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-rw-r--r--arch/powerpc/include/asm/bug.h1
-rw-r--r--arch/powerpc/kernel/exceptions-64s.S4
-rw-r--r--arch/powerpc/mm/fault.c7
3 files changed, 9 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/bug.h b/arch/powerpc/include/asm/bug.h
index 4220789b9a97..8f09ddae9305 100644
--- a/arch/powerpc/include/asm/bug.h
+++ b/arch/powerpc/include/asm/bug.h
@@ -114,6 +114,7 @@ struct pt_regs;
long do_page_fault(struct pt_regs *);
void bad_page_fault(struct pt_regs *, int);
void __bad_page_fault(struct pt_regs *regs, int sig);
+void do_bad_page_fault_segv(struct pt_regs *regs);
extern void _exception(int, struct pt_regs *, int, unsigned long);
extern void _exception_pkey(struct pt_regs *, unsigned long, int);
extern void die(const char *, struct pt_regs *, long);
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 33f88a1dcd08..fc793fa3fdf8 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -2151,9 +2151,7 @@ EXC_COMMON_BEGIN(h_data_storage_common)
GEN_COMMON h_data_storage
addi r3,r1,STACK_FRAME_OVERHEAD
BEGIN_MMU_FTR_SECTION
- ld r4,_DAR(r1)
- li r5,SIGSEGV
- bl bad_page_fault
+ bl do_bad_page_fault_segv
MMU_FTR_SECTION_ELSE
bl unknown_exception
ALT_MMU_FTR_SECTION_END_IFSET(MMU_FTR_TYPE_RADIX)
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 5dd3248b47c7..e476d7701413 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -615,3 +615,10 @@ void bad_page_fault(struct pt_regs *regs, int sig)
else
__bad_page_fault(regs, sig);
}
+
+#ifdef CONFIG_PPC_BOOK3S_64
+void do_bad_page_fault_segv(struct pt_regs *regs)
+{
+ bad_page_fault(regs, SIGSEGV);
+}
+#endif