[PATCH] KVM: PPC: move compute_tlbie_rb to book3s_64 common header

Andreas Schwab
2011-11-08T17:08:52Z

compute_tlbie_rb is only used on ppc64 and cannot be compiled on ppc32.

Signed-off-by: Andreas Schwab <schwab@linux-m68k.org>
---
arch/powerpc/include/asm/kvm_book3s.h | 33 ------------------------------
arch/powerpc/include/asm/kvm_book3s_64.h | 33 ++++++++++++++++++++++++++++++
2 files changed, 33 insertions(+), 33 deletions(-)

diff --git a/arch/powerpc/include/asm/kvm_book3s.h b/arch/powerpc/include/asm/kvm_book3s.h
index a384ffd..db73fa3 100644
--- a/arch/powerpc/include/asm/kvm_book3s.h
+++ b/arch/powerpc/include/asm/kvm_book3s.h
@@ -383,39 +383,6 @@ static inline bool kvmppc_critical_section(struct kvm_vcpu *vcpu)
}
#endif

-static inline unsigned long compute_tlbie_rb(unsigned long v, unsigned long r,
- unsigned long pte_index)
-{
- unsigned long rb, va_low;
-
- rb = (v & ~0x7fUL) << 16; /* AVA field */
- va_low = pte_index >> 3;
- if (v & HPTE_V_SECONDARY)
- va_low = ~va_low;
- /* xor vsid from AVA */
- if (!(v & HPTE_V_1TB_SEG))
- va_low ^= v >> 12;
- else
- va_low ^= v >> 24;
- va_low &= 0x7ff;
- if (v & HPTE_V_LARGE) {
- rb |= 1; /* L field */
- if (cpu_has_feature(CPU_FTR_ARCH_206) &&
- (r & 0xff000)) {
- /* non-16MB large page, must be 64k */
- /* (masks depend on page size) */
- rb |= 0x1000; /* page encoding in LP field */
- rb |= (va_low & 0x7f) << 16; /* 7b of VA in AVA/LP field */
- rb |= (va_low & 0xfe); /* AVAL field (P7 doesn't seem to care) */
- }
- } else {
- /* 4kB page */
- rb |= (va_low & 0x7ff) << 12; /* remaining 11b of VA */
- }
- rb |= (v >> 54) & 0x300; /* B field */
- return rb;
-}
-
/* Magic register values loaded into r3 and r4 before the 'sc' assembly
* instruction for the OSI hypercalls */
#define OSI_SC_MAGIC_R3 0x113724FA
diff --git a/arch/powerpc/include/asm/kvm_book3s_64.h b/arch/powerpc/include/asm/kvm_book3s_64.h
index e43fe42..d0ac94f 100644
--- a/arch/powerpc/include/asm/kvm_book3s_64.h
+++ b/arch/powerpc/include/asm/kvm_book3s_64.h
@@ -29,4 +29,37 @@ static inline struct kvmppc_book3s_shadow_vcpu *to_svcpu(struct kvm_vcpu *vcpu)

#define SPAPR_TCE_SHIFT 12

+static inline unsigned long compute_tlbie_rb(unsigned long v, unsigned long r,
+ unsigned long pte_index)
+{
+ unsigned long rb, va_low;
+
+ rb = (v & ~0x7fUL) << 16; /* AVA field */
+ va_low = pte_index >> 3;
+ if (v & HPTE_V_SECONDARY)
+ va_low = ~va_low;
+ /* xor vsid from AVA */
+ if (!(v & HPTE_V_1TB_SEG))
+ va_low ^= v >> 12;
+ else
+ va_low ^= v >> 24;
+ va_low &= 0x7ff;
+ if (v & HPTE_V_LARGE) {
+ rb |= 1; /* L field */
+ if (cpu_has_feature(CPU_FTR_ARCH_206) &&
+ (r & 0xff000)) {
+ /* non-16MB large page, must be 64k */
+ /* (masks depend on page size) */
+ rb |= 0x1000; /* page encoding in LP field */
+ rb |= (va_low & 0x7f) << 16; /* 7b of VA in AVA/LP field */
+ rb |= (va_low & 0xfe); /* AVAL field (P7 doesn't seem to care) */
+ }
+ } else {
+ /* 4kB page */
+ rb |= (va_low & 0x7ff) << 12; /* remaining 11b of VA */
+ }
+ rb |= (v >> 54) & 0x300; /* B field */
+ return rb;
+}
+
#endif /* __ASM_KVM_BOOK3S_64_H__ */
--
1.7.7.2

--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."