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Commit 578b54ad authored by NeilBrown's avatar NeilBrown Committed by Shaohua Li
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md/raid1, raid10: add blktrace records when IO is delayed



Both raid1 and raid10 will sometimes delay handling an IO request,
such as when resync is happening or there are too many requests queued.

Add some blktrace messsages so we can see when that is happening when
looking for performance artefacts.

Signed-off-by: default avatarNeilBrown <neilb@suse.com>
Signed-off-by: default avatarShaohua Li <shli@fb.com>
parent 581dbd94
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