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 74EA637881E; Mon, 6 Jul 2026 14:06:39 +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=1783346800; cv=none; b=sS+91X/4XapBFhfxeXvjhZXUQpkWS3gSSQmsfrJ8ree6UgIPpzePPwciJsZlgZl1KiZk44Ov/xBnjuBIvO7jlU4fJCn/06T1YBy9t+J6gkOLR/y5juJWvun3ea6BFUFdpFag18VsiAlU8NchqSOeZyw1bFYrLTKgtLgfw4FD/FI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783346800; c=relaxed/simple; bh=GcM9WomvUelKQMvW2BzflF22wI+CxMC31EP1q4nla1w=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WCrVpmVxDu7fuPtkYuc/W/rfNu71a8CE6Jd+j1mfGD7VF4ATlGqlreYkA4vmAnjdAW7vOAHEKOLsORSkyUuWWF56C6n6HlMCepmw0dOey7D6qFxxpf2LS9w/VDac2L1XlcpImhOiNgnZ037+nfOpRNlP7Nua5iMTs7W09hD9fVs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZiKOy0lM; 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="ZiKOy0lM" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2281C1F00AC4; Mon, 6 Jul 2026 14:06:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783346799; bh=iM2Eb2ExS7GI1ym8vhWA/m10zp74Amrd4zSKSC4zHiE=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=ZiKOy0lMeLh2PW2FXa5ojap4sMpVp3GQYl3FcPgY+K1XqA7WpjRMtbaniCqztdewO Bk6x0P+9IVjzg9OFTpL5TjeuF1UxbPKaT9M1Bw+LesYdBHrMjgPGMSku3usrIjhCdl BN8YFY+YuVf6JoBriEgMhOK9gbXpE2HmMMEllCpsij1gRkH1fojd0zK9YKmWMZe9H6 xm/SX0FbvBwr43sfM3xchsEWAXKvwG/7Vu50DENgiKmYdcQx/CCSYsHj0Q7s7+pTK3 8ijT5mEhl9kc0H/JjdMiJTxBmVDaMeJEAaQYXeOjdIZ4lFE2TeXEHWaZbbudoBPuED qeYA5DcV1ydLg== From: SJ Park To: Andrew Morton Cc: SJ Park , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 04/11] mm/damon/sysfs: ignore damon_stop() return value Date: Mon, 6 Jul 2026 07:06:19 -0700 Message-ID: <20260706140628.87414-5-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260706140628.87414-1-sj@kernel.org> References: <20260706140628.87414-1-sj@kernel.org> Precedence: bulk X-Mailing-List: damon@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit damon_stop() return value is guaranteed to be 0. Ignore it. Signed-off-by: SJ Park --- mm/damon/sysfs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/mm/damon/sysfs.c b/mm/damon/sysfs.c index b65651498e0d1..6d7e36c9e509d 100644 --- a/mm/damon/sysfs.c +++ b/mm/damon/sysfs.c @@ -2262,12 +2262,13 @@ static int damon_sysfs_turn_damon_off(struct damon_sysfs_kdamond *kdamond) { if (!kdamond->damon_ctx) return -EINVAL; - return damon_stop(&kdamond->damon_ctx, 1); + damon_stop(&kdamond->damon_ctx, 1); /* * To allow users show final monitoring results of already turned-off * DAMON, we free kdamond->damon_ctx in next * damon_sysfs_turn_damon_on(), or kdamonds_nr_store() */ + return 0; } static int damon_sysfs_damon_call(int (*fn)(void *data), -- 2.47.3