diff options
| author | Alexander Yurchenko <grange@cvs.openbsd.org> | 2006-09-30 08:50:58 +0000 |
|---|---|---|
| committer | Alexander Yurchenko <grange@cvs.openbsd.org> | 2006-09-30 08:50:58 +0000 |
| commit | b9c7d3482770fe041f714655176d1d17930fe473 (patch) | |
| tree | 174d983b6757cdec5576a8a38fb62a716d0ccbf2 /sys/dev/onewire/onewire.c | |
| parent | 5867673c896c0f23015e81ac208c534e7f7979d1 (diff) | |
Convert from using lockmgr to rwlock.
Diffstat (limited to 'sys/dev/onewire/onewire.c')
| -rw-r--r-- | sys/dev/onewire/onewire.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/sys/dev/onewire/onewire.c b/sys/dev/onewire/onewire.c index 0873c4b97d9..4d2f21b8fc4 100644 --- a/sys/dev/onewire/onewire.c +++ b/sys/dev/onewire/onewire.c @@ -1,4 +1,4 @@ -/* $OpenBSD: onewire.c,v 1.3 2006/09/29 19:38:52 grange Exp $ */ +/* $OpenBSD: onewire.c,v 1.4 2006/09/30 08:50:57 grange Exp $ */ /* * Copyright (c) 2006 Alexander Yurchenko <grange@openbsd.org> @@ -25,10 +25,10 @@ #include <sys/device.h> #include <sys/kernel.h> #include <sys/kthread.h> -#include <sys/lock.h> #include <sys/malloc.h> #include <sys/proc.h> #include <sys/queue.h> +#include <sys/rwlock.h> #include <dev/onewire/onewirereg.h> #include <dev/onewire/onewirevar.h> @@ -46,7 +46,7 @@ struct onewire_softc { struct device sc_dev; struct onewire_bus * sc_bus; - struct lock sc_lock; + struct rwlock sc_lock; struct proc * sc_thread; TAILQ_HEAD(, onewire_device) sc_devs; @@ -97,7 +97,7 @@ onewire_attach(struct device *parent, struct device *self, void *aux) struct onewirebus_attach_args *oba = aux; sc->sc_bus = oba->oba_bus; - lockinit(&sc->sc_lock, PRIBIO, "owlock", 0, 0); + rw_init(&sc->sc_lock, sc->sc_dev.dv_xname); TAILQ_INIT(&sc->sc_devs); printf("\n"); @@ -175,12 +175,12 @@ int onewire_lock(void *arg, int flags) { struct onewire_softc *sc = arg; - int lflags = LK_EXCLUSIVE; + int lflags = RW_WRITE; if (flags & ONEWIRE_NOWAIT) - lflags |= LK_NOWAIT; + lflags |= RW_NOSLEEP; - return (lockmgr(&sc->sc_lock, lflags, NULL)); + return (rw_enter(&sc->sc_lock, lflags)); } void @@ -188,7 +188,7 @@ onewire_unlock(void *arg) { struct onewire_softc *sc = arg; - lockmgr(&sc->sc_lock, LK_RELEASE, NULL); + rw_exit(&sc->sc_lock); } int |