arm/arm64: KVM: Remove hyp_kern_va helper
authorMarc Zyngier <marc.zyngier@arm.com>
Thu, 30 Jun 2016 17:40:36 +0000 (18:40 +0100)
committerChristoffer Dall <christoffer.dall@linaro.org>
Sun, 3 Jul 2016 21:41:27 +0000 (23:41 +0200)
hyp_kern_va is now completely unused, so let's remove it entirely.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
arch/arm/include/asm/kvm_hyp.h
arch/arm64/include/asm/kvm_hyp.h

index f0e8607..e38fce2 100644 (file)
@@ -26,7 +26,6 @@
 #define __hyp_text __section(.hyp.text) notrace
 
 #define kern_hyp_va(v) (v)
-#define hyp_kern_va(v) (v)
 
 #define __ACCESS_CP15(CRn, Op1, CRm, Op2)      \
        "mrc", "mcr", __stringify(p15, Op1, %0, CRn, CRm, Op2), u32
index 44eaff7..1d81f9a 100644 (file)
@@ -36,18 +36,6 @@ static inline unsigned long __kern_hyp_va(unsigned long v)
 
 #define kern_hyp_va(v) (typeof(v))(__kern_hyp_va((unsigned long)(v)))
 
-static inline unsigned long __hyp_kern_va(unsigned long v)
-{
-       u64 offset = PAGE_OFFSET - HYP_PAGE_OFFSET;
-       asm volatile(ALTERNATIVE("add %0, %0, %1",
-                                "nop",
-                                ARM64_HAS_VIRT_HOST_EXTN)
-                    : "+r" (v) : "r" (offset));
-       return v;
-}
-
-#define hyp_kern_va(v) (typeof(v))(__hyp_kern_va((unsigned long)(v)))
-
 #define read_sysreg_elx(r,nvh,vh)                                      \
        ({                                                              \
                u64 reg;                                                \