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-rw-r--r--arch/powerpc/include/asm/paca.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
index 70bd438..1cc6e08 100644
--- a/arch/powerpc/include/asm/paca.h
+++ b/arch/powerpc/include/asm/paca.h
@@ -131,7 +131,9 @@ struct paca_struct {
struct tlb_core_data tcd;
#endif /* CONFIG_PPC_BOOK3E */
+#ifdef CONFIG_PPC_BOOK3S
mm_context_t context;
+#endif
/*
* then miscellaneous read-write fields
@@ -194,6 +196,15 @@ struct paca_struct {
#endif
};
+#ifdef CONFIG_PPC_BOOK3S
+static inline void copy_mm_to_paca(mm_context_t *context)
+{
+ get_paca()->context = *context;
+}
+#else
+static inline void copy_mm_to_paca(mm_context_t *context){}
+#endif
+
extern struct paca_struct *paca;
extern void initialise_paca(struct paca_struct *new_paca, int cpu);
extern void setup_paca(struct paca_struct *new_paca);