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Rewrite active_pmap() and again kill the reborn curproc bug.

This commit is contained in:
ross 1998-04-30 08:27:00 +00:00
parent 4ad2b50a58
commit 1e075b072d
1 changed files with 11 additions and 21 deletions
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32
sys/arch/alpha/alpha/pmap.c
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@ -1,4 +1,4 @@
/* $NetBSD: pmap.c,v 1.33 1998/04/27 19:17:16 thorpej Exp $ */
/* $NetBSD: pmap.c,v 1.34 1998/04/30 08:27:00 ross Exp $ */
/*-
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -161,7 +161,7 @@
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.33 1998/04/27 19:17:16 thorpej Exp $");
__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.34 1998/04/30 08:27:00 ross Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -443,35 +443,25 @@ void pmap_pvdump __P((vm_offset_t));
#endif
/*
* active_pmap:
* active_pmap{,_test}:
*
* Check to see if a pmap is active on the current processor.
*/
#define active_pmap_test(pm) \
(((pm)->pm_cpus & (1UL << alpha_pal_whami())) != 0)
#ifdef DEBUG
#define active_pmap(pm) \
({ \
int isactive_ = \
(((pm)->pm_cpus & (1UL << alpha_pal_whami())) != 0); \
\
if (isactive_) { \
if (curproc == NULL || \
(pm) != curproc->p_vmspace->vm_map.pmap) { \
printf("line %ld, false TRUE\n", __LINE__); \
panic("active_pmap"); \
} \
} else { \
if (curproc != NULL && \
(pm) == curproc->p_vmspace->vm_map.pmap) { \
printf("line %ld, false FALSE\n", __LINE__); \
panic("active_pmap"); \
} \
} \
int isactive_ = active_pmap_test(pm); \
\
if (curproc != NULL && \
(isactive_ ^ ((pm) == curproc->p_vmspace->vm_map.pmap))) \
panic("active_pmap"); \
(isactive_); \
})
#else
#define active_pmap(pm) \
(((pm)->pm_cpus & (1UL << alpha_pal_whami())) != 0)
#define active_pmap(pm) active_pmap_test(pm)
#endif /* DEBUG */
/*