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trace: Trace bdrv_aio_flush()

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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>
This commit is contained in:
Stefan Hajnoczi 2011-03-07 07:58:04 +00:00
parent 0b5538c300
commit a13aac04e1
2 changed files with 3 additions and 0 deletions
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2
block.c
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@ -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);
}