powerpc: Remove dead code in sycall entry

In:
  commit 68fbff7f921afbb7462f09782cdae87385212e16
  Author: Michael Neuling <mikey@neuling.org>
  powerpc: Turn syscall handler into macros

We converted the syscall entry code onto macros, but in doing this we
introduced some cruft that's never run and should never have been added.

This removes that code.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index d9c650ec7dac2ee047e5c9ab32d4dda61d31d808..3afd3915921a267496eb63c329570cee1906bf14 100644 (file)
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -54,14 +54,6 @@ END_FTR_SECTION_IFSET(CPU_FTR_REAL_LE)                               \
        xori    r12,r12,MSR_LE ;                                \
        mtspr   SPRN_SRR1,r12 ;                                 \
        rfid ;          /* return to userspace */               \
-       b       . ;                                             \
-2:     mfspr   r12,SPRN_SRR1 ;                                 \
-       andi.   r12,r12,MSR_PR ;                                \
-       bne     0b ;                                            \
-       mtspr   SPRN_SRR0,r3 ;                                  \
-       mtspr   SPRN_SRR1,r4 ;                                  \
-       mtspr   SPRN_SDR1,r5 ;                                  \
-       rfid ;                                                  \
        b       . ;     /* prevent speculative execution */
 
 #if defined(CONFIG_RELOCATABLE)