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Btrfs: Create a work queue for bio writes

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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>
This commit is contained in:
Chris Mason
2008-04-16 11:14:51 -04:00
parent 321aecc656
commit 44b8bd7edd
5 changed files with 119 additions and 13 deletions
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3
fs/btrfs/ctree.h
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@ -514,8 +514,11 @@ struct btrfs_fs_info {
struct list_head hashers;
struct list_head dead_roots;
struct list_head end_io_work_list;
struct list_head async_submit_work_list;
struct work_struct end_io_work;
struct work_struct async_submit_work;
spinlock_t end_io_work_lock;
spinlock_t async_submit_work_lock;
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,18)
struct work_struct trans_work;