[XFS] ktrace kt_lock is unused, remove it.
SGI-PV: 970382
SGI-Modid: xfs-linux-melb:xfs-kern:29747a
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Donald Douwsma <donaldd@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
diff --git a/fs/xfs/support/ktrace.c b/fs/xfs/support/ktrace.c
index 5cf2e86..119611e 100644
--- a/fs/xfs/support/ktrace.c
+++ b/fs/xfs/support/ktrace.c
@@ -90,8 +90,6 @@
return NULL;
}
- spinlock_init(&(ktp->kt_lock), "kt_lock");
-
ktp->kt_entries = ktep;
ktp->kt_nentries = nentries;
ktp->kt_index = 0;
@@ -114,8 +112,6 @@
if (ktp == (ktrace_t *)NULL)
return;
- spinlock_destroy(&ktp->kt_lock);
-
/*
* Special treatment for the Vnode trace buffer.
*/
diff --git a/fs/xfs/support/ktrace.h b/fs/xfs/support/ktrace.h
index 0d73216..1e6d4a3 100644
--- a/fs/xfs/support/ktrace.h
+++ b/fs/xfs/support/ktrace.h
@@ -31,7 +31,6 @@
* Trace buffer header structure.
*/
typedef struct ktrace {
- lock_t kt_lock; /* mutex to guard counters */
int kt_nentries; /* number of entries in trace buf */
int kt_index; /* current index in entries */
int kt_rollover;