[POWERPC] iSeries: Make iseries_reg_save private to iSeries

Now that we have the alpaca, the reg_save_ptr is no longer needed in the
paca.  Eradicate all global uses of it and make it static in the iSeries
lpardata.c

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 1 insertions, 11 deletions

diff --git a/include/asm-powerpc/paca.h b/include/asm-powerpc/paca.h
index 748b35ab37b5..eb61b9c1edfd 100644
--- a/include/asm-powerpc/paca.h
+++ b/include/asm-powerpc/paca.h
@@ -42,10 +42,7 @@ struct task_struct;
  * Defines the layout of the paca.
  *
  * This structure is not directly accessed by firmware or the service
- * processor except for the first two pointers that point to the
- * lppaca area and the ItLpRegSave area for this CPU.  The lppaca
- * object is currently contained within the PACA but it doesn't need
- * to be.
+ * processor.
  */
 struct paca_struct {
         /*
@@ -55,14 +52,7 @@ struct paca_struct {
          * avoid cacheline bouncing.
          */
 
-        /*
-         * MAGIC: These first two pointers can't be moved - they're
-         * accessed by the firmware
-         */
         struct lppaca *lppaca_ptr;      /* Pointer to LpPaca for PLIC */
-#ifdef CONFIG_PPC_ISERIES
-        void *reg_save_ptr; /* Pointer to LpRegSave for PLIC */
-#endif /* CONFIG_PPC_ISERIES */
 
         /*
          * MAGIC: the spinlock functions in arch/powerpc/lib/locks.c