From: Dave Chinner <dchinner@redhat.com>
Date: Wed, 3 Jun 2015 23:19:15 +0000 (+1000)
Subject: xfs: add DAX IO path support
X-Git-Tag: omap-for-v4.3/legacy-v2-signed~97^2~4^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6e1ba0bcb84b3f97616feb07c27f974509ba57be;p=pandora-kernel.git

xfs: add DAX IO path support

DAX does not do buffered IO (can't buffer direct access!) and hence
all read/write IO is vectored through the direct IO path.  Hence we
need to add the DAX IO path callouts to the direct IO
infrastructure.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
---

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