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Account for superpage mappings that are created by pmap_copy().

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This commit is contained in:
Alan Cox 2015-06-09 18:04:28 +00:00
parent b5c5032066
commit 65a9768f62
3 changed files with 3 additions and 0 deletions
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1
sys/amd64/amd64/pmap.c
View File

@ -4844,6 +4844,7 @@ pmap_copy(pmap_t dst_pmap, pmap_t src_pmap, vm_offset_t dst_addr, vm_size_t len,
PG_PS_FRAME, &lock))) {
*pde = srcptepaddr & ~PG_W;
pmap_resident_count_inc(dst_pmap, NBPDR / PAGE_SIZE);
atomic_add_long(&pmap_pde_mappings, 1);
} else
dstmpde->wire_count--;
continue;

1
sys/arm/arm/pmap-v6-new.c
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@ -5768,6 +5768,7 @@ pmap_copy(pmap_t dst_pmap, pmap_t src_pmap, vm_offset_t dst_addr, vm_size_t len,
~PTE1_W;
dst_pmap->pm_stats.resident_count +=
PTE1_SIZE / PAGE_SIZE;
pmap_pte1_mappings++;
}
continue;
} else if (!pte1_is_link(src_pte1))

1
sys/i386/i386/pmap.c
View File

@ -4035,6 +4035,7 @@ pmap_copy(pmap_t dst_pmap, pmap_t src_pmap, vm_offset_t dst_addr, vm_size_t len,
~PG_W;
dst_pmap->pm_stats.resident_count +=
NBPDR / PAGE_SIZE;
pmap_pde_mappings++;
}
continue;
}