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

Subsystems: linux for powerpc (32-bit and 64-bit), the rest

STALE2825d

2 messages, 2 authors, 2019-01-24 · open the first message on its own page

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

From: Alexey Kardashevskiy <hidden>
Date: 2019-01-14 00:40:32

This adds some stubs for hash only configs.

Signed-off-by: Alexey Kardashevskiy <redacted>
---
 .../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

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

From: Michael Ellerman <hidden>
Date: 2019-01-24 04:05:43

On Mon, 2019-01-14 at 00:38:49 UTC, Alexey Kardashevskiy wrote:
This adds some stubs for hash only configs.

Signed-off-by: Alexey Kardashevskiy <redacted>
Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/cd6b8a631c5de3a6b7c8ef30337fd02b

cheers
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