diff options
| author | Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> | 2011-03-07 07:58:04 +0000 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> | 2011-03-07 15:34:42 +0000 |
| commit | a13aac04e13b246edab6c0c08513504ecb71bbd4 (patch) | |
| tree | a4cf73711a70c9ae82dafd5ce835953977f5a257 | |
| parent | 0b5538c300a56c3cfb33022840fe0b4968147e7a (diff) | |
trace: Trace bdrv_aio_flush()
Add a trace event for bdrv_aio_flush() to complement the existing
bdrv_aio_readv() and bdrv_aio_writev() events.
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
| -rw-r--r-- | block.c | 2 | ||||
| -rw-r--r-- | trace-events | 1 |
2 files changed, 3 insertions, 0 deletions
@@ -2477,6 +2477,8 @@ BlockDriverAIOCB *bdrv_aio_flush(BlockDriverState *bs, { BlockDriver *drv = bs->drv; + trace_bdrv_aio_flush(bs, opaque); + if (bs->open_flags & BDRV_O_NO_FLUSH) { return bdrv_aio_noop_em(bs, cb, opaque); } diff --git a/trace-events b/trace-events index c79171989c..0a26d6a94f 100644 --- a/trace-events +++ b/trace-events @@ -51,6 +51,7 @@ disable multiwrite_cb(void *mcb, int ret) "mcb %p ret %d" disable bdrv_aio_multiwrite(void *mcb, int num_callbacks, int num_reqs) "mcb %p num_callbacks %d num_reqs %d" disable bdrv_aio_multiwrite_earlyfail(void *mcb) "mcb %p" disable bdrv_aio_multiwrite_latefail(void *mcb, int i) "mcb %p i %d" +disable bdrv_aio_flush(void *bs, void *opaque) "bs %p opaque %p" disable bdrv_aio_readv(void *bs, int64_t sector_num, int nb_sectors, void *opaque) "bs %p sector_num %"PRId64" nb_sectors %d opaque %p" disable bdrv_aio_writev(void *bs, int64_t sector_num, int nb_sectors, void *opaque) "bs %p sector_num %"PRId64" nb_sectors %d opaque %p" |