Re: [PATCH v7 07/22] Replace the XIP page fault handler with the DAX page fault handler

[Matthew Wilcox]

On Wed, Apr 09, 2014 at 12:27:58PM +0200, Jan Kara wrote:
> > +	if (unlikely(vmf->pgoff >= size)) {
> > +		mutex_unlock(&mapping->i_mmap_mutex);
> > +		goto sigbus;
>   You need to release the block you've got from the filesystem in case of
> error here an below.

What's the API to do that?  Call inode->i_op->setattr()?
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