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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2018-10-30 10:41:21 +1100 |
|---|---|---|
| committer | Dave Chinner <david@fromorbit.com> | 2018-10-30 10:41:21 +1100 |
| commit | 2e5dfc99f2e61c42083ba742395e7a7b353513d1 (patch) | |
| tree | 48bc800424405b56153ed8c8997847c8ed9aaf14 /fs/xfs/xfs_file.c | |
| parent | 6095028b455d775e369ae27875f698ff0f6fdeb8 (diff) | |
| download | linux-2e5dfc99f2e61c42083ba742395e7a7b353513d1.tar.gz linux-2e5dfc99f2e61c42083ba742395e7a7b353513d1.tar.bz2 linux-2e5dfc99f2e61c42083ba742395e7a7b353513d1.zip | |
vfs: combine the clone and dedupe into a single remap_file_range
Combine the clone_file_range and dedupe_file_range operations into a
single remap_file_range file operation dispatch since they're
fundamentally the same operation. The differences between the two can
be made in the prep functions.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_file.c')
| -rw-r--r-- | fs/xfs/xfs_file.c | 23 |
1 files changed, 7 insertions, 16 deletions
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index 61a5ad2600e8..2ad94d508f80 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -920,27 +920,19 @@ out_unlock: } STATIC int -xfs_file_clone_range( +xfs_file_remap_range( struct file *file_in, loff_t pos_in, struct file *file_out, loff_t pos_out, - u64 len) + u64 len, + unsigned int remap_flags) { - return xfs_reflink_remap_range(file_in, pos_in, file_out, pos_out, - len, false); -} + if (remap_flags & ~(REMAP_FILE_DEDUP | REMAP_FILE_ADVISORY)) + return -EINVAL; -STATIC int -xfs_file_dedupe_range( - struct file *file_in, - loff_t pos_in, - struct file *file_out, - loff_t pos_out, - u64 len) -{ return xfs_reflink_remap_range(file_in, pos_in, file_out, pos_out, - len, true); + len, remap_flags & REMAP_FILE_DEDUP); } STATIC int @@ -1175,8 +1167,7 @@ const struct file_operations xfs_file_operations = { .fsync = xfs_file_fsync, .get_unmapped_area = thp_get_unmapped_area, .fallocate = xfs_file_fallocate, - .clone_file_range = xfs_file_clone_range, - .dedupe_file_range = xfs_file_dedupe_range, + .remap_file_range = xfs_file_remap_range, }; const struct file_operations xfs_dir_file_operations = { |