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 7D7D53FFADA; Thu, 18 Jun 2026 15:15:40 +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=1781795741; cv=none; b=eku6QSRUB+oqVFHVb5kU0ptb1JsapqbOHTgEGRXlPcQoGhkMoMU4OiyRI0liSyJk7XaIHshuywBxzxVmeY6uHroC/oAAM1rk91WtRBf1P7/yTfVRTshv1wtkn6v+mSTDFXybQK5OFxmV/sYYL1DJkRuXBg/+TtgndhPvniv/8MY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781795741; c=relaxed/simple; bh=fi6lX815EX7DIpgNSFa0vkD5QF5JHxdgwNGUAa+4bIY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ZTSlkZSaqUmXifjAvMWCCy3LHXonuc6dsicc/vb2dsz4qM+loLHdlvSwDiTcZpXT1TS4JkETi66KcamiraeCN4gvQR9xCMuJIQYPuDzeblAdWy4Zz2r2VpKBtO5/6ETH5NW9xtesFCBmRC5hA+lFGnxtRIc2yCh7PzG6DuMK9EI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=BtBlK5Ul; 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="BtBlK5Ul" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6721E1F00A3D; Thu, 18 Jun 2026 15:15:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781795740; bh=V69jCi4XbNmje4yP60Dxbb/L0C+xnieK6ht4H1cDOOM=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=BtBlK5UlYM+SlpNN867/Monyhyen594lyXZabNRLbD4qIcEjkrmiDY9mj3P6IR8mi Merybil4YFBr0m5oyTSItZ+DvBQj+nT5zlmbh+UdQd4o524niI44FZNG4gpfGV2m0u zi4Lu8ScLC1Um1ir/ntVYPNcINLUNx9Z0lSQXLrWCvyCQxRwYNXKJahTvIG5YOU46z tZm11K7AIxfWIqY2hWxHFsra/7aLoqWW9VYY7j5FA42Vys1vEZPtu8jWlveDC1+jNE 9SUPtPWpNuebO4M18SUcuBoXT2XTt8a3LQxu4LptORW4s6qNsAi30WdW9LMZXjWiio w1MmmArWERyfA== From: SeongJae Park To: Cc: SeongJae Park , Andrew Morton , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v1.2 10/11] mm/damon/sysfs: kobject_del() probe dirs in probes_addd_dir error path Date: Thu, 18 Jun 2026 08:15:14 -0700 Message-ID: <20260618151517.5366-11-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 the issue for data attribute probe filter directories in the error handling path of damon_sysfs_probes_add_dirs() by adding a kobject_del() call. Fixes: af7cb41af9a9 ("mm/damon/sysfs: implement filters directory") Signed-off-by: SeongJae Park --- mm/damon/sysfs.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c index 36a0e82601697..ffbc99411f53b 100644 --- a/mm/damon/sysfs.c +++ b/mm/damon/sysfs.c @@ -1183,6 +1183,7 @@ static int damon_sysfs_probes_add_dirs( err = damon_sysfs_probe_add_dirs(probe); if (err) { + kobject_del(&probe->kobj); kobject_put(&probe->kobj); damon_sysfs_probes_rm_dirs(probes); return err; -- 2.47.3