https://github.com/torvalds/linux
Revision d78f3853f831eee46c6dbe726debf3be9e9c0d05 authored by SeongJae Park on 20 November 2021, 00:43:52 UTC, committed by Linus Torvalds on 20 November 2021, 18:35:54 UTC
DAMON debugfs is supposed to protect dbgfs_ctxs, dbgfs_nr_ctxs, and
dbgfs_dirs using damon_dbgfs_lock.  However, some of the code is
accessing the variables without the protection.  This fixes it by
protecting all such accesses.

Link: https://lkml.kernel.org/r/20211110145758.16558-3-sj@kernel.org
Fixes: 75c1c2b53c78 ("mm/damon/dbgfs: support multiple contexts")
Signed-off-by: SeongJae Park <sj@kernel.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent db7a347
History
Tip revision: d78f3853f831eee46c6dbe726debf3be9e9c0d05 authored by SeongJae Park on 20 November 2021, 00:43:52 UTC
mm/damon/dbgfs: fix missed use of damon_dbgfs_lock
Tip revision: d78f385
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