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trace: add arguments to bdrv_co_io_em() trace event

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It is useful to know the BlockDriverState as well as the
sector_num/nb_sectors of an emulated .bdrv_co_*() request.

Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
This commit is contained in:
Stefan Hajnoczi 2011-09-30 17:34:58 +01:00
parent 89bd820acb
commit 59370aaa56
2 changed files with 2 additions and 2 deletions
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2
block.c
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@ -2999,7 +2999,7 @@ static int coroutine_fn bdrv_co_io_em(BlockDriverState *bs, int64_t sector_num,
bdrv_co_io_em_complete, &co);
}
trace_bdrv_co_io(is_write, acb);
trace_bdrv_co_io_em(bs, sector_num, nb_sectors, is_write, acb);
if (!acb) {
return -EIO;
}

2
trace-events
View File

@ -67,7 +67,7 @@ bdrv_aio_writev(void *bs, int64_t sector_num, int nb_sectors, void *opaque) "bs
bdrv_lock_medium(void *bs, bool locked) "bs %p locked %d"
bdrv_co_readv(void *bs, int64_t sector_num, int nb_sector) "bs %p sector_num %"PRId64" nb_sectors %d"
bdrv_co_writev(void *bs, int64_t sector_num, int nb_sector) "bs %p sector_num %"PRId64" nb_sectors %d"
bdrv_co_io(int is_write, void *acb) "is_write %d acb %p"
bdrv_co_io_em(void *bs, int64_t sector_num, int nb_sectors, int is_write, void *acb) "bs %p sector_num %"PRId64" nb_sectors %d is_write %d acb %p"
# hw/virtio-blk.c
virtio_blk_req_complete(void *req, int status) "req %p status %d"