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authoralc <alc@FreeBSD.org>2015-06-09 18:04:28 +0000
committeralc <alc@FreeBSD.org>2015-06-09 18:04:28 +0000
commitcbefd9b195657f8741054c39aafa0d5a87cbb77c (patch)
tree45d84fdd0abdc3bc2182dc5688d25cdb9f19b0a2 /sys/amd64/amd64/pmap.c
parentfbb65db559d0b64c307a0596093200c0290eedf3 (diff)
downloadFreeBSD-src-cbefd9b195657f8741054c39aafa0d5a87cbb77c.zip
FreeBSD-src-cbefd9b195657f8741054c39aafa0d5a87cbb77c.tar.gz
Account for superpage mappings that are created by pmap_copy().
Diffstat (limited to 'sys/amd64/amd64/pmap.c')
-rw-r--r--sys/amd64/amd64/pmap.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c
index 7f256cd..6a3de60 100644
--- a/sys/amd64/amd64/pmap.c
+++ b/sys/amd64/amd64/pmap.c
@@ -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;
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