[PATCH v3 05/10] KVM: x86/mmu: Use BIT{,_ULL}() for PFERR masks

David Matlack
2022-10-31T18:01:08Z

Use the preferred BIT() and BIT_ULL() to construct the PFERR masks
rather than open-coding the bit shifting.

No functional change intended.

Signed-off-by: David Matlack <dmatlack@google.com>
Reviewed-by: Sean Christopherson <seanjc@google.com>
---
arch/x86/include/asm/kvm_host.h | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 415113dea951..716f165cfa10 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -256,16 +256,16 @@ enum x86_intercept_stage;
#define PFERR_GUEST_PAGE_BIT 33
#define PFERR_IMPLICIT_ACCESS_BIT 48

-#define PFERR_PRESENT_MASK (1U << PFERR_PRESENT_BIT)
-#define PFERR_WRITE_MASK (1U << PFERR_WRITE_BIT)
-#define PFERR_USER_MASK (1U << PFERR_USER_BIT)
-#define PFERR_RSVD_MASK (1U << PFERR_RSVD_BIT)
-#define PFERR_FETCH_MASK (1U << PFERR_FETCH_BIT)
-#define PFERR_PK_MASK (1U << PFERR_PK_BIT)
-#define PFERR_SGX_MASK (1U << PFERR_SGX_BIT)
-#define PFERR_GUEST_FINAL_MASK (1ULL << PFERR_GUEST_FINAL_BIT)
-#define PFERR_GUEST_PAGE_MASK (1ULL << PFERR_GUEST_PAGE_BIT)
-#define PFERR_IMPLICIT_ACCESS (1ULL << PFERR_IMPLICIT_ACCESS_BIT)
+#define PFERR_PRESENT_MASK BIT(PFERR_PRESENT_BIT)
+#define PFERR_WRITE_MASK BIT(PFERR_WRITE_BIT)
+#define PFERR_USER_MASK BIT(PFERR_USER_BIT)
+#define PFERR_RSVD_MASK BIT(PFERR_RSVD_BIT)
+#define PFERR_FETCH_MASK BIT(PFERR_FETCH_BIT)
+#define PFERR_PK_MASK BIT(PFERR_PK_BIT)
+#define PFERR_SGX_MASK BIT(PFERR_SGX_BIT)
+#define PFERR_GUEST_FINAL_MASK BIT_ULL(PFERR_GUEST_FINAL_BIT)
+#define PFERR_GUEST_PAGE_MASK BIT_ULL(PFERR_GUEST_PAGE_BIT)
+#define PFERR_IMPLICIT_ACCESS BIT_ULL(PFERR_IMPLICIT_ACCESS_BIT)

#define PFERR_NESTED_GUEST_PAGE (PFERR_GUEST_PAGE_MASK | \
PFERR_WRITE_MASK | \
--
2.38.1.273.g43a17bfeac-goog