diff options
| author | Miod Vallat <miod@cvs.openbsd.org> | 2010-12-06 20:57:20 +0000 |
|---|---|---|
| committer | Miod Vallat <miod@cvs.openbsd.org> | 2010-12-06 20:57:20 +0000 |
| commit | 06811f8b859a05f9e03926e7738072c6f7fbbc50 (patch) | |
| tree | 398a2d7680dfa249a5a2dbbf60f625e96988442e /sys/arch/solbourne/include | |
| parent | 03433864b95120162a7f43c2099393d501ba6abc (diff) | |
Change the signature of PMAP_PREFER from void PMAP_PREFER(..., vaddr_t *) to
vaddr_t PMAP_PREFER(..., vaddr_t). This allows better compiler optimization
when the function is inlined, and avoids accessing memory on architectures
when we can pass function arguments in registers.
Diffstat (limited to 'sys/arch/solbourne/include')
| -rw-r--r-- | sys/arch/solbourne/include/pmap.h | 23 |
1 files changed, 2 insertions, 21 deletions
diff --git a/sys/arch/solbourne/include/pmap.h b/sys/arch/solbourne/include/pmap.h index 0b48944330f..8d00def393d 100644 --- a/sys/arch/solbourne/include/pmap.h +++ b/sys/arch/solbourne/include/pmap.h @@ -1,4 +1,4 @@ -/* $OpenBSD: pmap.h,v 1.3 2010/11/18 21:21:38 miod Exp $ */ +/* $OpenBSD: pmap.h,v 1.4 2010/12/06 20:57:18 miod Exp $ */ /* * Copyright (c) 2005, Miodrag Vallat * @@ -79,35 +79,16 @@ extern struct pmap kernel_pmap_store; struct proc; void kvm_setcache(caddr_t, int, int); void switchexit(struct proc *); /* locore.s */ -void pmap_activate(struct proc *); void pmap_bootstrap(size_t); void pmap_cache_enable(void); void pmap_changeprot(pmap_t, vaddr_t, vm_prot_t, int); -boolean_t pmap_clear_modify(struct vm_page *); -boolean_t pmap_clear_reference(struct vm_page *); -void pmap_copy_page(struct vm_page *, struct vm_page *); -pmap_t pmap_create(void); -void pmap_destroy(pmap_t); -int pmap_enter(pmap_t, vaddr_t, paddr_t, vm_prot_t, int); -boolean_t pmap_extract(pmap_t, vaddr_t, paddr_t *); -void pmap_init(void); -boolean_t pmap_is_modified(struct vm_page *); -boolean_t pmap_is_referenced(struct vm_page *); -void pmap_kenter_pa(vaddr_t, paddr_t, vm_prot_t); -void pmap_kremove(vaddr_t, vsize_t); vaddr_t pmap_map(vaddr_t, paddr_t, paddr_t, int); int pmap_pa_exists(paddr_t); -void pmap_page_protect(struct vm_page *, vm_prot_t); -void pmap_prefer(vaddr_t, vaddr_t *); -void pmap_protect(pmap_t, vaddr_t, vaddr_t, vm_prot_t); -void pmap_reference(pmap_t); +vaddr_t pmap_prefer(vaddr_t, vaddr_t); void pmap_release(pmap_t); void pmap_redzone(void); -void pmap_remove(pmap_t, vaddr_t, vaddr_t); -void pmap_unwire(pmap_t, vaddr_t); void pmap_virtual_space(vaddr_t *, vaddr_t *); void pmap_writetext(unsigned char *, int); -void pmap_zero_page(struct vm_page *); #endif /* _KERNEL */ |