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 8C0F43FCB13; Thu, 18 Jun 2026 15:15:37 +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=1781795738; cv=none; b=XhQDreYnYKKuL36xCXF5GGL5hHbTgR9GfdjnnBq5+9+mB4zGSUll8vQdy7HO3eukynCAeqmFtc2rXy8GyN56l7fNxfRoFyvSNxIN6VD4gkZ4KNF1eU5in2WQx6j5aQV+Y+kOS7A8WxA+CtxRKu3GrKyQVbA5vgxoNkteMnKoDZ8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781795738; c=relaxed/simple; bh=ke/B1GO+KWlUvOAV22leJSyJ7PePA1RsdVGopsukReU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=FI3rIe3PaoLCZOlYy0LRWpvnkVgarxivAw/YxxAo5epn2Aw0iikaeV2Fu13gW3B9403XdIMcfFvQCptPh3xsvygph/YrcY6E3u/JXtgEooWCY/3dAPdUWOX/D8fE3i36A+wS6fLqJqcdtVJMzyBR5t1tXX3PyN56p9Gihw3YRbc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ALenW2U0; 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="ALenW2U0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A146B1F00A3D; Thu, 18 Jun 2026 15:15:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1781795737; bh=xDjjHeE3ik/DACcTjgmd/gOCffqc91TStH/d4lyl+0A=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=ALenW2U0K5kUc27EbhsCZv2lBW6BvHI3zAcUedzVXhwdTPW60prdfnOnJzSD6sboY 2Esth1GWP8+y6/iWduNQqFr9wuyGGihgj21KOIrTD2Sut7mREF5aJbWrsthCA4W+L4 EDoiMHnlhEZYbp7y7aAFAjUr74Y5N1pnHoJ/FGr2E+VDVvJFM+/OZfZaEuy7g9aJTy rln0BVDly/7Sp0Y9e1UiQln5SFlGwPeRclGXKe9jp5ezyLglUAc1vEkFpfPf23OckL RESd6X6FK8dKbN30OoyuD7QtZFypr9HJNjMwvDZPpReR5Ea3pwUbNA2tOX2vxIxez2 auAdbGJ9MQrYg== 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 08/11] mm/damon/sysfs: kobject_del() probe dirs Date: Thu, 18 Jun 2026 08:15:12 -0700 Message-ID: <20260618151517.5366-9-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 data attribute probe directories by adding kobject_del() calls. Fixes: bf3ea3d30880 ("mm/damon/sysfs: implement probe dir") 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 3c349f0fe80f0..5ca45654cdd39 100644 --- a/mm/damon/sysfs.c +++ b/mm/damon/sysfs.c @@ -1139,6 +1139,7 @@ static void damon_sysfs_probes_rm_dirs( for (i = 0; i < probes->nr; i++) { damon_sysfs_probe_rm_dirs(probes_arr[i]); + kobject_del(&probes_arr[i]->kobj); kobject_put(&probes_arr[i]->kobj); } probes->nr = 0; -- 2.47.3