From: SJ Park <sj@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: SJ Park <sj@kernel.org>,
stable@vger.kernel.org, Liew Rui Yan <aethernet65535@gmail.com>,
damon@lists.linux.dev, linux-kernel@vger.kernel.org,
linux-mm@kvack.org
Subject: [PATCH 0/2] mm/damon/{reclaim,lru_sort}: fix commit_inputs infinite hang
Date: Mon, 3 Aug 2026 06:46:43 -0700 [thread overview]
Message-ID: <20260803134646.16640-1-sj@kernel.org> (raw)
Writing 'Y' to commit_inputs parameters of DAMON_RECLAIM and
DAMON_LRU_SORT before the modules were ever turned on causes infinite
hang. Fix those.
The issue was discovered [1] by Sashiko.
[1] https://lore.kernel.org/20260802173021.762-1-sj@kernel.org
Changes from RFC
- RFC: https://lore.kernel.org/20260802185430.9940-1-sj@kernel.org
- Drop RFC tag.
SJ Park (2):
mm/damon/reclaim: skip damon_call() if ctx has not started
mm/damon/lru_sort: skip damon_call() if ctx has not started
mm/damon/lru_sort.c | 11 ++++++-----
mm/damon/reclaim.c | 11 ++++++-----
2 files changed, 12 insertions(+), 10 deletions(-)
base-commit: a96a4f995fbc65238bcbe94e05bcdbec29a54571
--
2.47.3
next reply other threads:[~2026-08-03 13:46 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-03 13:46 SJ Park [this message]
2026-08-03 13:46 ` [PATCH 1/2] mm/damon/reclaim: skip damon_call() if ctx has not started SJ Park
2026-08-03 14:06 ` sashiko-bot
2026-08-03 14:19 ` SJ Park
2026-08-03 13:46 ` [PATCH 2/2] mm/damon/lru_sort: " SJ Park
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