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b=fy6S+g/MK/ISQR2I32EJsEB4grURqXEipGqfk1mscMpuO9ztiidZGhOWTl+BtvkkS iv+WYXxOHxVgrKPmPXkSgeMso+cvjojMoU11EGce1S+fQvG2VHobPCMsvIvyu4zpbC qywaVfNLvJxbkQ9Eg7MSWIhqDPhKX2lC2+DlvZboy7AKRaRQ4AchFCdEs6STZbPl4X hl/OH8PNPLvTYQnYZ5uM0r1J7tTagWMjxH8UG+0Pe8auzYYbyLv8JaAUG3HhxSnBJZ KB+oDvlOECeuyJMwnI99ZC3e8Dom0dWjRnEH1vkSiJIv495Ctw8z4pgcGVfSAfR7u7 rIKWhdsszaZVA== From: SeongJae Park To: Cc: SeongJae Park , Andrew Morton , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v1.1 08/11] mm/damon/sysfs: kobject_del() probe dirs Date: Wed, 17 Jun 2026 07:48:02 -0700 Message-ID: <20260617144807.91441-9-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260617144807.91441-1-sj@kernel.org> References: <20260617144807.91441-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam10 X-Rspam-User: X-Stat-Signature: y53j758mbso53oiqe37x1wiht859uzrk X-Rspamd-Queue-Id: 4E5A3140003 X-HE-Tag: 1781707726-312821 X-HE-Meta: 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 V+QqzXlr 8wmgqQMwYKdrvyT3X3s3LLsosvAiR5iTMzjG43Kz0w9eJYo4lURnuZnPKXt5pMDd99R/USt5yAr9jnWn0P6bua80f4iUC1NP/62mQJ7dYLULF7dth7qWNQMzsY7nfN/MZCOcDkGDktJ9JBpoYuzpWmPKvxT7Nzo8barCWD7u89o3C5F1YGNk7lpj+zOT+a01Tm3U45r+xtBWKdm8l4odJ5qQl2pH2y/EaBwq6//fb/Bdn5+lAi5ame0egx+wmHEQM80sHE172Hj2EAMnJky/PLTmlJg== 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: SeongJae Park --- mm/damon/sysfs.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c index 3c349f0fe80f0..5ca45654cdd39 100644 --- a/mm/damon/sysfs.c +++ b/mm/damon/sysfs.c @@ -1139,6 +1139,7 @@ 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