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 3A1F3332EAD; Sun, 28 Jun 2026 22:01:28 +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=1782684089; cv=none; b=lYa41yavwRfbVrUhKNtms9yXvqB3EZRhdabpM28NSnTRdstI7zAyqZQHV4iYkG02TFymg2KFSut1y4/RrzI0a3a3DYH7KmTSpGhVffHTtqqlEKVZUo2jQlMw63H8DZMZtinWBI413/VtD9V0jdZGcFGM9hWVzUI13AiVW5rmtEI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782684089; c=relaxed/simple; bh=bY9JM4/YWaQF++aOUqTKn596NeVr+FddWT+swXcs78Y=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=gYpe1qRLpeFE9iPE8cmwozag+ebnSnAhMOkxJIrrhmu4+pJ2v5Ru5k8F9FPUrJxFumAyF139e9D/hHen6Nu3mjkmdc2EQ+YIx/x2cJUKAXPLco6bdhblBeJgKyJfaG+IwMgvYvAHB+yCvV7Vdf2oKSgV0f7xx7NF7++k1DKfB1g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=nLw7S9YL; 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="nLw7S9YL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7F1151F00A3A; Sun, 28 Jun 2026 22:01:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782684088; bh=tKghVa2ofXRswbu+yKIaGI5IAC3ZZZ0ZVkr8KecMvtU=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=nLw7S9YLdVPzCHa/o6oMlgOG/nKsWrF0bRwlfayUlHOz9q2XfcoCN9+rxTNg0/Mjd B69Sur9C/lpiJE3UNdB26sgCsi7W5t3RtwN+iSrm5PEe9Xz9wdS5X3Ybb8ByIPZ/AC Vn80skOrO+z5R0zz+TiowPcgtFMGOPvq/Z/bs5gRVIjXVnHUG0PyOVlAPZ2jFh7mdA Uoz3RPFWPAi32LmB13bZtXbcixyG66Icwi2oHY42KSJwxa1RafxgdeB0hUqLrPRU3o HfgvK0itTgjl8eUAO26BdIAfdN3r1COini0zrdAyjfLmN2OEHs/7Dn3Ila4jGypEfR z0lOCVfxoLB+w== From: SJ Park To: Andrew Morton Cc: SJ Park , "# 6 . 8 . x" , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 06/11] mm/damon/sysfs-schemes: kobject_del() scheme quota goal dirs Date: Sun, 28 Jun 2026 15:01:15 -0700 Message-ID: <20260628220121.97360-7-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260628220121.97360-1-sj@kernel.org> References: <20260628220121.97360-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org 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 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: SJ 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 e955fb916a7e2..58051185713cf 100644 --- a/mm/damon/sysfs-schemes.c +++ b/mm/damon/sysfs-schemes.c @@ -1463,8 +1463,10 @@ 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