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eliminate use of curpmap except where protected by critical_{enter, exit}

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This commit is contained in:
Kip Macy 2006-12-17 01:30:53 +00:00
parent bbca332e0c
commit 9af9f82482
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=165297
1 changed files with 6 additions and 3 deletions
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9
sys/sun4v/sun4v/pmap.c
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@ -175,13 +175,14 @@ static vm_paddr_t pmap_bootstrap_alloc(vm_size_t size);
/*
* Kernel MMU interface
*/
#define curthread_pmap vmspace_pmap(curthread->td_proc->p_vmspace)
#ifdef PMAP_DEBUG
#define KDPRINTF if (pmap_debug) printf
#define DPRINTF \
if (PCPU_GET(curpmap) && (PCPU_GET(curpmap)->pm_context != 0) && ((PCPU_GET(cpumask) & PCPU_GET(curpmap)->pm_active)) == 0) \
if (curthread_pmap && (curthread_pmap->pm_context != 0) && ((PCPU_GET(cpumask) & curthread_pmap->pm_active) == 0)) \
panic("cpumask(0x%x) & active (0x%x) == 0 pid == %d\n", \
PCPU_GET(cpumask), PCPU_GET(curpmap)->pm_active, curthread->td_proc->p_pid); \
PCPU_GET(cpumask), curthread_pmap->pm_active, curthread->td_proc->p_pid); \
if (pmap_debug) printf
@ -1722,7 +1723,9 @@ pmap_pinit0(pmap_t pmap)
pmap->pm_context = 0;
pmap->pm_tsb_ra = kernel_pmap->pm_tsb_ra;
pmap->pm_hash = kernel_pmap->pm_hash;
critical_enter();
PCPU_SET(curpmap, pmap);
critical_exit();
TAILQ_INIT(&pmap->pm_pvlist);
bzero(&pmap->pm_stats, sizeof pmap->pm_stats);
}
@ -2121,7 +2124,7 @@ pmap_tsb_resize(pmap_t pmap)
hv_tsb_info_t hvtsb;
uint64_t tsbscratch;
KASSERT(pmap == PCPU_GET(curpmap), ("operating on non-current pmap"));
KASSERT(pmap == curthread_pmap, ("operating on non-current pmap"));
miss_count = pmap->pm_tsb_miss_count;
cap_miss_count = pmap->pm_tsb_cap_miss_count;
int npages_shift = tsb_page_shift(pmap);