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 988BD33689D for ; Sat, 12 Sep 2026 01:32:13 +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=1789176734; cv=none; b=dj/To0MaBj/Ydgv8gjmSwBryYmskg3NE1AOluXj7Eip0ilu6EGpMlBIg9U+nL1qNXplCNk4TAm/JtuvSnbpKO+BpD8ndxylIwxptpCPZLid1BoRJFKTR4w1cLpVsSwS2mrIEZrw45APngAFyqWP0EM7YX09GHOFeeo7WXCvhAkM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789176734; c=relaxed/simple; bh=qE4ouGFsEQ8eMKjaa8jYMiVy5+YLNR+zA3Zncxa6tAE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=O498kIjXxiT+8E9wzZJp93m8ht5e1wAb+Sh1S2UQtEAzRMIwR1RGAzP+VTdsTMSJyidG5lUGM8hhhGYwGugWud/8x7ejK2xCfWrzrZfVHK6866EvD8i82vfG1FijuDtBdvH4BpPN8Ym6OuWXt9gyJ0AJvm167r1bJT1DzA6DXZw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=B8u8WQol; 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="B8u8WQol" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C738F1F000FF; Sat, 12 Sep 2026 01:32:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789176733; bh=Vg0hcIU3UT+5YDF2ZvZ2tsc47XywEWTCDesBuEtOgVA=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=B8u8WQolBY/Itu5GX4XstssLJ0sVTPId33XwTlH9PF4hzrco+eWWwUEkUVV5ciag2 BwIkMVpnzA7RJ6S5bAJeLNHeo1OTUMeLmzo4Z6jtD99rmMgYAit+QApY+gdUsDy+J+ xDxMJDY2P1Jt0GpvgeZSl190uMliBGNhN9n632ty+I33Iiv48L5bWALTccYA+pL/ky ASf0yfv5TjQZzMG0IWenCh0vK5x/HkOZaFi4c8riTwXYUPAG+r+98BC6RSzQ6LXhuZ W9lil9+fgud3WvzWLEMt0NhuLgyNc6K1TGKjipN81vWvpiThDiln2VDbQ0xkxVCpzo 5UROIDGgOIPtA== From: Sasha Levin To: stable@vger.kernel.org Cc: Yangtao Li , Chao Yu , Jaegeuk Kim , Sasha Levin Subject: [PATCH 6.1.y 1/4] f2fs: convert to use sysfs_emit Date: Fri, 11 Sep 2026 21:32:08 -0400 Message-ID: <20260912013211.1760018-1-sashal@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <2026090930-ricotta-unpledged-5906@gregkh> References: <2026090930-ricotta-unpledged-5906@gregkh> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Yangtao Li [ Upstream commit 084e15ea14bbb1ad40163438cfa74a76a1521c16 ] Let's use sysfs_emit. Signed-off-by: Yangtao Li Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim Stable-dep-of: 5cb33b00c8fb ("f2fs: avoid NULL checkpoint thread access in sysfs") Signed-off-by: Sasha Levin --- fs/f2fs/sysfs.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 503a50542ac53..75e9f3166b1b7 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -326,19 +326,14 @@ static ssize_t f2fs_sbi_show(struct f2fs_attr *a, if (!strcmp(a->attr.name, "ckpt_thread_ioprio")) { struct ckpt_req_control *cprc = &sbi->cprc_info; - int len = 0; int class = IOPRIO_PRIO_CLASS(cprc->ckpt_thread_ioprio); int data = IOPRIO_PRIO_DATA(cprc->ckpt_thread_ioprio); - if (class == IOPRIO_CLASS_RT) - len += scnprintf(buf + len, PAGE_SIZE - len, "rt,"); - else if (class == IOPRIO_CLASS_BE) - len += scnprintf(buf + len, PAGE_SIZE - len, "be,"); - else + if (class != IOPRIO_CLASS_RT && class != IOPRIO_CLASS_BE) return -EINVAL; - len += scnprintf(buf + len, PAGE_SIZE - len, "%d\n", data); - return len; + return sysfs_emit(buf, "%s,%d\n", + class == IOPRIO_CLASS_RT ? "rt" : "be", data); } #ifdef CONFIG_F2FS_FS_COMPRESSION -- 2.53.0