Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ac6c2bc592b90c7f140fc87c49e21bc82376e2aa
Commit: ac6c2bc592b90c7f140fc87c49e21bc82376e2aa
Parent: 988ad74ff6107d9a490ee193e41251e27d37c95f
Author: Avi Kivity <[EMAIL PROTECTED]>
AuthorDate: Mon Feb 12 00:54:37 2007 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Mon Feb 12 09:48:40 2007 -0800
[PATCH] kvm: Fix mmu going crazy of guest sets cr0.wp == 0
The kvm mmu relies on cr0.wp being set even if the guest does not set it.
The
vmx code correctly forces cr0.wp at all times, the svm code does not, so it
can't boot solaris without this patch.
Signed-off-by: Avi Kivity <[EMAIL PROTECTED]>
Cc: Ingo Molnar <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
drivers/kvm/svm.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c
index 85f61dd..6b4de4f 100644
--- a/drivers/kvm/svm.c
+++ b/drivers/kvm/svm.c
@@ -723,7 +723,7 @@ static void svm_set_cr0(struct kvm_vcpu *vcpu, unsigned
long cr0)
}
#endif
vcpu->svm->cr0 = cr0;
- vcpu->svm->vmcb->save.cr0 = cr0 | CR0_PG_MASK;
+ vcpu->svm->vmcb->save.cr0 = cr0 | CR0_PG_MASK | CR0_WP_MASK;
vcpu->cr0 = cr0;
}
-
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