[lustre-devel] [PATCH 13/37] lustre: llog: remove lgh_hdr_lock.

[NeilBrown]

This lock is unused on the client (and on the server,
it has been changed to a mutex).

Signed-off-by: NeilBrown <neilb at suse.com>
---
 drivers/staging/lustre/lustre/include/lustre_log.h |    1 -
 drivers/staging/lustre/lustre/obdclass/llog.c      |    1 -
 2 files changed, 2 deletions(-)

diff --git a/drivers/staging/lustre/lustre/include/lustre_log.h b/drivers/staging/lustre/lustre/include/lustre_log.h
index a576d40f03f7..e96bd6ab0fa4 100644
--- a/drivers/staging/lustre/lustre/include/lustre_log.h
+++ b/drivers/staging/lustre/lustre/include/lustre_log.h
@@ -212,7 +212,6 @@ struct llog_operations {
 /* In-memory descriptor for a log object or log catalog */
 struct llog_handle {
 	struct rw_semaphore	 lgh_lock;
-	spinlock_t		 lgh_hdr_lock; /* protect lgh_hdr data */
 	struct llog_logid	 lgh_id; /* id of this log */
 	struct llog_log_hdr	*lgh_hdr;
 	size_t			 lgh_hdr_size;
diff --git a/drivers/staging/lustre/lustre/obdclass/llog.c b/drivers/staging/lustre/lustre/obdclass/llog.c
index 7aa459bb444e..9d161c16c2f9 100644
--- a/drivers/staging/lustre/lustre/obdclass/llog.c
+++ b/drivers/staging/lustre/lustre/obdclass/llog.c
@@ -64,7 +64,6 @@ static struct llog_handle *llog_alloc_handle(void)
 		return NULL;
 
 	init_rwsem(&loghandle->lgh_lock);
-	spin_lock_init(&loghandle->lgh_hdr_lock);
 	INIT_LIST_HEAD(&loghandle->u.phd.phd_entry);
 	atomic_set(&loghandle->lgh_refcount, 1);