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vfs: plumb remap flags through the vfs clone functions

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Plumb a remap_flags argument through the {do,vfs}_clone_file_range
functions so that clone can take advantage of it.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Darrick J. Wong 2018-10-30 10:41:56 +11:00 • committed by Dave Chinner
parent 42ec3d4c02
commit 452ce65951
6 changed files with 17 additions and 12 deletions
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2
fs/ioctl.c
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@ -232,7 +232,7 @@ static long ioctl_file_clone(struct file *dst_file, unsigned long srcfd,
if (src_file.file->f_path.mnt != dst_file->f_path.mnt)
goto fdput;
cloned = vfs_clone_file_range(src_file.file, off, dst_file, destoff,
olen);
olen, 0);
if (cloned < 0)
ret = cloned;
else if (olen && cloned != olen)