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[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>
This commit is contained in:
Eric Sandeen 2007-10-11 17:43:32 +10:00 committed by Lachlan McIlroy
parent 3685c2a1d7
commit 3a0e487034
2 changed files with 0 additions and 5 deletions
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4
fs/xfs/support/ktrace.c
View File

@ -90,8 +90,6 @@ ktrace_alloc(int nentries, unsigned int __nocast sleep)
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 @@ ktrace_free(ktrace_t *ktp)
if (ktp == (ktrace_t *)NULL)
return;
spinlock_destroy(&ktp->kt_lock);
/*
* Special treatment for the Vnode trace buffer.
*/

1
fs/xfs/support/ktrace.h
View File

@ -31,7 +31,6 @@ typedef struct ktrace_entry {
* 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;