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b=aC0czx2A3MwkvRVQ7VpYXqVxqoI8ifrDMm+sVwCpSzdvI2FdtYshbvNU1RwPKccuF /EE3964iMLCQ8ssThuyN2kAQB4fDSNd5Yf5GfIAqiDRpZKMo8vekE2Ld0ObhoE7yNM 5ZHEA85xNdoaqTuHhCz1q0vfpSZuYPihSwF6DcGJZdzya9C/x5S56XnrKpenW4SmSY R9+eBv2TFDhBKZEVzzqsqa0ozWpxBR/BUO04hlBluxDRAJIuLRFiIzDNrlm3FXcKtn gP2S42GBO3Ba/RUiG69k16UOfmUuQXJZpfroQcSGYw45ol9fyF02IwOYBIhBiC5913 qpYh2OaTWzwiw== From: SeongJae Park To: Cc: SeongJae Park , "# 6 . 3 . x" , Andrew Morton , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v1.1 05/11] mm/damon/sysfs-schemes: kobject_del() scheme filter dirs Date: Wed, 17 Jun 2026 07:47:59 -0700 Message-ID: <20260617144807.91441-6-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: rspam06 X-Rspamd-Queue-Id: D8059100010 X-Stat-Signature: 4pcfeqto5zawwpkgwgm8obgk16naiseg X-Rspam-User: X-HE-Tag: 1781707720-142985 X-HE-Meta: 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 zI7ab3/i ZGo3TyNletkdz5WeEeVU4qlpE2AVtkCfIM886Gg4HQU7n7FgAwJCys13t3nk5JASsITD0q4Tno855yDp+5zx2ixTFDHeliBiSL2Npg3l+ap+rg2YG6sTmhPcA5nsoRKC/6rOSATndb/2r+WVsQsgCZYcY/gzNhatLiRPDPGAvyaGqVeGrfG50AJpKI4akzpaQXc7hRGiUKbbzwfpv+NksyurXBc4Dna2ZYiH19/Vx8eQUNdbiq44rJsPsrQ5++IhejsgpyStZzfR3u1k3ql66l/1+Ng== 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 filter directories by adding kobject_del() calls. Fixes: 472e2b70eda6 ("mm/damon/sysfs-schemes: connect filter directory and filters directory") Cc: # 6.3.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 604b77a47a463..db6226c05b023 100644 --- a/mm/damon/sysfs-schemes.c +++ b/mm/damon/sysfs-schemes.c @@ -914,8 +914,10 @@ static void damon_sysfs_scheme_filters_rm_dirs( struct damon_sysfs_scheme_filter **filters_arr = filters->filters_arr; int i; - for (i = 0; i < filters->nr; i++) + for (i = 0; i < filters->nr; i++) { + kobject_del(&filters_arr[i]->kobj); kobject_put(&filters_arr[i]->kobj); + } filters->nr = 0; kfree(filters_arr); filters->filters_arr = NULL; -- 2.47.3