dm: return early from dm_pr_call() if DM device is suspended
authorMike Snitzer <snitzer@kernel.org>
Fri, 22 Jul 2022 19:31:23 +0000 (15:31 -0400)
committerMike Snitzer <snitzer@kernel.org>
Thu, 28 Jul 2022 21:29:56 +0000 (17:29 -0400)
commite120a5f1e78fab6223544e425015f393d90d6f0d
treef6b1810588487a27d8285a47dfa5cd6270f4fe1d
parent3534e5a5ed2997ca1b00f44a0378a075bd05e8a3
dm: return early from dm_pr_call() if DM device is suspended

Otherwise PR ops may be issued while the broader DM device is being
reconfigured, etc.

Fixes: 9c72bad1f31a ("dm: call PR reserve/unreserve on each underlying device")
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
drivers/md/dm.c