diff options
| -rw-r--r-- | arch/powerpc/kernel/head_64.S | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S index 4d6681dce816..c571cd3c1453 100644 --- a/arch/powerpc/kernel/head_64.S +++ b/arch/powerpc/kernel/head_64.S | |||
| @@ -575,13 +575,19 @@ __secondary_start: | |||
| 575 | /* Initialize the kernel stack. Just a repeat for iSeries. */ | 575 | /* Initialize the kernel stack. Just a repeat for iSeries. */ |
| 576 | LOAD_REG_ADDR(r3, current_set) | 576 | LOAD_REG_ADDR(r3, current_set) |
| 577 | sldi r28,r24,3 /* get current_set[cpu#] */ | 577 | sldi r28,r24,3 /* get current_set[cpu#] */ |
| 578 | ldx r1,r3,r28 | 578 | ldx r14,r3,r28 |
| 579 | addi r1,r1,THREAD_SIZE-STACK_FRAME_OVERHEAD | 579 | addi r14,r14,THREAD_SIZE-STACK_FRAME_OVERHEAD |
| 580 | std r1,PACAKSAVE(r13) | 580 | std r14,PACAKSAVE(r13) |
| 581 | 581 | ||
| 582 | /* Do early setup for that CPU (stab, slb, hash table pointer) */ | 582 | /* Do early setup for that CPU (stab, slb, hash table pointer) */ |
| 583 | bl .early_setup_secondary | 583 | bl .early_setup_secondary |
| 584 | 584 | ||
| 585 | /* | ||
| 586 | * setup the new stack pointer, but *don't* use this until | ||
| 587 | * translation is on. | ||
| 588 | */ | ||
| 589 | mr r1, r14 | ||
| 590 | |||
| 585 | /* Clear backchain so we get nice backtraces */ | 591 | /* Clear backchain so we get nice backtraces */ |
| 586 | li r7,0 | 592 | li r7,0 |
| 587 | mtlr r7 | 593 | mtlr r7 |
