powerpc/8xx: Use symbolic names for DSISR bits in DSI

Use symbolic names for DSISR bits in DSI

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index 778a0e1..a1c2a2c 100644 (file)
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -595,7 +595,7 @@ DARFixed:/* Return from dcbx instruction bug workaround */
        mfspr   r5,SPRN_DSISR
        stw     r5,_DSISR(r11)
        mfspr   r4,SPRN_DAR
-       andis.  r10,r5,0x4000
+       andis.  r10,r5,DSISR_NOHPTE@h
        beq+    1f
        tlbie   r4
 dtlbie:

diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index f88fac3..4797d08 100644 (file)
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -354,7 +354,7 @@ static void sanity_check_fault(bool is_write, unsigned long error_code) { }
 #else
 #define page_fault_is_write(__err)     ((__err) & DSISR_ISSTORE)
 #if defined(CONFIG_PPC_8xx)
-#define page_fault_is_bad(__err)       ((__err) & 0x10000000)
+#define page_fault_is_bad(__err)       ((__err) & DSISR_NOEXEC_OR_G)
 #elif defined(CONFIG_PPC64)
 #define page_fault_is_bad(__err)       ((__err) & DSISR_BAD_FAULT_64S)
 #else