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authorChris Mason <chris.mason@oracle.com>2008-04-16 19:14:51 +0400
committerChris Mason <chris.mason@oracle.com>2008-09-25 19:04:01 +0400
commit44b8bd7edda4f63de180d0f7325c9fb704b3806b (patch)
tree6090e8b70d6a726caed7d4662c311779d1927cf7 /fs/btrfs/disk-io.h
parent321aecc65671ae8136bd2ca6879b56f0221f8ac8 (diff)
downloadlinux-44b8bd7edda4f63de180d0f7325c9fb704b3806b.tar.xz
Btrfs: Create a work queue for bio writes
This allows checksumming to happen in parallel among many cpus, and keeps us from bogging down pdflush with the checksumming code. Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/disk-io.h')
-rw-r--r--fs/btrfs/disk-io.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index 60b01902db79..5d5f6979c41c 100644
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -74,4 +74,7 @@ int btrfs_verify_block_csum(struct btrfs_root *root,
struct extent_buffer *buf);
int btrfs_bio_wq_end_io(struct btrfs_fs_info *info, struct bio *bio,
int metadata);
+int btrfs_wq_submit_bio(struct btrfs_fs_info *fs_info, struct inode *inode,
+ int rw, struct bio *bio, int mirror_num,
+ extent_submit_bio_hook_t *submit_bio_hook);
#endif