diff options
| author | Mark Kettenis <kettenis@cvs.openbsd.org> | 2015-07-14 06:50:05 +0000 |
|---|---|---|
| committer | Mark Kettenis <kettenis@cvs.openbsd.org> | 2015-07-14 06:50:05 +0000 |
| commit | 0039eeb5d7487bf455162d4821092fd68888d566 (patch) | |
| tree | 10af0960357f302fdcf7aaae3252653009e28a7a /sys/arch | |
| parent | 9b6f19a79aaccc95d37fd876cb9ee686aee0ab47 (diff) | |
First stab at making the hppa mpsafe. Not quite there yet though.
Diffstat (limited to 'sys/arch')
| -rw-r--r-- | sys/arch/hppa/include/pmap.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/sys/arch/hppa/include/pmap.h b/sys/arch/hppa/include/pmap.h index 946e3eaa04a..d28c1004393 100644 --- a/sys/arch/hppa/include/pmap.h +++ b/sys/arch/hppa/include/pmap.h @@ -1,4 +1,4 @@ -/* $OpenBSD: pmap.h,v 1.49 2015/02/15 21:34:33 miod Exp $ */ +/* $OpenBSD: pmap.h,v 1.50 2015/07/14 06:50:04 kettenis Exp $ */ /* * Copyright (c) 2002-2004 Michael Shalayeff @@ -32,11 +32,12 @@ #include <uvm/uvm_object.h> #ifdef _KERNEL +#include <sys/mutex.h> #include <machine/pte.h> struct pmap { - struct uvm_object pm_obj; /* object (lck by object lock) */ -#define pm_lock pm_obj.vmobjlock + struct mutex pm_mtx; + struct uvm_object pm_obj; struct vm_page *pm_ptphint; struct vm_page *pm_pdir_pg; /* vm_page for pdir */ volatile u_int32_t *pm_pdir; /* page dir (read-only after create) */ @@ -160,11 +161,13 @@ pmap_protect(struct pmap *pmap, vaddr_t sva, vaddr_t eva, vm_prot_t prot) #if !defined(_LOCORE) struct pv_entry; struct vm_page_md { - struct pv_entry *pvh_list; /* head of list (locked by pvh_lock) */ + struct mutex pvh_mtx; + struct pv_entry *pvh_list; /* head of list (locked by pvh_mtx) */ u_int pvh_attrs; /* to preserve ref/mod */ }; #define VM_MDPAGE_INIT(pg) do { \ + mtx_init(&(pg)->mdpage.pvh_mtx, IPL_VM); \ (pg)->mdpage.pvh_list = NULL; \ (pg)->mdpage.pvh_attrs = 0; \ } while (0) |