Messages in this thread | | | Date | Wed, 5 Aug 2015 12:03:57 +1000 | From | Dave Chinner <> | Subject | Re: [PATCH 04/11] ext4: Add ext4_get_block_dax() |
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On Tue, Aug 04, 2015 at 03:57:58PM -0400, Matthew Wilcox wrote: > From: Matthew Wilcox <willy@linux.intel.com> > > DAX wants different semantics from any currently-existing ext4 > get_block callback. Unlike ext4_get_block_write(), it needs to honour > the 'create' flag, and unlike ext4_get_block(), it needs to be able > to return unwritten extents. So introduce a new ext4_get_block_dax() > which has those semantics. We could also change ext4_get_block_write() > to honour the 'create' flag, but that might have consequences on other > users that I do not currently understand. > > Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Doesn't this make the first patch in the series redundant?
Cheers,
Dave. -- Dave Chinner david@fromorbit.com
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