1 files changed, 6 insertions, 0 deletions

diff --git a/arch/powerpc/include/asm/mmu-hash64.h b/arch/powerpc/include/asm/mmu-hash64.h
index ae7b3efec8e5..d865bd909c7d 100644
--- a/arch/powerpc/include/asm/mmu-hash64.h
+++ b/arch/powerpc/include/asm/mmu-hash64.h
@@ -408,6 +408,7 @@ static inline void subpage_prot_init_new_context(struct mm_struct *mm) { }
 #endif /* CONFIG_PPC_SUBPAGE_PROT */
 
 typedef unsigned long mm_context_id_t;
+struct spinlock;
 
 typedef struct {
         mm_context_id_t id;
@@ -423,6 +424,11 @@ typedef struct {
 #ifdef CONFIG_PPC_SUBPAGE_PROT
         struct subpage_prot_table spt;
 #endif /* CONFIG_PPC_SUBPAGE_PROT */
+#ifdef CONFIG_PPC_ICSWX
+        struct spinlock *cop_lockp; /* guard acop and cop_pid */
+        unsigned long acop;     /* mask of enabled coprocessor types */
+        unsigned int cop_pid;   /* pid value used with coprocessors */
+#endif /* CONFIG_PPC_ICSWX */
 } mm_context_t;