xfs: add xfs_zero_range and xfs_truncate_page helpers

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Add helpers to prepare for using different DAX operations.

Signed-off-by: Shiyang Ruan <ruansy.fnst@fujitsu.com>
[hch: split from a larger patch + slight cleanups]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Link: https://lore.kernel.org/r/20211129102203.2243509-16-hch@lst.de
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

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Shiyang Ruan 2021-11-29 11:21:49 +01:00 • committed by Dan Williams

parent 60696eb26a

commit f1ba5fafba

6 changed files with 37 additions and 12 deletions

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7

fs/xfs/xfs_bmap_util.c

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3

fs/xfs/xfs_file.c

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25

fs/xfs/xfs_iomap.c

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4

fs/xfs/xfs_iomap.h

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7

fs/xfs/xfs_iops.c

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3

fs/xfs/xfs_reflink.c

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