From 828e129a104d290776ee93555930a9c9f53b7bd6 Mon Sep 17 00:00:00 2001 From: alc Date: Sat, 13 Jul 2002 20:55:21 +0000 Subject: o Complete the locking of page queue accesses by vm_page_unwire(). o Assert that the page queues lock is held in vm_page_unwire(). o Make vm_page_lock_queues() and vm_page_unlock_queues() visible to kernel loadable modules. --- sys/dev/agp/agp.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'sys/dev/agp/agp.c') diff --git a/sys/dev/agp/agp.c b/sys/dev/agp/agp.c index b16d1ee..ab488fb 100644 --- a/sys/dev/agp/agp.c +++ b/sys/dev/agp/agp.c @@ -448,7 +448,9 @@ agp_generic_bind_memory(device_t dev, struct agp_memory *mem, for (k = 0; k <= i; k += PAGE_SIZE) { m = vm_page_lookup(mem->am_obj, OFF_TO_IDX(k)); + vm_page_lock_queues(); vm_page_unwire(m, 0); + vm_page_unlock_queues(); } lockmgr(&sc->as_lock, LK_RELEASE, 0, curthread); return error; @@ -499,7 +501,9 @@ agp_generic_unbind_memory(device_t dev, struct agp_memory *mem) AGP_UNBIND_PAGE(dev, mem->am_offset + i); for (i = 0; i < mem->am_size; i += PAGE_SIZE) { m = vm_page_lookup(mem->am_obj, atop(i)); + vm_page_lock_queues(); vm_page_unwire(m, 0); + vm_page_unlock_queues(); } agp_flush_cache(); -- cgit v1.1