diff options
Diffstat (limited to 'i386')
| -rw-r--r-- | i386/intel/pmap.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/i386/intel/pmap.c b/i386/intel/pmap.c index e385404..bc3acfc 100644 --- a/i386/intel/pmap.c +++ b/i386/intel/pmap.c @@ -296,7 +296,7 @@ lock_data_t pmap_system_lock; \ /* invalidate our own TLB if pmap is in use */ \ if ((pmap)->cpus_using & cpu_mask) { \ - INVALIDATE_TLB((s), (e)); \ + INVALIDATE_TLB((pmap), (s), (e)); \ } \ } @@ -317,7 +317,7 @@ lock_data_t pmap_system_lock; #define PMAP_UPDATE_TLBS(pmap, s, e) { \ /* invalidate our own TLB if pmap is in use */ \ if ((pmap)->cpus_using) { \ - INVALIDATE_TLB((s), (e)); \ + INVALIDATE_TLB((pmap), (s), (e)); \ } \ } @@ -328,7 +328,7 @@ lock_data_t pmap_system_lock; #if 0 /* It is hard to know when a TLB flush becomes less expensive than a bunch of * invlpgs. But it surely is more expensive than just one invlpg. */ -#define INVALIDATE_TLB(s, e) { \ +#define INVALIDATE_TLB(pmap, s, e) { \ if (__builtin_constant_p((e) - (s)) \ && (e) - (s) == PAGE_SIZE) \ invlpg_linear(s); \ @@ -336,7 +336,7 @@ lock_data_t pmap_system_lock; flush_tlb(); \ } #else -#define INVALIDATE_TLB(s, e) flush_tlb() +#define INVALIDATE_TLB(pmap, s, e) flush_tlb() #endif @@ -2323,7 +2323,8 @@ void process_pmap_updates(my_pmap) if (pmap == my_pmap || pmap == kernel_pmap) { - INVALIDATE_TLB(update_list_p->item[j].start, + INVALIDATE_TLB(pmap, + update_list_p->item[j].start, update_list_p->item[j].end); } } @@ -2411,6 +2412,6 @@ pmap_unmap_page_zero () pte = (int *) pmap_pte (kernel_pmap, 0); assert (pte); *pte = 0; - asm volatile ("movl %%cr3,%%eax; movl %%eax,%%cr3" ::: "eax"); + INVALIDATE_TLB(kernel_pmap, 0, PAGE_SIZE); } #endif /* i386 */ |