From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753821AbcJKPCN (ORCPT ); Tue, 11 Oct 2016 11:02:13 -0400 Received: from mail.kernel.org ([198.145.29.136]:33542 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752516AbcJKPA6 (ORCPT ); Tue, 11 Oct 2016 11:00:58 -0400 From: Chao Yu To: jaegeuk@kernel.org Cc: linux-f2fs-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, Chao Yu Subject: [PATCH 4/8] f2fs: add missing f2fs_balance_fs in f2fs_zero_range Date: Tue, 11 Oct 2016 22:57:02 +0800 Message-Id: <20161011145706.5028-4-chao@kernel.org> X-Mailer: git-send-email 2.10.1 In-Reply-To: <20161011145706.5028-1-chao@kernel.org> References: <20161011145706.5028-1-chao@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Chao Yu f2fs_balance_fs should be called in between node page updating, otherwise node page count will exceeded far beyond watermark of triggering foreground garbage collection, result in facing high risk of hitting LFS allocation failure. Signed-off-by: Chao Yu --- fs/f2fs/file.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 8f48fdd..0081c79 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -1260,6 +1260,9 @@ static int f2fs_zero_range(struct inode *inode, loff_t offset, loff_t len, ret = f2fs_do_zero_range(&dn, index, end); f2fs_put_dnode(&dn); f2fs_unlock_op(sbi); + + f2fs_balance_fs(sbi, dn.node_changed); + if (ret) goto out; -- 2.10.1