Hi Nadav, On Wed, Jun 18, 2014 at 05:21:19PM +0300, Nadav Amit wrote: >Recent Intel CPUs have 10 variable range MTRRs. Since operating systems >sometime make assumptions on CPUs while they ignore capability MSRs, it is >better for KVM to be consistent with recent CPUs. Reporting more MTRRs than >actually supported has no functional implications. > >Signed-off-by: Nadav Amit <namit@xxxxxxxxxxxxxxxxx> >--- > arch/x86/include/asm/kvm_host.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > >diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h >index 4931415..0bab29d 100644 >--- a/arch/x86/include/asm/kvm_host.h >+++ b/arch/x86/include/asm/kvm_host.h >@@ -95,7 +95,7 @@ static inline gfn_t gfn_to_index(gfn_t gfn, gfn_t base_gfn, int level) > #define KVM_REFILL_PAGES 25 > #define KVM_MAX_CPUID_ENTRIES 80 > #define KVM_NR_FIXED_MTRR_REGION 88 >-#define KVM_NR_VAR_MTRR 8 >+#define KVM_NR_VAR_MTRR 10 > We observed that there is obvious regression caused by this commit, 32bit win7 guest show blue screen during boot. Regards, Wanpeng Li > #define ASYNC_PF_PER_VCPU 64 > >-- >1.9.1 > >-- >To unsubscribe from this list: send the line "unsubscribe kvm" in >the body of a message to majordomo@xxxxxxxxxxxxxxx >More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html