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authorRusty Russell <rusty@rustcorp.com.au>2007-07-17 23:32:55 +1000
committerAvi Kivity <avi@qumranet.com>2007-10-13 10:18:18 +0200
commitf802a307cb2cabdd0c6b48067dbe901d6fe27246 (patch)
tree57c5faaada33142fff92be62a78555716feb597a /drivers/kvm/paging_tmpl.h
parent707d92fa72b425bc919a84670c01402e81505c58 (diff)
downloadop-kernel-dev-f802a307cb2cabdd0c6b48067dbe901d6fe27246.zip
op-kernel-dev-f802a307cb2cabdd0c6b48067dbe901d6fe27246.tar.gz
KVM: Use standard CR3 flags, tighten checking
The kernel now has asm/cpu-features.h: use those macros instead of inventing our own. Also spell out definition of CR3_RESEVED_BITS, fix spelling and tighten it for the non-PAE case. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm/paging_tmpl.h')
-rw-r--r--drivers/kvm/paging_tmpl.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/kvm/paging_tmpl.h b/drivers/kvm/paging_tmpl.h
index 4b5391c..01901ec 100644
--- a/drivers/kvm/paging_tmpl.h
+++ b/drivers/kvm/paging_tmpl.h
@@ -99,7 +99,7 @@ static int FNAME(walk_addr)(struct guest_walker *walker,
walker->table = kmap_atomic(pfn_to_page(hpa >> PAGE_SHIFT), KM_USER0);
ASSERT((!is_long_mode(vcpu) && is_pae(vcpu)) ||
- (vcpu->cr3 & ~(PAGE_MASK | CR3_FLAGS_MASK)) == 0);
+ (vcpu->cr3 & CR3_NONPAE_RESERVED_BITS) == 0);
walker->inherited_ar = PT_USER_MASK | PT_WRITABLE_MASK;
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