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authorZhao Lei <zhaolei@cn.fujitsu.com>2015-01-20 15:11:33 +0800
committerChris Mason <clm@fb.com>2015-01-21 18:06:47 -0800
commit8e5cfb55d3f7dc764cd7f4c966d4c2687eaf7569 (patch)
treea5df5cec020c57973b914fd0ef3fa5891b81b9b4 /fs/btrfs/raid56.h
parentBtrfs: sort raid_map before adding tgtdev stripes (diff)
downloadlinux-dev-8e5cfb55d3f7dc764cd7f4c966d4c2687eaf7569.tar.xz
linux-dev-8e5cfb55d3f7dc764cd7f4c966d4c2687eaf7569.zip
Btrfs: Make raid_map array be inlined in btrfs_bio structure
It can make code more simple and clear, we need not care about free bbio and raid_map together. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com> Signed-off-by: Chris Mason <clm@fb.com>
Diffstat (limited to 'fs/btrfs/raid56.h')
-rw-r--r--fs/btrfs/raid56.h11
1 files changed, 5 insertions, 6 deletions
diff --git a/fs/btrfs/raid56.h b/fs/btrfs/raid56.h
index 31d4a157b5e3..2b5d7977d83b 100644
--- a/fs/btrfs/raid56.h
+++ b/fs/btrfs/raid56.h
@@ -43,16 +43,15 @@ 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, int generic_io);
+ struct btrfs_bio *bbio, 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_bio *bbio, 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,
+ struct btrfs_bio *bbio, 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);