From: Weichao Guo <[email protected]> If the number of unusable blocks is not larger than unusable capacity, we can skip GC when checkpoint disabling.
Signed-off-by: Weichao Guo <[email protected]> Signed-off-by: Chao Yu <[email protected]> --- fs/f2fs/super.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index d06a577..7edb018 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -2069,6 +2069,11 @@ static int f2fs_disable_checkpoint(struct f2fs_sb_info *sbi) } sbi->sb->s_flags |= SB_ACTIVE; + /* check if we need more GC first */ + unusable = f2fs_get_unusable_blocks(sbi); + if (!f2fs_disable_cp_again(sbi, unusable)) + goto skip_gc; + f2fs_update_time(sbi, DISABLE_TIME); gc_mode = sbi->gc_mode; @@ -2097,6 +2102,7 @@ static int f2fs_disable_checkpoint(struct f2fs_sb_info *sbi) goto restore_flag; } +skip_gc: f2fs_down_write(&sbi->gc_lock); cpc.reason = CP_PAUSE; set_sbi_flag(sbi, SBI_CP_DISABLED); -- 1.9.1 _______________________________________________ Linux-f2fs-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
