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-rw-r--r--sys/arch/amd64/amd64/locore0.S5
1 files changed, 2 insertions, 3 deletions
diff --git a/sys/arch/amd64/amd64/locore0.S b/sys/arch/amd64/amd64/locore0.S
index 67f6f75ea99..424488bdb33 100644
--- a/sys/arch/amd64/amd64/locore0.S
+++ b/sys/arch/amd64/amd64/locore0.S
@@ -1,4 +1,4 @@
-/* $OpenBSD: locore0.S,v 1.9 2018/07/10 16:01:26 deraadt Exp $ */
+/* $OpenBSD: locore0.S,v 1.10 2018/12/18 21:11:09 guenther Exp $ */
/* $NetBSD: locore.S,v 1.13 2004/03/25 18:33:17 drochner Exp $ */
/*
@@ -223,12 +223,11 @@ bi_size_ok:
* Intel CPU, now check if IA32_ARCH_CAPABILITIES is supported and
* if it says this CPU is safe.
*/
- movl $0x0, %eax
- cpuid
cmpl $0x7, %eax
jl .Lcpu_check_finished
movl $0x7, %eax
+ xorl %ecx,%ecx
cpuid
testl $SEFF0EDX_ARCH_CAP, %edx
jz .Lcpu_check_finished