[PATCH kernel] KVM: PPC: Fix compile when CONFIG_PPC_RADIX_MMU is not defined

Alexey Kardashevskiy aik at ozlabs.ru
Mon Jan 14 11:38:49 AEDT 2019


This adds some stubs for hash only configs.

Signed-off-by: Alexey Kardashevskiy <aik at ozlabs.ru>
---
 .../include/asm/book3s/64/tlbflush-radix.h    | 30 +++++++++++++++----
 1 file changed, 24 insertions(+), 6 deletions(-)

diff --git a/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h b/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h
index 671316f..05147cec 100644
--- a/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h
+++ b/arch/powerpc/include/asm/book3s/64/tlbflush-radix.h
@@ -13,8 +13,32 @@ static inline int mmu_get_ap(int psize)
 
 #ifdef CONFIG_PPC_RADIX_MMU
 extern void radix__tlbiel_all(unsigned int action);
+extern void radix__flush_tlb_lpid_page(unsigned int lpid,
+					unsigned long addr,
+					unsigned long page_size);
+extern void radix__flush_pwc_lpid(unsigned int lpid);
+extern void radix__flush_tlb_lpid(unsigned int lpid);
+extern void radix__local_flush_tlb_lpid_guest(unsigned int lpid);
 #else
 static inline void radix__tlbiel_all(unsigned int action) { WARN_ON(1); };
+static inline void radix__flush_tlb_lpid_page(unsigned int lpid,
+					unsigned long addr,
+					unsigned long page_size)
+{
+	WARN_ON(1);
+}
+static inline void radix__flush_pwc_lpid(unsigned int lpid)
+{
+	WARN_ON(1);
+}
+static inline void radix__flush_tlb_lpid(unsigned int lpid)
+{
+	WARN_ON(1);
+}
+static inline void radix__local_flush_tlb_lpid_guest(unsigned int lpid)
+{
+	WARN_ON(1);
+}
 #endif
 
 extern void radix__flush_hugetlb_tlb_range(struct vm_area_struct *vma,
@@ -49,12 +73,6 @@ extern void radix__flush_tlb_pwc(struct mmu_gather *tlb, unsigned long addr);
 extern void radix__flush_tlb_collapsed_pmd(struct mm_struct *mm, unsigned long addr);
 extern void radix__flush_tlb_all(void);
 
-extern void radix__flush_tlb_lpid_page(unsigned int lpid,
-					unsigned long addr,
-					unsigned long page_size);
-extern void radix__flush_pwc_lpid(unsigned int lpid);
-extern void radix__flush_tlb_lpid(unsigned int lpid);
 extern void radix__local_flush_tlb_lpid(unsigned int lpid);
-extern void radix__local_flush_tlb_lpid_guest(unsigned int lpid);
 
 #endif
-- 
2.17.1



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