powerpc: Remove STAB code

Old cpus didn't have a Segment Lookaside Buffer (SLB), instead they had
a Segment Table (STAB). Now that we've dropped support for those cpus,
we can remove the STAB support entirely.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h
index bffd89d27301..f7b97b895708 100644
--- a/arch/powerpc/include/asm/reg.h
+++ b/arch/powerpc/include/asm/reg.h
@@ -254,7 +254,7 @@
 #define   DSISR_PROTFAULT       0x08000000      /* protection fault */
 #define   DSISR_ISSTORE         0x02000000      /* access was a store */
 #define   DSISR_DABRMATCH       0x00400000      /* hit data breakpoint */
-#define   DSISR_NOSEGMENT       0x00200000      /* STAB/SLB miss */
+#define   DSISR_NOSEGMENT       0x00200000      /* SLB miss */
 #define   DSISR_KEYFAULT        0x00200000      /* Key fault */
 #define SPRN_TBRL       0x10C   /* Time Base Read Lower Register (user, R/O) */
 #define SPRN_TBRU       0x10D   /* Time Base Read Upper Register (user, R/O) */