| To: | Dave Chinner <david@xxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [PATCH] xfs: add ->pfn_mkwrite support for DAX |
| From: | Christoph Hellwig <hch@xxxxxxxxxxxxx> |
| Date: | Tue, 1 Sep 2015 22:12:17 -0700 |
| Cc: | xfs@xxxxxxxxxxx, boaz@xxxxxxxxxxxxx, kirill.shutemov@xxxxxxxxxxxxxxx |
| Delivered-to: | xfs@xxxxxxxxxxx |
| In-reply-to: | <1441157100-1658-1-git-send-email-david@xxxxxxxxxxxxx> |
| References: | <1441157100-1658-1-git-send-email-david@xxxxxxxxxxxxx> |
| User-agent: | Mutt/1.5.23 (2014-03-12) |
On Wed, Sep 02, 2015 at 11:25:00AM +1000, Dave Chinner wrote: > From: Dave Chinner <dchinner@xxxxxxxxxx> > > ->pfn_mkwrite support is needed so that when a page with allocated > backing store first takes a write fault the timestamps on the > file are updated. THis fixes a generic/080 failure. Shouldn't you be able to drop the call to xfs_filemap_page_mkwrite from xfs_filemap_fault now? |
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