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@xxxxxxx>
---
iowatcher/blkparse.c | 70 +++++++++++++++++++++++++++++++-------------
1 file changed, 49 insertions(+), 21 deletions(-)
diff --git a/iowatcher/blkparse.c b/iowatcher/blkparse.c
index 41e20f0..fce7de3 100644
--- a/iowatcher/blkparse.c
+++ b/iowatcher/blkparse.c
@@ -52,29 +52,43 @@ extern int io_per_process;
/*
* Trace categories
*/
-enum {
- BLK_TC_READ = 1 << 0, /* reads */
- BLK_TC_WRITE = 1 << 1, /* writes */
- BLK_TC_FLUSH = 1 << 2, /* flush */
- 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_DISCARD = 1 << 13, /* discard requests */
- BLK_TC_DRV_DATA = 1 << 14, /* binary driver data */
- BLK_TC_FUA = 1 << 15, /* fua requests */
-
- BLK_TC_END = 1 << 15, /* we've run out of bits! */
-};
-
+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 */
+#ifdef CONFIG_BLKTRACE_EXT
+ BLK_TC_WRITE_ZEROES = 1 << 16, /* write-zeores */
+ BLK_TC_ZONE_RESET = 1 << 17, /* zone-reset */
+
+ BLK_TC_END = 1 << 31, /* we've run out of bits! */
+#else
+ BLK_TC_END = 1 << 16, /* we've run out of bits! */
+#endif
+ };
+
+#ifdef CONFIG_BLKTRACE_EXT
+#define BLK_TC_SHIFT (32)
+#define BLK_TC_ACT(act) (((uint64_t)act) << BLK_TC_SHIFT)
+#else
#define BLK_TC_SHIFT (16)
#define BLK_TC_ACT(act) ((act) << BLK_TC_SHIFT)
+
+#endif
+
#define BLK_DATADIR(a) (((a) >> BLK_TC_SHIFT) & (BLK_TC_READ | BLK_TC_WRITE))
/*
@@ -100,7 +114,12 @@ enum {
__BLK_TA_DRV_DATA, /* binary driver data */
};
+#ifdef CONFIG_BLKTRACE_EXT
+#define BLK_TA_MASK ((1ULL << BLK_TC_SHIFT) - 1)
+#else
#define BLK_TA_MASK ((1 << BLK_TC_SHIFT) - 1)
+#endif
+
/*
* Notify events.
@@ -137,7 +156,11 @@ enum blktrace_notify {
#define BLK_TN_MESSAGE (__BLK_TN_MESSAGE | BLK_TC_ACT(BLK_TC_NOTIFY))
#define BLK_IO_TRACE_MAGIC 0x65617400
+#ifdef CONFIG_BLKTRACE_EXT
+#define BLK_IO_TRACE_VERSION 0x08
+#else
#define BLK_IO_TRACE_VERSION 0x07
+#endif
/*
* The trace itself
*/
@@ -147,7 +170,12 @@ struct blk_io_trace {
__u64 time; /* in nanoseconds */
__u64 sector; /* disk offset */
__u32 bytes; /* transfer length */
+#ifdef CONFIG_BLKTRACE_EXT
+ __u64 action; /* what happened */
+ __u32 ioprio; /* ioprio */
+#else
__u32 action; /* what happened */
+#endif
__u32 pid; /* who did it */
__u32 device; /* device identifier (dev_t) */
__u32 cpu; /* on what cpu did it happen */
--
2.19.1
