From nobody Sat Feb 7 21:20:27 2026 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 ABA1834AAFB for ; Wed, 21 Jan 2026 05:14:25 +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=1768972465; cv=none; b=OknSW7nnzyAqGp9udAZYx+B8btw7HgVWmtNx6LjAa7SLvVDDipFL1qYZgKTtivt+Xo0go+flAa8clile56KhhpagrFGnaLUjPwVHzLtp+utbWsMjAdAvMBXh7JZra3JovIvksJnks+ZB8zn57l9PBQFTaoGM93iqXqPjnUXQ/lA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768972465; c=relaxed/simple; bh=sl5DVMs0WCr/xFb31h+upvBmHNlbZJIPpUwSz/u7U1E=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=d+2lSdpyOByx0LmWbY0yV+jdEoHjiM/IwGtsh3z9MFttsWT/7OGVMyVKYAiPTnwWIcIgsKak9M4lNvym3+ugo6ZfVaaJlsijWAWwvkbtwkmr9RuDN21vgZj+iYe1wCqdLV5hv9w11H7VPtzu9yaQNittUqOO2SMo7/44LKNMcfk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MHgcpEhF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="MHgcpEhF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 776FBC116D0; Wed, 21 Jan 2026 05:14:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768972465; bh=sl5DVMs0WCr/xFb31h+upvBmHNlbZJIPpUwSz/u7U1E=; h=From:To:Cc:Subject:Date:From; b=MHgcpEhF9npZ08XBLGAtuAdJRWG3FzPmr1tmdaHInaUPMDUIHYdr9vYAclKuxJyxb FRcieF0A5XJ3BvQ4NJz2Mn6WE/LghActvbNYEHqyWJaBq4+oCsKSeWyWX9Kkv4m7MM a9bmQfmGA0z8rpQUGEWOzUDb6HCC6UO9zSbvKHqCX1rVIqopcrImMapC2T1AVTjD0K 8u9R5lT0oUHUnf/T4TnbAPnOf2SIRH4rvL1Df4Jts42Q/lRU13yiTbYo/E6TBoKrem r/HTrVZzI1Y6zdn8S0FeF8qvrlSlCXMd3Zn+3EnGOQM9MAzyVuf0gQz2NbMx2ytsqP 9rWKHXD5jeKKg== From: Chao Yu To: jaegeuk@kernel.org Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, Chao Yu Subject: [PATCH] f2fs: decrease maximum flush retry count in f2fs_enable_checkpoint() Date: Wed, 21 Jan 2026 05:14:04 +0000 Message-ID: <20260121051404.2056730-1-chao@kernel.org> X-Mailer: git-send-email 2.52.0.457.g6b5491de43-goog Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" It's rare case that sync_inodes_sb() always skips to flush some drity datas, so it's enough to give extra three more chances to flush data. Signed-off-by: Chao Yu --- fs/f2fs/f2fs.h | 2 ++ fs/f2fs/super.c | 2 +- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 3a8e1dcdcd69..cac4c730bf61 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -697,6 +697,8 @@ enum { =20 #define DEFAULT_RETRY_IO_COUNT 8 /* maximum retry read IO or flush count */ =20 +#define MAX_FLUSH_RETRY_COUNT 3 /* maximum flush retry count in f2fs_enabl= e_checkpoint() */ + /* IO/non-IO congestion wait timeout value, default: 1 jiffies */ #define DEFAULT_SCHEDULE_TIMEOUT 1 =20 diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 5d8b2e812340..9d421a07d2d5 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -2687,7 +2687,7 @@ static int f2fs_disable_checkpoint(struct f2fs_sb_inf= o *sbi) =20 static int f2fs_enable_checkpoint(struct f2fs_sb_info *sbi) { - int retry =3D DEFAULT_RETRY_IO_COUNT; + int retry =3D MAX_FLUSH_RETRY_COUNT; long long start, writeback, end; int ret; struct f2fs_lock_context lc; --=20 2.49.0