On 09/22/2013 03:51 PM, Chao Yu wrote:
> Previously, recover_fsync_data still to write checkpoint when there is
> nothing to recover with normal umount image.
> It may reduce mount performance and flash memory lifetime, so let's remove
> it.
>
> Signed-off-by: Tan Shu <shu....@samsung.com>
> Signed-off-by: Yu Chao <chao2...@samsung.com>
> ---
> fs/f2fs/recovery.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
> index 51ef5ee..6988e1b 100644
> --- a/fs/f2fs/recovery.c
> +++ b/fs/f2fs/recovery.c
> @@ -419,6 +419,7 @@ int recover_fsync_data(struct f2fs_sb_info *sbi)
> {
> struct list_head inode_list;
> int err;
> + int is_writecp = 0;
"need_writecp" may be more suitable.
Thanks,
Gu
>
> fsync_entry_slab = f2fs_kmem_cache_create("f2fs_fsync_inode_entry",
> sizeof(struct fsync_inode_entry), NULL);
> @@ -436,6 +437,8 @@ int recover_fsync_data(struct f2fs_sb_info *sbi)
> if (list_empty(&inode_list))
> goto out;
>
> + is_writecp = 1;
> +
> /* step #2: recover data */
> err = recover_data(sbi, &inode_list, CURSEG_WARM_NODE);
> BUG_ON(!list_empty(&inode_list));
> @@ -443,7 +446,7 @@ out:
> destroy_fsync_dnodes(&inode_list);
> kmem_cache_destroy(fsync_entry_slab);
> sbi->por_doing = 0;
> - if (!err)
> + if (!err && is_writecp)
> write_checkpoint(sbi, false);
> return err;
> }
> ---
>
> --
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