btrfs_sync_fs 2962 fs/btrfs/ctree.h int btrfs_sync_fs(struct super_block *sb, int wait); btrfs_sync_fs 5520 fs/btrfs/ioctl.c ret = btrfs_sync_fs(inode->i_sb, 1); btrfs_sync_fs 2295 fs/btrfs/super.c .sync_fs = btrfs_sync_fs, btrfs_sync_fs 682 include/trace/events/btrfs.h TRACE_EVENT(btrfs_sync_fs,