dax: Introduce IOMAP_FAULT flag

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Introduce a flag telling iomap operations whether they are handling a
fault or other IO. That may influence behavior wrt inode size and
similar things.

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

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Jan Kara 2016-11-10 10:26:50 +11:00 • committed by Dave Chinner

parent 190b5caad7

commit 9484ab1bf4

3 changed files with 6 additions and 4 deletions

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4

fs/dax.c

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5

fs/iomap.c

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1

include/linux/iomap.h

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