Merge tag 'hsi-for-3.19' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi

[linux-2.6-block.git] / fs / btrfs / raid56.h

diff --git a/fs/btrfs/raid56.h b/fs/btrfs/raid56.h
index ea5d73bfdfbe4c6c6486f4bd2eb4b18370c39564..31d4a157b5e3a153fb283a12e8852a962a63f1f2 100644 (file)
--- a/fs/btrfs/raid56.h
+++ b/fs/btrfs/raid56.h
@@ -39,13 +39,25 @@ static inline int nr_data_stripes(struct map_lookup *map)
 #define is_parity_stripe(x) (((x) == RAID5_P_STRIPE) ||                \
                             ((x) == RAID6_Q_STRIPE))
 
+struct btrfs_raid_bio;
+struct btrfs_device;
+
 int raid56_parity_recover(struct btrfs_root *root, struct bio *bio,
-                                struct btrfs_bio *bbio, u64 *raid_map,
-                                u64 stripe_len, int mirror_num);
+                         struct btrfs_bio *bbio, u64 *raid_map,
+                         u64 stripe_len, int mirror_num, int generic_io);
 int raid56_parity_write(struct btrfs_root *root, struct bio *bio,
                               struct btrfs_bio *bbio, u64 *raid_map,
                               u64 stripe_len);
 
+struct btrfs_raid_bio *
+raid56_parity_alloc_scrub_rbio(struct btrfs_root *root, struct bio *bio,
+                              struct btrfs_bio *bbio, u64 *raid_map,
+                              u64 stripe_len, struct btrfs_device *scrub_dev,
+                              unsigned long *dbitmap, int stripe_nsectors);
+void raid56_parity_add_scrub_pages(struct btrfs_raid_bio *rbio,
+                                  struct page *page, u64 logical);
+void raid56_parity_submit_scrub_rbio(struct btrfs_raid_bio *rbio);
+
 int btrfs_alloc_stripe_hash_table(struct btrfs_fs_info *info);
 void btrfs_free_stripe_hash_table(struct btrfs_fs_info *info);
 #endif