svn commit: r227627 - head/sys/powerpc/aim
Nathan Whitehorn
nwhitehorn at FreeBSD.org
Thu Nov 17 15:48:13 UTC 2011
Author: nwhitehorn
Date: Thu Nov 17 15:48:12 2011
New Revision: 227627
URL: http://svn.freebsd.org/changeset/base/227627
Log:
Add an extra invariant here which was useful on 64-bit CPUs.
Modified:
head/sys/powerpc/aim/mmu_oea.c
Modified: head/sys/powerpc/aim/mmu_oea.c
==============================================================================
--- head/sys/powerpc/aim/mmu_oea.c Thu Nov 17 15:46:37 2011 (r227626)
+++ head/sys/powerpc/aim/mmu_oea.c Thu Nov 17 15:48:12 2011 (r227627)
@@ -1624,6 +1624,8 @@ moea_pinit(mmu_t mmu, pmap_t pmap)
hash &= 0xfffff & ~(VSID_NBPW - 1);
hash |= i;
}
+ KASSERT(!(moea_vsid_bitmap[n] & mask),
+ ("Allocating in-use VSID group %#x\n", hash));
moea_vsid_bitmap[n] |= mask;
for (i = 0; i < 16; i++)
pmap->pm_sr[i] = VSID_MAKE(i, hash);
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