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Kill transferlockers() now that it's unused.

This commit is contained in:
ad 2007-10-10 17:37:40 +00:00
parent 7f7035433f
commit 5a5a78fb02
2 changed files with 3 additions and 24 deletions
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24
sys/kern/kern_lock.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: kern_lock.c,v 1.120 2007/09/17 21:33:34 ad Exp $ */
/* $NetBSD: kern_lock.c,v 1.121 2007/10/10 17:37:40 ad Exp $ */
/*-
* Copyright (c) 1999, 2000, 2006, 2007 The NetBSD Foundation, Inc.
@ -76,7 +76,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_lock.c,v 1.120 2007/09/17 21:33:34 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: kern_lock.c,v 1.121 2007/10/10 17:37:40 ad Exp $");
#include "opt_multiprocessor.h"
#include "opt_ddb.h"
@ -428,26 +428,6 @@ lockpanic(volatile struct lock *lkp, const char *fmt, ...)
);
}
/*
* Transfer any waiting processes from one lock to another.
*/
void
transferlockers(struct lock *from, struct lock *to)
{
KASSERT(from != to);
KASSERT((from->lk_flags & LK_WAITDRAIN) == 0);
if (from->lk_waitcount == 0)
return;
from->lk_newlock = to;
wakeup((void *)from);
tsleep((void *)&from->lk_newlock, from->lk_prio, "lkxfer", 0);
from->lk_newlock = NULL;
from->lk_flags &= ~(LK_WANT_EXCL | LK_WANT_UPGRADE);
KASSERT(from->lk_waitcount == 0);
}
/*
* Initialize a lock; required before use.
*/

3
sys/sys/lock.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: lock.h,v 1.72 2007/07/29 12:40:37 pooka Exp $ */
/* $NetBSD: lock.h,v 1.73 2007/10/10 17:37:40 ad Exp $ */
/*-
* Copyright (c) 1999, 2000, 2006, 2007 The NetBSD Foundation, Inc.
@ -311,7 +311,6 @@ int _lockmgr(volatile struct lock *, u_int, struct simplelock *,
#else
int lockmgr(volatile struct lock *, u_int flags, struct simplelock *);
#endif /* LOCKDEBUG */
void transferlockers(struct lock *, struct lock *);
int lockstatus(struct lock *);
void lockmgr_printinfo(volatile struct lock *);