From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jaegeuk Kim Subject: [PATCH] f2fs: introduce update_ckpt_flags to clean up Date: Fri, 30 Sep 2016 17:55:08 -0700 Message-ID: <20161001005508.63684-1-jaegeuk@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1bq8aF-0001BO-22 for linux-f2fs-devel@lists.sourceforge.net; Sat, 01 Oct 2016 00:55:19 +0000 Received: from mail.kernel.org ([198.145.29.136]) by sog-mx-4.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1bq8aE-0004xa-8x for linux-f2fs-devel@lists.sourceforge.net; Sat, 01 Oct 2016 00:55:19 +0000 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net To: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net Cc: Jaegeuk Kim This patch add update_ckpt_flags() to clean up the flow. Signed-off-by: Jaegeuk Kim --- fs/f2fs/checkpoint.c | 56 +++++++++++++++++++++++++++++++--------------------- 1 file changed, 33 insertions(+), 23 deletions(-) diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 7e26328..7e9b504 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -1006,6 +1006,37 @@ static void wait_on_all_pages_writeback(struct f2fs_sb_info *sbi) finish_wait(&sbi->cp_wait, &wait); } +static void update_ckpt_flags(struct f2fs_sb_info *sbi, struct cp_control *cpc) +{ + unsigned long orphan_num = sbi->im[ORPHAN_INO].ino_num; + struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi); + + spin_lock(&sbi->cp_lock); + + if (cpc->reason == CP_UMOUNT) + __set_ckpt_flags(ckpt, CP_UMOUNT_FLAG); + else + __clear_ckpt_flags(ckpt, CP_UMOUNT_FLAG); + + if (cpc->reason == CP_FASTBOOT) + __set_ckpt_flags(ckpt, CP_FASTBOOT_FLAG); + else + __clear_ckpt_flags(ckpt, CP_FASTBOOT_FLAG); + + if (orphan_num) + __set_ckpt_flags(ckpt, CP_ORPHAN_PRESENT_FLAG); + else + __clear_ckpt_flags(ckpt, CP_ORPHAN_PRESENT_FLAG); + + if (is_sbi_flag_set(sbi, SBI_NEED_FSCK)) + __set_ckpt_flags(ckpt, CP_FSCK_FLAG); + + /* set this flag to activate crc|cp_ver for recovery */ + __set_ckpt_flags(ckpt, CP_CRC_RECOVERY_FLAG); + + spin_unlock(&sbi->cp_lock); +} + static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) { struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi); @@ -1080,29 +1111,8 @@ static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) cp_payload_blks + data_sum_blocks + orphan_blocks); - spin_lock(&sbi->cp_lock); - if (cpc->reason == CP_UMOUNT) - __set_ckpt_flags(ckpt, CP_UMOUNT_FLAG); - else - __clear_ckpt_flags(ckpt, CP_UMOUNT_FLAG); - - if (cpc->reason == CP_FASTBOOT) - __set_ckpt_flags(ckpt, CP_FASTBOOT_FLAG); - else - __clear_ckpt_flags(ckpt, CP_FASTBOOT_FLAG); - - if (orphan_num) - __set_ckpt_flags(ckpt, CP_ORPHAN_PRESENT_FLAG); - else - __clear_ckpt_flags(ckpt, CP_ORPHAN_PRESENT_FLAG); - - if (is_sbi_flag_set(sbi, SBI_NEED_FSCK)) - __set_ckpt_flags(ckpt, CP_FSCK_FLAG); - - /* set this flag to activate crc|cp_ver for recovery */ - __set_ckpt_flags(ckpt, CP_CRC_RECOVERY_FLAG); - - spin_unlock(&sbi->cp_lock); + /* update ckpt flag for checkpoint */ + update_ckpt_flags(sbi, cpc); /* update SIT/NAT bitmap */ get_sit_bitmap(sbi, __bitmap_ptr(sbi, SIT_BITMAP)); -- 2.8.3 ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot