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 C80F53FBB47; Thu, 18 Jun 2026 15:15:33 +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=1781795736; cv=none; b=VW18rlA925jC8BltVuiTq3NxQUw0kuZhv+K2G8mApq+BKGMVlGHj0MorcqTrAF1x8QXZq1kgKMgWIZ9+jqoOsIM8eaNDhuqjMZR5+9PkYChK01uDoLERgfnP6jkNwqdR9/8TWbjj0UokowJ+cM6LHsyiJLmIyJ7m21LEPldNvUs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781795736; c=relaxed/simple; bh=AuFlMphkveA90yCqSXRmXIRQmPvmUuSntvti9i7Zy3c=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=bbexSP33K0QJkEu0GGU/NTCCrmKTuIWih9pElpsK4GyIURVen4zG1Qjfos4LYZBI+T8LXKnsn1G2R6C++mN/nUflWxcumCSUb0ykvrra6c9RZLphb5PUUEWYwoU2n5KlzIkOJgs0PvuMcKH3Y97y8RI9/VpOGgouBJMiW83A1Ds= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oBzMCNZ6; 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="oBzMCNZ6" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 201B81F00A3F; Thu, 18 Jun 2026 15:15:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781795733; bh=ldrKeyywA9GImftn4PhLnmtfD48DExaqHnJXAUHGEGE=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=oBzMCNZ6CWhBgtJ8ogg1I0u0bFEXoQG5zXlf9ov+CpM8HRMOrVPfO8uvBIhRtkRB8 mF9IynH1WOfs3o9TtVUzpk0APlI8R/eTWPd9dlxV5vztEAob2jA3h7q6MCfHBrWJCv W7N1LACeqUjeEA9RhZ31uegcI4CFirnybLHzv0M3ihs+lnZErFnPNhRlto8wYoFDqJ TG4maXxZ+Jq6qRdwpsjLxPGzDkXgGLHSK99UvBsaL3V21ybWQNRMT+vKSDlOS5ZIfE DSDSwl6Wz5+BkwMYnj/oiAg9n8A+kP6+kKxFVPQ7TnyeXkWz8Jx3onG81ougfKcgUm LvGQd3UXhGngA== 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 v1.2 05/11] mm/damon/sysfs-schemes: kobject_del() scheme filter dirs Date: Thu, 18 Jun 2026 08:15:09 -0700 Message-ID: <20260618151517.5366-6-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260618151517.5366-1-sj@kernel.org> References: <20260618151517.5366-1-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 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 36a35ad0983eb..2b0a1ac36420c 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