Btrfs: Add basic lockfs calls (ed0dab6b) · Commits · e / devices / android_kernel_fairphone_FP3

fs/btrfs/super.c

+13 −1

Original line number	Diff line number	Diff line
		@@ -429,6 +429,17 @@ static struct file_system_type btrfs_fs_type = {
		.kill_sb = kill_block_super,
		.fs_flags = FS_REQUIRES_DEV,
		};
		static void btrfs_write_super_lockfs(struct super_block *sb)
		{
		struct btrfs_root *root = btrfs_sb(sb);
		btrfs_transaction_flush_work(root);
		}

		static void btrfs_unlockfs(struct super_block *sb)
		{
		struct btrfs_root *root = btrfs_sb(sb);
		btrfs_transaction_queue_work(root, HZ * 30);
		}

		static struct super_operations btrfs_super_ops = {
		.delete_inode = btrfs_delete_inode,
		@@ -442,8 +453,9 @@ static struct super_operations btrfs_super_ops = {
		.alloc_inode = btrfs_alloc_inode,
		.destroy_inode = btrfs_destroy_inode,
		.statfs = btrfs_statfs,
		.write_super_lockfs = btrfs_write_super_lockfs,
		.unlockfs = btrfs_unlockfs,
		};

		static int __init init_btrfs_fs(void)
		{
		int err;