summaryrefslogtreecommitdiff
path: root/fs/xfs/xfs_log_priv.h
diff options
context:
space:
mode:
authorChristoph Hellwig <hch@infradead.org>2012-02-20 06:31:24 +0400
committerBen Myers <bpm@sgi.com>2012-02-23 08:17:00 +0400
commit14a7235fba4302a82d61150eda92ec90d3ae9cfb (patch)
treee0a43b6367bef41f68137279552caf7b53a43010 /fs/xfs/xfs_log_priv.h
parentcfb7cdca0aca5ee2e2ef491284bf1edc3b581885 (diff)
downloadlinux-14a7235fba4302a82d61150eda92ec90d3ae9cfb.tar.xz
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.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h
index 785905e3cf03..d8c5e47bbc2f 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 */