If we're not gonna do anything (case in which failure is already
reported), we do not need to even bother with calculating the linear rip.
This is a nitpick, but I saw it while doing some testing, so here's
the patch.
Signed-off-by: Glauber Costa <[EMAIL PROTECTED]>
---
arch/x86/kvm/x86.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 77fb2bd..191fef1 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -2026,11 +2026,11 @@ void kvm_report_emulation_failure(struct kvm_vcpu
*vcpu, const char *context)
unsigned long rip = vcpu->arch.rip;
unsigned long rip_linear;
- rip_linear = rip + get_segment_base(vcpu, VCPU_SREG_CS);
-
if (reported)
return;
+ rip_linear = rip + get_segment_base(vcpu, VCPU_SREG_CS);
+
emulator_read_std(rip_linear, (void *)opcodes, 4, vcpu);
printk(KERN_ERR "emulation failed (%s) rip %lx %02x %02x %02x %02x\n",
--
1.5.4.5
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