diff options
-rw-r--r-- | fs/f2fs/super.c | 47 |
1 files changed, 34 insertions, 13 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index 721dc64609b4..b48281642e98 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -1927,8 +1927,9 @@ static int f2fs_remount(struct super_block *sb, int *flags, char *data) struct f2fs_mount_info org_mount_opt; unsigned long old_sb_flags; int err; - bool need_restart_gc = false; - bool need_stop_gc = false; + bool need_restart_gc = false, need_stop_gc = false; + bool need_restart_ckpt = false, need_stop_ckpt = false; + bool need_restart_flush = false, need_stop_flush = false; bool no_extent_cache = !test_opt(sbi, EXTENT_CACHE); bool disable_checkpoint = test_opt(sbi, DISABLE_CHECKPOINT); bool no_io_align = !F2FS_IO_ALIGNED(sbi); @@ -2059,19 +2060,10 @@ static int f2fs_remount(struct super_block *sb, int *flags, char *data) clear_sbi_flag(sbi, SBI_IS_CLOSE); } - if (checkpoint_changed) { - if (test_opt(sbi, DISABLE_CHECKPOINT)) { - err = f2fs_disable_checkpoint(sbi); - if (err) - goto restore_gc; - } else { - f2fs_enable_checkpoint(sbi); - } - } - if ((*flags & SB_RDONLY) || test_opt(sbi, DISABLE_CHECKPOINT) || !test_opt(sbi, MERGE_CHECKPOINT)) { f2fs_stop_ckpt_thread(sbi); + need_restart_ckpt = true; } else { err = f2fs_start_ckpt_thread(sbi); if (err) { @@ -2080,6 +2072,7 @@ static int f2fs_remount(struct super_block *sb, int *flags, char *data) err); goto restore_gc; } + need_stop_ckpt = true; } /* @@ -2089,11 +2082,24 @@ static int f2fs_remount(struct super_block *sb, int *flags, char *data) if ((*flags & SB_RDONLY) || !test_opt(sbi, FLUSH_MERGE)) { clear_opt(sbi, FLUSH_MERGE); f2fs_destroy_flush_cmd_control(sbi, false); + need_restart_flush = true; } else { err = f2fs_create_flush_cmd_control(sbi); if (err) - goto restore_gc; + goto restore_ckpt; + need_stop_flush = true; } + + if (checkpoint_changed) { + if (test_opt(sbi, DISABLE_CHECKPOINT)) { + err = f2fs_disable_checkpoint(sbi); + if (err) + goto restore_flush; + } else { + f2fs_enable_checkpoint(sbi); + } + } + skip: #ifdef CONFIG_QUOTA /* Release old quota file names */ @@ -2108,6 +2114,21 @@ skip: adjust_unusable_cap_perc(sbi); *flags = (*flags & ~SB_LAZYTIME) | (sb->s_flags & SB_LAZYTIME); return 0; +restore_flush: + if (need_restart_flush) { + if (f2fs_create_flush_cmd_control(sbi)) + f2fs_warn(sbi, "background flush thread has stopped"); + } else if (need_stop_flush) { + clear_opt(sbi, FLUSH_MERGE); + f2fs_destroy_flush_cmd_control(sbi, false); + } +restore_ckpt: + if (need_restart_ckpt) { + if (f2fs_start_ckpt_thread(sbi)) + f2fs_warn(sbi, "background ckpt thread has stopped"); + } else if (need_stop_ckpt) { + f2fs_stop_ckpt_thread(sbi); + } restore_gc: if (need_restart_gc) { if (f2fs_start_gc_thread(sbi)) |