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(parent: fd77cb6) | patch
dm stats: add cond_resched when looping over entries
authorMikulas Patocka <mpatocka@redhat.com>
Sun, 24 Apr 2022 20:43:00 +0000 (16:43 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 6 Jun 2022 06:43:40 +0000 (08:43 +0200)
commit40aaeb41dde09939ff41ccb2e569c3d8e46c6b3a
treef604ea2b6005575ca23d78440254678a46bba0b8tree | snapshot
parentfd77cb62207431d6dff0f17315ad169b3df4d9efcommit | diff
dm stats: add cond_resched when looping over entries

commit bfe2b0146c4d0230b68f5c71a64380ff8d361f8b upstream.

dm-stats can be used with a very large number of entries (it is only
limited by 1/4 of total system memory), so add rescheduling points to
the loops that iterate over the entries.

Cc: stable@vger.kernel.org
Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/md/dm-stats.c diff | blob | history
Domain: System / Kernel;