Re: [RESEND][PATCH] 9p: add write-cache support to loose cache mode

[Andrew Morton]

> On Tue, 13 Feb 2007 17:55:31 -0600 Eric Van Hensbergen <ericvh@xxxxxxxxx> wrote:
> +static ssize_t
> +v9fs_file_write(struct file *filp, const char __user * data,
> +		size_t count, loff_t * offset)
> +{
> +	struct inode *inode = filp->f_path.dentry->d_inode;
> +
> +	ssize_t ret;
> +
> +	dprintk(DEBUG_VFS, "count %d offset %x\n", 
> +			(int)count, (int)*offset);
> +	ret = v9fs_write(filp, data, NULL, count, offset);
> +	invalidate_inode_pages2(inode->i_mapping);
> +	return ret;
> +}
> +

invalidate_inode_pages2() can fail.  It might be worth at least warning here
if it does.
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