From fda28c1440676488e1b2fe44b2a35337a117bf50 Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Tue, 25 Apr 2006 17:27:24 +0000 Subject: Add synchronization to vm_pageq_add_new_page() so that it can be called safely after kernel initialization. Remove GIANT_REQUIRED. MFC after: 6 weeks --- sys/vm/vm_pageq.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'sys') diff --git a/sys/vm/vm_pageq.c b/sys/vm/vm_pageq.c index 7d8beade0279..8f03704ea52b 100644 --- a/sys/vm/vm_pageq.c +++ b/sys/vm/vm_pageq.c @@ -195,8 +195,6 @@ vm_pageq_add_new_page(vm_paddr_t pa) vm_page_t m; char *cp, *list, *pos; - GIANT_REQUIRED; - /* * See if a physical address in this page has been listed * in the blacklist tunable. Entries in the tunable are @@ -225,13 +223,15 @@ vm_pageq_add_new_page(vm_paddr_t pa) freeenv(list); } - ++cnt.v_page_count; + atomic_add_int(&cnt.v_page_count, 1); m = PHYS_TO_VM_PAGE(pa); m->phys_addr = pa; m->flags = 0; m->pc = (pa >> PAGE_SHIFT) & PQ_COLORMASK; pmap_page_init(m); + mtx_lock_spin(&vm_page_queue_free_mtx); vm_pageq_enqueue(m->pc + PQ_FREE, m); + mtx_unlock_spin(&vm_page_queue_free_mtx); return (m); } -- cgit v1.3