diff options
| -rw-r--r-- | fs/f2fs/file.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index b619f7e55640..c0818a4f87c1 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -2365,9 +2365,12 @@ int f2fs_do_shutdown(struct f2fs_sb_info *sbi, unsigned int flag, if (readonly) goto out; - /* grab sb->s_umount to avoid racing w/ remount() */ + /* + * grab sb->s_umount to avoid racing w/ remount() and other shutdown + * paths. + */ if (need_lock) - down_read(&sbi->sb->s_umount); + down_write(&sbi->sb->s_umount); f2fs_stop_gc_thread(sbi); f2fs_stop_discard_thread(sbi); @@ -2376,7 +2379,7 @@ int f2fs_do_shutdown(struct f2fs_sb_info *sbi, unsigned int flag, clear_opt(sbi, DISCARD); if (need_lock) - up_read(&sbi->sb->s_umount); + up_write(&sbi->sb->s_umount); f2fs_update_time(sbi, REQ_TIME); out: |