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SubjectRe: [PATCH 3/7] xfs: protect S_DAX transitions in XFS read path
On Tue, Sep 26, 2017 at 11:11:55AM -0700, Dan Williams wrote:
> I think we'll always need an explicit override available, but yes we
> need to think about what the override looks like in the context of a
> kernel that is able to automatically pick the right I/O policy
> relative to the media type. A potential mixed policy for reads vs
> writes makes sense. Where would this finer grained I/O policy
> selection go other than more inode flags?

fadvise?

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