Re: [PATCH 09/22] bfs: drop vmtruncate

[Christoph Hellwig]

> @@ -171,8 +171,9 @@ static int bfs_write_begin(struct file *file, struct address_space *mapping,
>  				bfs_get_block);
>  	if (unlikely(ret)) {
>  		loff_t isize = mapping->host->i_size;
> -		if (pos + len > isize)
> -			vmtruncate(mapping->host, isize);
> +		if ((pos + len > isize) &&
> +			inode_newsize_ok(mapping->host, isize) == 0)
> +			truncate_setsize(mapping->host, isize);

No need for the inode_newsize_ok in the write failure handling.

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