From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jaegeuk Kim Subject: [PATCH 1/5] f2fs: disable roll-forward when active_logs = 2 Date: Sat, 8 Nov 2014 23:36:05 -0800 Message-ID: <1415518569-20626-1-git-send-email-jaegeuk@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: Jaegeuk Kim To: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net List-Id: linux-fsdevel.vger.kernel.org The roll-forward mechanism should be activated when the number of active logs is not 2. Signed-off-by: Jaegeuk Kim --- fs/f2fs/file.c | 2 ++ fs/f2fs/segment.c | 4 ++-- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index 46311e7..54722a0 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -132,6 +132,8 @@ static inline bool need_do_checkpoint(struct inode *inode) need_cp = true; else if (test_opt(sbi, FASTBOOT)) need_cp = true; + else if (sbi->active_logs == 2) + need_cp = true; return need_cp; } diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 2fb3d7f..16721b5d 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1090,8 +1090,8 @@ static int __get_segment_type_4(struct page *page, enum page_type p_type) else return CURSEG_COLD_DATA; } else { - if (IS_DNODE(page) && !is_cold_node(page)) - return CURSEG_HOT_NODE; + if (IS_DNODE(page) && is_cold_node(page)) + return CURSEG_WARM_NODE; else return CURSEG_COLD_NODE; } -- 2.1.1 ------------------------------------------------------------------------------