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| author | Filipe Manana <fdmanana@suse.com> | 2019-01-08 14:43:18 +0300 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2019-02-25 16:13:20 +0300 |
| commit | 0f39b6056323e3d5e82cdef0f811713fe05fbb12 (patch) | |
| tree | 7b279081abd6730df3fb41bbb398445201ff0aae /fs/btrfs/ioctl.c | |
| parent | 420829d8ea13976e084be8cc2531b52f81e6dd02 (diff) | |
| download | linux-0f39b6056323e3d5e82cdef0f811713fe05fbb12.tar.xz | |
Btrfs: remove redundant check for swapfiles when reflinking
Checking if either of the inodes corresponds to a swapfile is already
performed by generic_remap_file_range_prep(), so we do not need to do
it in the btrfs clone and deduplication functions.
Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/ioctl.c')
| -rw-r--r-- | fs/btrfs/ioctl.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 4b5619127435..816fa7dce79f 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -3285,9 +3285,6 @@ static int btrfs_extent_same(struct inode *src, u64 loff, u64 olen, (BTRFS_I(dst)->flags & BTRFS_INODE_NODATASUM)) return -EINVAL; - if (IS_SWAPFILE(src) || IS_SWAPFILE(dst)) - return -ETXTBSY; - tail_len = olen % BTRFS_MAX_DEDUPE_LEN; chunk_count = div_u64(olen, BTRFS_MAX_DEDUPE_LEN); @@ -3910,9 +3907,6 @@ static noinline int btrfs_clone_files(struct file *file, struct file *file_src, (BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM)) return -EINVAL; - if (IS_SWAPFILE(src) || IS_SWAPFILE(inode)) - return -ETXTBSY; - /* * VFS's generic_remap_file_range_prep() protects us from cloning the * eof block into the middle of a file, which would result in corruption |