From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754547AbbBJV6x (ORCPT ); Tue, 10 Feb 2015 16:58:53 -0500 Received: from mail.kernel.org ([198.145.29.136]:52632 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754396AbbBJV6v (ORCPT ); Tue, 10 Feb 2015 16:58:51 -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 2/4] f2fs: call set_buffer_new for get_block Date: Tue, 10 Feb 2015 13:58:43 -0800 Message-Id: <1423605525-85348-2-git-send-email-jaegeuk@kernel.org> X-Mailer: git-send-email 2.1.1 In-Reply-To: <1423605525-85348-1-git-send-email-jaegeuk@kernel.org> References: <1423605525-85348-1-git-send-email-jaegeuk@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch fixes wrong handling of buffer_new flag in get_block. If f2fs allocates new blocks and mapped buffer_head, it needs to set buffer_new for the bh_result. Signed-off-by: Jaegeuk Kim --- fs/f2fs/data.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index d166557..26e2476 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -274,7 +274,7 @@ static int check_extent_cache(struct inode *inode, pgoff_t pgofs, unsigned int blkbits = inode->i_sb->s_blocksize_bits; size_t count; - clear_buffer_new(bh_result); + set_buffer_new(bh_result); map_bh(bh_result, inode->i_sb, start_blkaddr + pgofs - start_fofs); count = end_fofs - pgofs + 1; @@ -634,12 +634,14 @@ static int __get_data_block(struct inode *inode, sector_t iblock, goto put_out; if (dn.data_blkaddr != NULL_ADDR) { + set_buffer_new(bh_result); map_bh(bh_result, inode->i_sb, dn.data_blkaddr); } else if (create) { err = __allocate_data_block(&dn); if (err) goto put_out; allocated = true; + set_buffer_new(bh_result); map_bh(bh_result, inode->i_sb, dn.data_blkaddr); } else { goto put_out; -- 2.1.1