Re: [PATCH] dax: Fix missed PMD wakeups

[Matthew Wilcox]

On Thu, Jul 11, 2019 at 07:13:50AM -0700, Matthew Wilcox wrote:
> However, the XA_RETRY_ENTRY might be a good choice.  It doesn't normally
> appear in an XArray (it may appear if you're looking at a deleted node,
> but since we're holding the lock, we can't see deleted nodes).

Updated patch (also slight updates to changelog and comments)

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