Commit 64e6edc1 authored by Shiyang Ruan's avatar Shiyang Ruan Committed by Andrew Morton
Browse files

xfs: use dax ops for zero and truncate in fsdax mode 

Zero and truncate on a dax file may execute CoW.  So use dax ops which
contains end work for CoW.

Link: https://lkml.kernel.org/r/1669908730-131-1-git-send-email-ruansy.fnst@fujitsu.com


Signed-off-by: default avatarShiyang Ruan <ruansy.fnst@fujitsu.com>
Reviewed-by: default avatarDarrick J. Wong <djwong@kernel.org>
Cc: Alistair Popple <apopple@nvidia.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Jason Gunthorpe <jgg@nvidia.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 0e79e373

fs/xfs/xfs_iomap.c

+2 −2
Original line number Diff line number Diff line
@@ -1370,7 +1370,7 @@ xfs_zero_range( 


	if (IS_DAX(inode))

		return dax_zero_range(inode, pos, len, did_zero,

				      &xfs_direct_write_iomap_ops);

				      &xfs_dax_write_iomap_ops);

	return iomap_zero_range(inode, pos, len, did_zero,

				&xfs_buffered_write_iomap_ops);

}
@@ -1385,7 +1385,7 @@ xfs_truncate_page( 


	if (IS_DAX(inode))

		return dax_truncate_page(inode, pos, did_zero,

					&xfs_direct_write_iomap_ops);

					&xfs_dax_write_iomap_ops);

	return iomap_truncate_page(inode, pos, did_zero,

				   &xfs_buffered_write_iomap_ops);

}