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 D9FD219EED3; Wed, 17 Jun 2026 14:48:42 +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=1781707723; cv=none; b=cSZDxJLz0xXWaB42q0vbOq6LLfk6XVk97Ox+9Fb/U0HrCLP2cuwM7ASJ0PO5xfj+nOH/hbmTJ8o/m8roXUJqRG1flIkjEAvGdw0gm/k0NyUujWly3GBZKps7KpbdvuRy9uc5IqStHN2uVYsbELqCJieZ9UG40YnKtjiTOzENo5k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781707723; c=relaxed/simple; bh=lQ+hXp0EG7HRMiej8K9CBjlYy9fdmquWxB/ps/nsJ6M=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=C7c4DjkMXMsL20XWUNOuxvN9k5QQVeWhCtnnUtLktuKb4trKB21aqyEucBHB54ErhxyorCARHC+j1tEX6xhlZrAHuwdbfv3dmBTgUNbe8hhTKgR86ll8as6hngT+X75QInBOZ+DuNrJ2il5NR/k0Wmp0z0ZXU8c0rOgidMgmWe8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=IOTuBBHc; 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="IOTuBBHc" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D66841F000E9; Wed, 17 Jun 2026 14:48:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781707722; bh=AsGS+HxEzDkHzhjYAPG09eB03bpLenO2Lknga+uqbAs=; h=From:To:Cc:Subject:Date:In-Reply-To:References; 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> 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: 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