tree 8d8058a36e16b757f2915fb7b2565402bf73bb57
parent 1db38999f4a49ec22656e17a78d724dc719cc697
author Tejun Heo <tj@kernel.org> 1706836209 -1000
committer Tejun Heo <tj@kernel.org> 1706836209 -1000

dm-verity: Convert from tasklet to BH workqueue

The only generic interface to execute asynchronously in the BH context is
tasklet; however, it's marked deprecated and has some design flaws. To
replace tasklets, BH workqueue support was recently added. A BH workqueue
behaves similarly to regular workqueues except that the queued work items
are executed in the BH context.

This patch converts dm-verity from tasklet to BH workqueue.

This is a minimal conversion which doesn't rename the related names
including the "try_verify_in_tasklet" option. If this patch is applied, a
follow-up patch would be necessary. I couldn't decide whether the option
name would need to be updated too.

Only compile tested. I don't know how to verity.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Alasdair Kergon <agk@redhat.com>
Cc: Mike Snitzer <snitzer@kernel.org>
Cc: Mikulas Patocka <mpatocka@redhat.com>
Cc: dm-devel@lists.linux.dev