From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 657D32F1FDF; Wed, 17 Jun 2026 14:48:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781707721; cv=none; b=eA5Ai3Kzsf1ItIQWfujL7UZYIq7kKBiei2PU6CStSb+eLyYLOvmtK+0JZaZJcn1V0oNAgOKzVCzQcywI2szsm4pOSvSRzJhz4AqZP7MxMxt3aMzP6N7HzHYD2St1PsTz/OTGGZWmY1HNpvor/xHqkDrkyjY4oIjWBiCkgOn6xxQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781707721; c=relaxed/simple; bh=EgtPrbPPj4evdAKWXpQqc5q3fphFHpFUB+kARdSSrq4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=YrHqnvx2os2klYSEkUGXNjnRZffyYaJD8gsCnEHRGhPosLcEXeDh5N9Jav2UW15HbTyCcygZwqxISIIMbpblHpg2QdzlWY858zV+EoBzbsiUk4mYNrjOBXq0ODtolZylt3FYIdicxPMnayAwMjdiBHhAR7vHD8Z8aicXKHiPU4E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aC0czx2A; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="aC0czx2A" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A03C81F00A3A; Wed, 17 Jun 2026 14:48:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781707720; bh=5tsHNLiRHrT2fupCfklpoPqgBkd/OIiPYVnZdcCqxSw=; h=From:To:Cc:Subject:Date:In-Reply-To:References; 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> Precedence: bulk X-Mailing-List: damon@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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