From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751710AbcLEToD (ORCPT ); Mon, 5 Dec 2016 14:44:03 -0500 Received: from mail.kernel.org ([198.145.29.136]:42628 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751396AbcLEToA (ORCPT ); Mon, 5 Dec 2016 14:44:00 -0500 From: Jaegeuk Kim To: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Cc: Jaegeuk Kim Subject: [PATCH 2/2] f2fs: call sync_fs when f2fs is idle Date: Mon, 5 Dec 2016 11:43:45 -0800 Message-Id: <20161205194345.55114-2-jaegeuk@kernel.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20161205194345.55114-1-jaegeuk@kernel.org> References: <20161205194345.55114-1-jaegeuk@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The sync_fs in f2fs_balance_fs_bg must avoid interrupting current user requests. Signed-off-by: Jaegeuk Kim --- fs/f2fs/segment.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index d5141a06b9a3..8affc5621181 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -383,12 +383,15 @@ void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi) else build_free_nids(sbi, false); + if (!is_idle(sbi)) + return; + /* checkpoint is the only way to shrink partial cached entries */ if (!available_free_memory(sbi, NAT_ENTRIES) || !available_free_memory(sbi, INO_ENTRIES) || excess_prefree_segs(sbi) || excess_dirty_nats(sbi) || - (is_idle(sbi) && f2fs_time_over(sbi, CP_TIME))) { + f2fs_time_over(sbi, CP_TIME)) { if (test_opt(sbi, DATA_FLUSH)) { struct blk_plug plug; -- 2.11.0