d/freebsd-dev
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

- Remove dead code.

Browse Source
This commit is contained in:
jeff 2005-04-06 10:11:14 +00:00
parent d6fbdef076
commit 1b1e39c1b9
1 changed files with 2 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
sys/kern/kern_lock.c
View File

@ -57,45 +57,21 @@ __FBSDID("$FreeBSD$");
* Locks provide shared/exclusive sychronization.
*/
#define LOCK_WAIT_TIME 100
#define LOCK_SAMPLE_WAIT 7
#if defined(DIAGNOSTIC)
#define LOCK_INLINE
#else
#define LOCK_INLINE __inline
#endif
#define COUNT(td, x) if ((td)) (td)->td_locks += (x)
#define LK_ALL (LK_HAVE_EXCL | LK_WANT_EXCL | LK_WANT_UPGRADE | \
LK_SHARE_NONZERO | LK_WAIT_NONZERO)
/*
* Mutex array variables. Rather than each lockmgr lock having its own mutex,
* share a fixed (at boot time) number of mutexes across all lockmgr locks in
* order to keep sizeof(struct lock) down.
*/
static struct mtx lock_mtx;
static int acquire(struct lock **lkpp, int extflags, int wanted);
static int acquiredrain(struct lock *lkp, int extflags) ;
static void
lockmgr_init(void *dummy __unused)
{
mtx_init(&lock_mtx, "lockmgr", NULL, MTX_DEF);
}
SYSINIT(lmgrinit, SI_SUB_LOCKMGR, SI_ORDER_FIRST, lockmgr_init, NULL)
static LOCK_INLINE void
static __inline void
sharelock(struct thread *td, struct lock *lkp, int incr) {
lkp->lk_flags |= LK_SHARE_NONZERO;
lkp->lk_sharecount += incr;
COUNT(td, incr);
}
static LOCK_INLINE void
static __inline void
shareunlock(struct thread *td, struct lock *lkp, int decr) {
KASSERT(lkp->lk_sharecount >= decr, ("shareunlock: count < decr"));