diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sh/include/asm/fpu.h | 1 | ||||
| -rw-r--r-- | arch/sh/kernel/process_32.c | 10 |
2 files changed, 4 insertions, 7 deletions
diff --git a/arch/sh/include/asm/fpu.h b/arch/sh/include/asm/fpu.h index d7709c06fac..fb6bbb9b1cc 100644 --- a/arch/sh/include/asm/fpu.h +++ b/arch/sh/include/asm/fpu.h @@ -25,6 +25,7 @@ void fpu_state_restore(struct pt_regs *regs); #define save_fpu(tsk) do { } while (0) #define release_fpu(regs) do { } while (0) #define grab_fpu(regs) do { } while (0) +#define fpu_state_restore(regs) do { } while (0) #endif diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c index d721f9297c0..d8af889366a 100644 --- a/arch/sh/kernel/process_32.c +++ b/arch/sh/kernel/process_32.c @@ -300,13 +300,11 @@ __switch_to(struct task_struct *prev, struct task_struct *next) { struct thread_struct *next_t = &next->thread; -#if defined(CONFIG_SH_FPU) unlazy_fpu(prev, task_pt_regs(prev)); /* we're going to use this soon, after a few expensive things */ if (next->fpu_counter > 5) prefetch(&next_t->fpu.hard); -#endif #ifdef CONFIG_MMU /* @@ -337,15 +335,13 @@ __switch_to(struct task_struct *prev, struct task_struct *next) #endif } -#if defined(CONFIG_SH_FPU) - /* If the task has used fpu the last 5 timeslices, just do a full + /* + * If the task has used fpu the last 5 timeslices, just do a full * restore of the math state immediately to avoid the trap; the * chances of needing FPU soon are obviously high now */ - if (next->fpu_counter > 5) { + if (next->fpu_counter > 5) fpu_state_restore(task_pt_regs(next)); - } -#endif return prev; } |