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b=Xtd7ye5t+0FJuF8nAHV0jfglnIAAZe51NQssklYhDhr4+34TWV2UFAJZiK6snzcAH cS9ahdNG10h+9ei/uWYwhu5zBR8o7QKK/IQ8OtN+se4sCTv7xWZzoFl5/DzON9uUJ5 rWShMykibSbHJjS4gmcyoXsYbz1lzYEWKakZxgiL2Sj3xcbWU8isJymzL9PLntGaCZ /UqAPS0RsY1zy0JmOv7h+1bjp0fyv2dpTue8h8xPuhzm+GeClMcHhmeaJWM+tdUNUq 0iwT/xCT5SOR8XLCWm/l5gMRLihS/23UYLKaB5FGScl5Ar4dfXd6MwGu1/3hoJdWpD 1Y8aYdsyBF6pw== From: SJ Park To: Andrew Morton Cc: SJ Park , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 08/11] mm/damon/sysfs: kobject_del() probe dirs Date: Sun, 28 Jun 2026 15:01:17 -0700 Message-ID: <20260628220121.97360-9-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260628220121.97360-1-sj@kernel.org> References: <20260628220121.97360-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: ADB72100015 X-Rspam-User: X-Stat-Signature: y8iez9wf3kg551ogpn9tsoyqjkorbywa X-HE-Tag: 1782684089-506562 X-HE-Meta: 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 959xaKW9 kAOQE1Y59rxkEk9da56dELiJwtl+7PXj3sc2iAsaTtjcX/yan+1p7KG1d3NdDtN5FvL4IwWmhQ9SvRDKEXsGqUi7BQqQeV5vxzDXT8JRlbUycYjaB7rJTilEsMzbv8dM8Me90RykMoFKbTP/SI1ge8jVXDoDyK2egAnCzKgGpvu52vHjK1NaNRmz9lPTgJmPQutXL+j/la0BoOtPbvHnsyniW7ovlDQrmqJHe0n4y4JIIrjnTgHdOSP+JsBkzKDIwMxXtD6prpETe2pA8bsQ0hOioRw== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On CONFIG_DEBUG_KOBJECT_RELEASE enabled kernel, lack of kobject_del() could cause directories creation failures due to the name conflicts. Fix those issues for data attribute probe directories by adding kobject_del() calls. Fixes: bf3ea3d30880 ("mm/damon/sysfs: implement probe dir") Signed-off-by: SJ Park --- mm/damon/sysfs.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c index 204aed6a3e5da..9f92ebdb28574 100644 --- a/mm/damon/sysfs.c +++ b/mm/damon/sysfs.c @@ -1137,6 +1137,7 @@ static void damon_sysfs_probes_rm_dirs( for (i = 0; i < probes->nr; i++) { damon_sysfs_probe_rm_dirs(probes_arr[i]); + kobject_del(&probes_arr[i]->kobj); kobject_put(&probes_arr[i]->kobj); } probes->nr = 0; -- 2.47.3