block: Track discard requests
authorFam Zheng <famz@redhat.com>
Mon, 9 Nov 2015 10:16:48 +0000 (18:16 +0800)
committerKevin Wolf <kwolf@redhat.com>
Thu, 12 Nov 2015 15:22:42 +0000 (16:22 +0100)
commitb1066c875597649be1d1d6db4712bc504b4c4c81
tree6e2584fcc98c557e657c4768e622b03f59cf2c83
parentcdb5e3155eb323380c59f19fe88e28fedd85d3d8
block: Track discard requests

Both bdrv_discard and bdrv_aio_discard will call into bdrv_co_discard,
so add tracked_request_begin/end calls around the loop.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Message-id: 1447064214-29930-4-git-send-email-famz@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block/io.c