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b=iz25/H2iCs0QaO9SUmnaN62+yvDA8BVabum7KyzQ7hdbZARJVaxVPDcyCDTJtzOw9 MIfHWp2hmuQEvl9HlpFI7OVECkwljZGWy0cZR/r0ZRbKJKHChlHpr2Jvfb5leJBjp+ JS6LaqB3S05VZdQgN6LdhXb67dwYHSa2JkSr9/qC6ojLB0YrNTLt0mcFhXGCNybQlE 0r9XkkM5k3P60CoHfGmEoI3LZTXfBQ90TFisELBGZ8ybJtYpmww8gB8EqRHasDRpuJ hUmZGIoPB8FdrQ9n4+Fotyb/2qW1AG6POOhljTnOZV6iNqal5RE4YCIG+5rJcS2geQ Cca+mrV3a8SRw== 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 6/9] mm/damon/sysfs-schemes: kobject_del() scheme quota goal dirs Date: Tue, 16 Jun 2026 08:08:40 -0700 Message-ID: <20260616150844.88305-7-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260616150844.88305-1-sj@kernel.org> References: <20260616150844.88305-1-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 20F0EC0010 X-Stat-Signature: m8okp4ri97sz8mjwbq3bkbwjybpaiye7 X-HE-Tag: 1781622544-629072 X-HE-Meta: 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 rAg9tGVU vx9Mg7UPEkaqh0CrzV0UewlDngSTGQ4QWoWqmfSP7xezk4Eggt26HaoNcLvANa/Xv2oZ3/cmc3cHOW+m6NhbmOPRPTOLT6kG0fMXt+hoX4lHL54WrQIxlRLNv+5Oqh+3/3yTFAaqUlMcPl1bFcDN/3OOaBTEzZpWcV9cKwtEj3Z9tKBcPj7FyqDLkVv09CMHUe/tAgQAWLRFBJGZhemG/ukDdNd62JyFrQCgTutHSml3akJ5v6iBO/aKBPzhkvY9p3HXthEeupumo3/rirXGfqBCAWA== 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 300930c2c5b3f..737638be84f15 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