diff options
Diffstat (limited to 'sys/arch/amd64/include/pmap.h')
| -rw-r--r-- | sys/arch/amd64/include/pmap.h | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/sys/arch/amd64/include/pmap.h b/sys/arch/amd64/include/pmap.h index 7df3bf23f89..6a53ba4384a 100644 --- a/sys/arch/amd64/include/pmap.h +++ b/sys/arch/amd64/include/pmap.h @@ -1,4 +1,4 @@ -/* $OpenBSD: pmap.h,v 1.10 2006/03/15 20:01:58 miod Exp $ */ +/* $OpenBSD: pmap.h,v 1.11 2007/05/15 16:38:33 art Exp $ */ /* $NetBSD: pmap.h,v 1.1 2003/04/26 18:39:46 fvdl Exp $ */ /* @@ -328,20 +328,15 @@ struct pmap { #define PMF_USER_LDT 0x01 /* pmap has user-set LDT */ /* - * for each managed physical page we maintain a list of <PMAP,VA>'s - * which it is mapped at. the list is headed by a pv_head structure. - * there is one pv_head per managed phys page (allocated at boot time). - * the pv_head structure points to a list of pv_entry structures (each - * describes one mapping). + * We keep mod/ref flags in struct vm_page->pg_flags. */ +#define PG_PMAP_MOD PG_PMAP0 +#define PG_PMAP_REF PG_PMAP1 -struct pv_entry; - -struct pv_head { - struct simplelock pvh_lock; /* locks every pv on this list */ - struct pv_entry *pvh_list; /* head of list (locked by pvh_lock) */ -}; - +/* + * for each managed physical page we maintain a list of <PMAP,VA>'s + * which it is mapped at. + */ struct pv_entry { /* locked by its list's pvh_lock */ struct pv_entry *pv_next; /* next entry */ struct pmap *pv_pmap; /* the pmap */ @@ -403,7 +398,7 @@ extern pd_entry_t *pdes[]; */ void pmap_bootstrap(vaddr_t, paddr_t); -boolean_t pmap_clear_attrs(struct vm_page *, unsigned); +boolean_t pmap_clear_attrs(struct vm_page *, unsigned long); static void pmap_page_protect(struct vm_page *, vm_prot_t); void pmap_page_remove (struct vm_page *); static void pmap_protect(struct pmap *, vaddr_t, |