Commit 48b0777c authored by Mike Snitzer's avatar Mike Snitzer
Browse files

Revert "dm crypt: export sysfs of kcryptd workqueue" 



This reverts commit a2b8b2d9.

WQ_SYSFS breaks the ability to reload a DM table due to sysfs kobject
collision (due to active and inactive table). Given lack of
demonstrated need for exposing this workqueue via sysfs: revert
exposing it.

Reported-by: default avatarIgnat Korchagin <ignat@cloudflare.com>
Signed-off-by: default avatarMike Snitzer <snitzer@redhat.com>
parent b7770923

drivers/md/dm-crypt.c

+3 −4
Original line number Diff line number Diff line
@@ -3166,12 +3166,11 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv) 
	}



	if (test_bit(DM_CRYPT_SAME_CPU, &cc->flags))

		cc->crypt_queue = alloc_workqueue("kcryptd-%s", WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM,

		cc->crypt_queue = alloc_workqueue("kcryptd/%s", WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM,

						  1, devname);

	else

		cc->crypt_queue = alloc_workqueue("kcryptd-%s",

						  WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM |

						  WQ_UNBOUND | WQ_SYSFS,

		cc->crypt_queue = alloc_workqueue("kcryptd/%s",

						  WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM | WQ_UNBOUND,

						  num_online_cpus(), devname);

	if (!cc->crypt_queue) {

		ti->error = "Couldn't create kcryptd queue";