Messages in this thread Patch in this message | | | From | Peng Hao <> | Subject | [PATCH] kvm/x86 : avoid shifting signed 32-bit value by 31 bits | Date | Thu, 4 Oct 2018 13:47:18 -0400 |
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From: Peng Hao <peng.hao2@zte.com.cn>
modify AVIC_LOGICAL_ID_ENTRY_VALID_MASK to unsigned
Signed-off-by: Peng Hao <peng.hao2@zte.com.cn> --- arch/x86/kvm/svm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index d96092b..bf1ded4 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -262,7 +262,7 @@ struct amd_svm_iommu_ir { }; #define AVIC_LOGICAL_ID_ENTRY_GUEST_PHYSICAL_ID_MASK (0xFF) -#define AVIC_LOGICAL_ID_ENTRY_VALID_MASK (1 << 31) +#define AVIC_LOGICAL_ID_ENTRY_VALID_MASK (1UL << 31) #define AVIC_PHYSICAL_ID_ENTRY_HOST_PHYSICAL_ID_MASK (0xFFULL) #define AVIC_PHYSICAL_ID_ENTRY_BACKING_PAGE_MASK (0xFFFFFFFFFFULL << 12) -- 1.8.3.1
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