diff options
-rw-r--r-- | arch/powerpc/kernel/process.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 678ff132e8b0..0a3216433051 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c | |||
@@ -284,14 +284,13 @@ int set_dabr(unsigned long dabr) | |||
284 | return ppc_md.set_dabr(dabr); | 284 | return ppc_md.set_dabr(dabr); |
285 | 285 | ||
286 | /* XXX should we have a CPU_FTR_HAS_DABR ? */ | 286 | /* XXX should we have a CPU_FTR_HAS_DABR ? */ |
287 | #if defined(CONFIG_PPC64) || defined(CONFIG_6xx) | ||
288 | mtspr(SPRN_DABR, dabr); | ||
289 | #endif | ||
290 | |||
291 | #if defined(CONFIG_BOOKE) | 287 | #if defined(CONFIG_BOOKE) |
292 | mtspr(SPRN_DAC1, dabr); | 288 | mtspr(SPRN_DAC1, dabr); |
289 | #elif defined(CONFIG_PPC_BOOK3S) | ||
290 | mtspr(SPRN_DABR, dabr); | ||
293 | #endif | 291 | #endif |
294 | 292 | ||
293 | |||
295 | return 0; | 294 | return 0; |
296 | } | 295 | } |
297 | 296 | ||
@@ -372,15 +371,16 @@ struct task_struct *__switch_to(struct task_struct *prev, | |||
372 | 371 | ||
373 | #endif /* CONFIG_SMP */ | 372 | #endif /* CONFIG_SMP */ |
374 | 373 | ||
375 | if (unlikely(__get_cpu_var(current_dabr) != new->thread.dabr)) | ||
376 | set_dabr(new->thread.dabr); | ||
377 | |||
378 | #if defined(CONFIG_BOOKE) | 374 | #if defined(CONFIG_BOOKE) |
379 | /* If new thread DAC (HW breakpoint) is the same then leave it */ | 375 | /* If new thread DAC (HW breakpoint) is the same then leave it */ |
380 | if (new->thread.dabr) | 376 | if (new->thread.dabr) |
381 | set_dabr(new->thread.dabr); | 377 | set_dabr(new->thread.dabr); |
378 | #else | ||
379 | if (unlikely(__get_cpu_var(current_dabr) != new->thread.dabr)) | ||
380 | set_dabr(new->thread.dabr); | ||
382 | #endif | 381 | #endif |
383 | 382 | ||
383 | |||
384 | new_thread = &new->thread; | 384 | new_thread = &new->thread; |
385 | old_thread = ¤t->thread; | 385 | old_thread = ¤t->thread; |
386 | 386 | ||