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authorChristoph Hellwig <hch@lst.de>2016-05-09 11:47:04 +0300
committerVishal Verma <vishal.l.verma@intel.com>2016-05-18 21:16:56 +0300
commit679c8bd3b29428e736eabb7fc66a978f312f0c86 (patch)
treecf8a07f8da720780335f995d6a8d2faf202d7875 /Documentation/filesystems
parent3dc29161070ab14d065554c0ad58988ab77a7bfd (diff)
downloadlinux-679c8bd3b29428e736eabb7fc66a978f312f0c86.tar.xz
dax: export a low-level __dax_zero_page_range helper
This allows XFS to perform zeroing using the iomap infrastructure and avoid buffer heads. Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Christoph Hellwig <hch@lst.de> [vishal: fix conflicts with dax-error-handling] Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
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