diff options
author | Qu Wenruo <quwenruo@cn.fujitsu.com> | 2017-05-25 14:21:46 +0800 |
---|---|---|
committer | David Sterba <dsterba@suse.com> | 2017-07-03 13:35:11 +0200 |
commit | 5e2a2acc9a1ad6ffa597f4dde4342881e8efee12 (patch) | |
tree | 6b21802ecc67607ed83b5ddbe52b741731eb6e4c /disk-io.h | |
parent | 1618d8afb90820d50310630ec47c2c8c59c4a2e4 (diff) |
btrfs-progs: raid56: Introduce raid56 header for later recovery usage
Introduce a new header, kernel-lib/raid56.h, for later raid56 works.
It contains 2 functions, from original btrfs-progs code:
void raid6_gen_syndrome(int disks, size_t bytes, void **ptrs);
int raid5_gen_result(int nr_devs, size_t stripe_len, int dest, void **data);
Will be expanded later and some part of it(RAID6 recover part) may keep
sync with kernel later.
Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
[ unify gpl header, rename header macro ]
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'disk-io.h')
-rw-r--r-- | disk-io.h | 4 |
1 files changed, 0 insertions, 4 deletions
@@ -193,8 +193,4 @@ int write_tree_block(struct btrfs_trans_handle *trans, struct extent_buffer *eb); int write_and_map_eb(struct btrfs_root *root, struct extent_buffer *eb); -/* raid56.c */ -void raid6_gen_syndrome(int disks, size_t bytes, void **ptrs); -int raid5_gen_result(int nr_devs, size_t stripe_len, int dest, void **data); - #endif |