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authorIngo Molnar <mingo@elte.hu>2010-10-13 15:44:24 +0200
committerIngo Molnar <mingo@elte.hu>2010-10-13 15:44:24 +0200
commit3d8a1a6a8af910cc2da566080d111e062a124ba6 (patch)
tree0c78b30a5c7aa083e215222989f982313c5141c0 /arch/powerpc/kernel/head_64.S
parent1b13fe6a6e9986dbc079cbb05090be75edbffa5d (diff)
parent5d0d71569e671239ae0d905ced9b65cd843f99ee (diff)
Merge branch 'amd-iommu/2.6.37' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu into core/iommu
Diffstat (limited to 'arch/powerpc/kernel/head_64.S')
-rw-r--r--arch/powerpc/kernel/head_64.S12
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index 4d6681dce81..c571cd3c145 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -575,13 +575,19 @@ __secondary_start:
/* Initialize the kernel stack. Just a repeat for iSeries. */
LOAD_REG_ADDR(r3, current_set)
sldi r28,r24,3 /* get current_set[cpu#] */
- ldx r1,r3,r28
- addi r1,r1,THREAD_SIZE-STACK_FRAME_OVERHEAD
- std r1,PACAKSAVE(r13)
+ ldx r14,r3,r28
+ addi r14,r14,THREAD_SIZE-STACK_FRAME_OVERHEAD
+ std r14,PACAKSAVE(r13)
/* Do early setup for that CPU (stab, slb, hash table pointer) */
bl .early_setup_secondary
+ /*
+ * setup the new stack pointer, but *don't* use this until
+ * translation is on.
+ */
+ mr r1, r14
+
/* Clear backchain so we get nice backtraces */
li r7,0
mtlr r7