xfs: split direct I/O and DAX path

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So far the DAX code overloaded the direct I/O code path.  There is very little
in common between the two, and untangling them allows to clean up both variants.

As a side effect we also get separate trace points for both I/O types.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

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Christoph Hellwig 2016-07-20 11:38:55 +10:00 • committed by Dave Chinner

parent fa8d972d05

commit 16d4d43595

2 changed files with 112 additions and 29 deletions

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119

fs/xfs/xfs_file.c

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2

fs/xfs/xfs_trace.h

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