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b=IOTuBBHcg7Eti+iec8DTFhmVDja0Nd0xAbNiiVXffYZZTH209O/K1Gk1vnCEphP9M 9uPUQIX5zInGml/zaPsKlf0B6HfI/Kuoj6Sb1DMH5AM8FEDjqaj19RSSdzyIEonwAg XOkb2YY3KTK6B/ZSni5tCz+iFk45Iif4OlnA3BbS6dEk5OlORKzumo/GOQWq99x3kx TadvDW2B0tF/0kK/Iyl95+iDxBIHE0dk4T/mmdEnS5kOWO8beiCAk8Nau/hiis+e+Y hqvNvY3rf5UywoHLihgr4rg1YXnHxcvlLBgyUUeY2npS63nVo3had6Gbso5AZhW4/y 7l9cYTMQpgTkQ== From: SeongJae Park To: Cc: SeongJae Park , "# 6 . 8 . x" , Andrew Morton , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v1.1 06/11] mm/damon/sysfs-schemes: kobject_del() scheme quota goal dirs Date: Wed, 17 Jun 2026 07:48:00 -0700 Message-ID: <20260617144807.91441-7-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: dwk1yq173qanozh63hf1dps49nq5trh4 X-Rspamd-Queue-Id: 652AFA0005 X-HE-Tag: 1781707723-221353 X-HE-Meta: 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 mrdgI2xN DHjrnpsYjIQ04fg/z8By4GJpusQFFSNMBJkRNNwp1rGMe8zmB5xdvEGr5+qRFgc/jkjTbRXgfxNEL70kPVOH/qAON3qKnp4hYGcnZpAESw1dNrNxeEU5LgqGhhoX4BsS1SG2JJDIIrO2Pz513KYDC+xjUQQHjabzT4Ym9YgQJG3f6/1J3VWS71Nq/yL3tkXCSrLVXGniiYodLp/zgPZcCB+DEt6r1zy5VGKbdhOaFk4VXqwJZ2okqGH0xE4K62nt+6qYJ/ujZqCXIyjw94td9MnK0yQ== 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 scheme quota goal directories by adding kobject_del() calls. Fixes: 7f262da0a30d ("mm/damon/sysfs-schemes: implement files for scheme quota goals setup") Cc: # 6.8.x Signed-off-by: SeongJae Park --- mm/damon/sysfs-schemes.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c index db6226c05b023..573a40c679be3 100644 --- a/mm/damon/sysfs-schemes.c +++ b/mm/damon/sysfs-schemes.c @@ -1465,8 +1465,10 @@ static void damos_sysfs_quota_goals_rm_dirs( struct damos_sysfs_quota_goal **goals_arr = goals->goals_arr; int i; - for (i = 0; i < goals->nr; i++) + for (i = 0; i < goals->nr; i++) { + kobject_del(&goals_arr[i]->kobj); kobject_put(&goals_arr[i]->kobj); + } goals->nr = 0; kfree(goals_arr); goals->goals_arr = NULL; -- 2.47.3