From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 939911FF7C5; Tue, 12 Aug 2025 18:21:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755022874; cv=none; b=MYpN0EkVpUoJwlInmwt80cvNd1SikJe2VcCyeiEVhE4lOTRAmI+nehw8BAMQX+SeH461gIM/j/YBxAjn6ieTiym21HoABSJ/FYY05mPb0zeVor+m9ohV1qctZAq8+NVRCQ7AhCWsCXJKROoVwLbEoCUAI4MxbC3f4dLFF+WykZ0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755022874; c=relaxed/simple; bh=8dNOxOxxq0dBU7SNqO/HMXdacy8NTZSjDSdP91LYJnQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=KHar18+BJtPT5O2mzLaHmSmsv1glADf1M+vjQiSawDl5IUDYDb/CNVoMjtGbWZyrhzdmYuoXi594Azx6hwGY+h1/P95abHjedVv7kPV0Xb69tVn9rKWgxaA+ED1FvTod/GC2iZ0ZOfomCnvuQ46TrlT3Qg1fNmS1UZZQlcMBJdk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=PrZbpKk7; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="PrZbpKk7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id AEC44C4CEF0; Tue, 12 Aug 2025 18:21:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755022874; bh=8dNOxOxxq0dBU7SNqO/HMXdacy8NTZSjDSdP91LYJnQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PrZbpKk7pW9z1QVnUAciz1G1HroJaUF5SghD2fT+d9BjIRQ1PKvWcNos+l7+gALjx cqkdaZjCqQPqUtnNNmVEypRysVRXDf5l5a4tnc1HUud1QjesS8giDjCo+DJuDgcStP UWE+irK6vOJG/R45ieqfLortXs3akGgD65ChEBdw= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, "yohan.joung" , Chao Yu , Jaegeuk Kim , Sasha Levin Subject: [PATCH 6.12 252/369] f2fs: fix to check upper boundary for value of gc_boost_zoned_gc_percent Date: Tue, 12 Aug 2025 19:29:09 +0200 Message-ID: <20250812173024.240822515@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250812173014.736537091@linuxfoundation.org> References: <20250812173014.736537091@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: yohan.joung [ Upstream commit 10dcaa56ef93f2a45e4c3fec27d8e1594edad110 ] to check the upper boundary when setting gc_boost_zoned_gc_percent Fixes: 9a481a1c16f4 ("f2fs: create gc_no_zoned_gc_percent and gc_boost_zoned_gc_percent") Signed-off-by: yohan.joung Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim Signed-off-by: Sasha Levin --- fs/f2fs/sysfs.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 7df638f901a1..b450046c24ab 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -623,6 +623,13 @@ static ssize_t __sbi_store(struct f2fs_attr *a, return count; } + if (!strcmp(a->attr.name, "gc_boost_zoned_gc_percent")) { + if (t > 100) + return -EINVAL; + *ui = (unsigned int)t; + return count; + } + #ifdef CONFIG_F2FS_IOSTAT if (!strcmp(a->attr.name, "iostat_enable")) { sbi->iostat_enable = !!t; -- 2.39.5