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 4B473217F35; Tue, 12 Aug 2025 19:21:19 +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=1755026479; cv=none; b=WkcBZg2We/owaiLClxq+KjdcTL/MT3UGR1Qn26oi85D3ABOYM00G7SUpCWBoubBWlhqDdWCM2uoAeVLWGkE1Rfeu+qcOp2Ngi00b8tkV7fknNg2nv6cWHaN+PtD7kBMhDEp+vW8xiXKEwKGkdj0cGrq/woAlFXvhQnUw319WtjI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755026479; c=relaxed/simple; bh=S0zkH4V+pTyH1d/ZUt2nlulsdJB7LMUxyG8YqrlOFuA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=gCze8WS17wK2i9R0m1kYNJ7uaF8uCLexeBAJTRHnQIHHDenybz53Gf9nzHfiuuunYyPjm8argcVJw+9Hxx3OmmbCgAttH/zPOaO1vTavOa2VVCdwuIlVVByAKS2wfCPLI4QxW9b/zGFdZuBIg0X2Uowr4Rq4w6q65V6gQDmx7cg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=Abq/gQ5E; 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="Abq/gQ5E" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BC405C4CEF0; Tue, 12 Aug 2025 19:21:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755026479; bh=S0zkH4V+pTyH1d/ZUt2nlulsdJB7LMUxyG8YqrlOFuA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Abq/gQ5EKa6tPt2Ve004A1On64yGxWvA6UFAm7o7zTUXliQsduJ2gkt/dA+MWtCcV U8NtEky2EUYDf36pLJfwdv8XKheYrUEJQlBUb9g25IzIyU0SbjQ/VKJjEcH/OmnSy6 LmPvifuDF1a03/hbSZmOxOhRCYbW6RxHeN97DIRc= 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 6.15 349/480] f2fs: fix to check upper boundary for value of gc_boost_zoned_gc_percent Date: Tue, 12 Aug 2025 19:49:17 +0200 Message-ID: <20250812174411.828153656@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250812174357.281828096@linuxfoundation.org> References: <20250812174357.281828096@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.15-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 c69161366467..932df15df328 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -621,6 +621,13 @@ 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