Aren
/
NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

(Re)initialise the pmap structure fields that are not preserved on the 

pmap pool cache all in one place.
This commit is contained in:
pk 2003-01-14 13:56:07 +00:00
parent 6ff7823dd7
commit 18cd92ffe3
1 changed files with 15 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
sys/arch/sparc/sparc/pmap.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: pmap.c,v 1.228 2003/01/12 01:16:07 pk Exp $ */
/* $NetBSD: pmap.c,v 1.229 2003/01/14 13:56:07 pk Exp $ */
/*
* Copyright (c) 1996
@ -3920,8 +3920,6 @@ pmap_pmap_pool_ctor(void *arg, void *object, int flags)
pm->pm_regmap[i].rg_smeg = reginval;
}
#endif
/* pm->pm_gap_start = 0; // already done */
pm->pm_gap_end = VA_VREG(VM_MAXUSER_ADDRESS);
}
#if defined(SUN4M) || defined(SUN4D)
else {
@ -3934,7 +3932,6 @@ pmap_pmap_pool_ctor(void *arg, void *object, int flags)
* this user context.
*/
#if defined(MULTIPROCESSOR)
pm->pm_cpuset = 0;
for (n = 0; n < ncpu; n++)
#else
n = 0;
@ -4006,7 +4003,21 @@ pmap_create()
struct pmap *pm;
pm = pool_cache_get(&pmap_pmap_pool_cache, PR_WAITOK);
/*
* Reset fields that are not preserved in the pmap cache pool.
*/
pm->pm_refcount = 1;
#if defined(MULTIPROCESSOR)
/* reset active CPU set */
pm->pm_cpuset = 0;
#endif
if (CPU_ISSUN4 || CPU_ISSUN4C) {
/* reset the region gap */
pm->pm_gap_start = 0;
pm->pm_gap_end = VA_VREG(VM_MAXUSER_ADDRESS);
}
#ifdef DEBUG
if (pmapdebug & PDB_CREATE)
printf("pmap_create[%d]: created %p\n", cpu_number(), pm);
@ -4033,11 +4044,6 @@ pmap_destroy(pm)
count = --pm->pm_refcount;
simple_unlock(&pm->pm_lock);
if (count == 0) {
if (CPU_ISSUN4 || CPU_ISSUN4C) {
/* reset the region gap */
pm->pm_gap_start = 0;
pm->pm_gap_end = VA_VREG(VM_MAXUSER_ADDRESS);
}
#ifdef DEBUG
pmap_quiet_check(pm);
#endif