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| author | Darrick J. Wong <darrick.wong@oracle.com> | 2016-12-05 12:38:57 +1100 |
|---|---|---|
| committer | Dave Chinner <david@fromorbit.com> | 2016-12-05 12:38:57 +1100 |
| commit | 1bb33a98702d8360947f18a44349df75ba555d5d (patch) | |
| tree | ef38e6cea5b28e7ebef02f2a293b612d986d7591 /fs | |
| parent | ef388e2054feedaeb05399ed654bdb06f385d294 (diff) | |
| download | linux-1bb33a98702d8360947f18a44349df75ba555d5d.tar.gz linux-1bb33a98702d8360947f18a44349df75ba555d5d.tar.bz2 linux-1bb33a98702d8360947f18a44349df75ba555d5d.zip | |
xfs: don't cap maximum dedupe request length
After various discussions on linux-fsdevel, it has been decided that it
is not necessary to cap the length of a dedupe request, and that
correctly-written userspace client programs will be able to absorb the
change. Therefore, remove the length clamping behavior.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/xfs/xfs_file.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index 6e4f7f900fea..9a5d64b5f35a 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -939,7 +939,6 @@ xfs_file_clone_range( len, false); } -#define XFS_MAX_DEDUPE_LEN (16 * 1024 * 1024) STATIC ssize_t xfs_file_dedupe_range( struct file *src_file, @@ -950,14 +949,6 @@ xfs_file_dedupe_range( { int error; - /* - * Limit the total length we will dedupe for each operation. - * This is intended to bound the total time spent in this - * ioctl to something sane. - */ - if (len > XFS_MAX_DEDUPE_LEN) - len = XFS_MAX_DEDUPE_LEN; - error = xfs_reflink_remap_range(src_file, loff, dst_file, dst_loff, len, true); if (error) |