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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/ocfs2 | |
| parent | 6095028b455d775e369ae27875f698ff0f6fdeb8 (diff) | |
| download | linux-0-day-2e5dfc99f2e61c42083ba742395e7a7b353513d1.tar.gz linux-0-day-2e5dfc99f2e61c42083ba742395e7a7b353513d1.tar.xz | |
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/ocfs2')
| -rw-r--r-- | fs/ocfs2/file.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 9fa35cb6f6e0b..0b757a24567c8 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2527,24 +2527,18 @@ out: return offset; } -static int ocfs2_file_clone_range(struct file *file_in, +static int ocfs2_remap_file_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 ocfs2_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 ocfs2_file_dedupe_range(struct file *file_in, - loff_t pos_in, - struct file *file_out, - loff_t pos_out, - u64 len) -{ return ocfs2_reflink_remap_range(file_in, pos_in, file_out, pos_out, - len, true); + len, remap_flags & REMAP_FILE_DEDUP); } const struct inode_operations ocfs2_file_iops = { @@ -2586,8 +2580,7 @@ const struct file_operations ocfs2_fops = { .splice_read = generic_file_splice_read, .splice_write = iter_file_splice_write, .fallocate = ocfs2_fallocate, - .clone_file_range = ocfs2_file_clone_range, - .dedupe_file_range = ocfs2_file_dedupe_range, + .remap_file_range = ocfs2_remap_file_range, }; const struct file_operations ocfs2_dops = { @@ -2633,8 +2626,7 @@ const struct file_operations ocfs2_fops_no_plocks = { .splice_read = generic_file_splice_read, .splice_write = iter_file_splice_write, .fallocate = ocfs2_fallocate, - .clone_file_range = ocfs2_file_clone_range, - .dedupe_file_range = ocfs2_file_dedupe_range, + .remap_file_range = ocfs2_remap_file_range, }; const struct file_operations ocfs2_dops_no_plocks = { |