The 8xx inverts _PAGE_RW. Lets to it in PTE accessors.
Signed-off-by: Christophe Leroy <christophe.le...@c-s.fr>
---
arch/powerpc/include/asm/pte-8xx.h | 1 +
arch/powerpc/kernel/head_8xx.S | 3 ---
2 files changed, 1 insertion(+), 3 deletions(-)
diff --git a/arch/powerpc/include/asm/pte-8xx.h
b/arch/powerpc/include/asm/pte-8xx.h
index daa4616..57bad0a 100644
--- a/arch/powerpc/include/asm/pte-8xx.h
+++ b/arch/powerpc/include/asm/pte-8xx.h
@@ -57,6 +57,7 @@
#define _PMD_PAGE_8M 0x000c
#define _PTE_NONE_MASK _PAGE_KNLRO
+#define _PTE_HW_INVERTED _PAGE_RW
/* Until my rework is finished, 8xx still needs atomic PTE updates */
#define PTE_ATOMIC_UPDATES 1
diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index 3d4b8ee..807b0db 100644
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -441,9 +441,6 @@ DataStoreTLBMiss:
and r11, r11, r10
rlwimi r10, r11, 0, _PAGE_PRESENT
#endif
- /* invert RW */
- xori r10, r10, _PAGE_RW
-
/* The Linux PTE won't go exactly into the MMU TLB.
* Software indicator bits 22 and 28 must be clear.
* Software indicator bits 24, 25, 26, and 27 must be
--
2.1.0
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