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| author | Christoph Hellwig <hch@infradead.org> | 2012-02-20 02:31:24 +0000 |
|---|---|---|
| committer | Ben Myers <bpm@sgi.com> | 2012-02-22 22:17:00 -0600 |
| commit | 14a7235fba4302a82d61150eda92ec90d3ae9cfb (patch) | |
| tree | e0a43b6367bef41f68137279552caf7b53a43010 /fs/xfs/xfs_log_priv.h | |
| parent | cfb7cdca0aca5ee2e2ef491284bf1edc3b581885 (diff) | |
| download | op-kernel-dev-14a7235fba4302a82d61150eda92ec90d3ae9cfb.zip op-kernel-dev-14a7235fba4302a82d61150eda92ec90d3ae9cfb.tar.gz | |
xfs: remove log space waitqueues
The tic->t_wait waitqueues can never have more than a single waiter
on them, so we can easily replace them with a task_struct pointer
and wake_up_process.
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_log_priv.h')
| -rw-r--r-- | fs/xfs/xfs_log_priv.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h index 785905e..d8c5e47 100644 --- a/fs/xfs/xfs_log_priv.h +++ b/fs/xfs/xfs_log_priv.h @@ -239,8 +239,8 @@ typedef struct xlog_res { } xlog_res_t; typedef struct xlog_ticket { - wait_queue_head_t t_wait; /* ticket wait queue */ struct list_head t_queue; /* reserve/write queue */ + struct task_struct *t_task; /* task that owns this ticket */ xlog_tid_t t_tid; /* transaction identifier : 4 */ atomic_t t_ref; /* ticket reference count : 4 */ int t_curr_res; /* current reservation in bytes : 4 */ |
