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-rw-r--r--arch/ppc/kernel/head_44x.S15
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/ppc/kernel/head_44x.S b/arch/ppc/kernel/head_44x.S
index 9b6a8e513657..6c7ae6052464 100644
--- a/arch/ppc/kernel/head_44x.S
+++ b/arch/ppc/kernel/head_44x.S
@@ -330,8 +330,9 @@ interrupt_base:
/* If we are faulting a kernel address, we have to use the
* kernel page tables.
*/
- andis. r11, r10, 0x8000
- beq 3f
+ lis r11, TASK_SIZE@h
+ cmplw r10, r11
+ blt+ 3f
lis r11, swapper_pg_dir@h
ori r11, r11, swapper_pg_dir@l
@@ -464,8 +465,9 @@ interrupt_base:
/* If we are faulting a kernel address, we have to use the
* kernel page tables.
*/
- andis. r11, r10, 0x8000
- beq 3f
+ lis r11, TASK_SIZE@h
+ cmplw r10, r11
+ blt+ 3f
lis r11, swapper_pg_dir@h
ori r11, r11, swapper_pg_dir@l
@@ -533,8 +535,9 @@ interrupt_base:
/* If we are faulting a kernel address, we have to use the
* kernel page tables.
*/
- andis. r11, r10, 0x8000
- beq 3f
+ lis r11, TASK_SIZE@h
+ cmplw r10, r11
+ blt+ 3f
lis r11, swapper_pg_dir@h
ori r11, r11, swapper_pg_dir@l