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[PATCH] ppc32: fix CONFIG_TASK_SIZE handling on 40x

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This patch is virtually identical to my previous 44x one.  It removes
0x8000'0000 TASK_SIZE hardcoded assumption from head_4xx.S.

Signed-off-by: Eugene Surovegin <ebs@ebshome.net>
Signed-off-by: Matt Porter <mporter@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Matt Porter 2005-06-21 17:15:22 -07:00 committed by Linus Torvalds
parent a1604f9121
commit 1e5aa8c865
1 changed files with 9 additions and 6 deletions
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15
arch/ppc/kernel/head_4xx.S
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@ -291,8 +291,9 @@ label:
/* 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
li r9, 0
@ -479,8 +480,9 @@ label:
/* 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
li r9, 0
@ -578,8 +580,9 @@ label:
/* 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
li r9, 0