From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755772AbdDLVV0 (ORCPT ); Wed, 12 Apr 2017 17:21:26 -0400 Received: from mail.kernel.org ([198.145.29.136]:38042 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755678AbdDLVVY (ORCPT ); Wed, 12 Apr 2017 17:21:24 -0400 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 1/3] f2fs: give time to flush dirty pages for checkpoint Date: Wed, 12 Apr 2017 14:21:19 -0700 Message-Id: <20170412212121.17693-1-jaegeuk@kernel.org> X-Mailer: git-send-email 2.11.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If all the threads are waiting for checkpoint, we have no chance to flush required dirty pages. Signed-off-by: Jaegeuk Kim --- fs/f2fs/checkpoint.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 9db92990f193..800be94f8cb3 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -980,6 +980,7 @@ static int block_operations(struct f2fs_sb_info *sbi) err = sync_dirty_inodes(sbi, DIR_INODE); if (err) goto out; + cond_resched(); goto retry_flush_dents; } @@ -995,6 +996,7 @@ static int block_operations(struct f2fs_sb_info *sbi) err = f2fs_sync_inode_meta(sbi); if (err) goto out; + cond_resched(); goto retry_flush_dents; } @@ -1009,6 +1011,7 @@ static int block_operations(struct f2fs_sb_info *sbi) f2fs_unlock_all(sbi); goto out; } + cond_resched(); goto retry_flush_nodes; } -- 2.11.0