diff options
Diffstat (limited to 'arch/powerpc')
-rw-r--r-- | arch/powerpc/include/asm/switch_to.h | 4 | ||||
-rw-r--r-- | arch/powerpc/kernel/process.c | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/switch_to.h b/arch/powerpc/include/asm/switch_to.h index 200d763..50b357f 100644 --- a/arch/powerpc/include/asm/switch_to.h +++ b/arch/powerpc/include/asm/switch_to.h @@ -30,6 +30,10 @@ extern void enable_kernel_spe(void); extern void giveup_spe(struct task_struct *); extern void load_up_spe(struct task_struct *); +#ifdef CONFIG_PPC_ADV_DEBUG_REGS +extern void switch_booke_debug_regs(struct thread_struct *new_thread); +#endif + #ifndef CONFIG_SMP extern void discard_lazy_cpu_state(void); #else diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 8143067..5f3d9db 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -354,12 +354,13 @@ static void prime_debug_regs(struct thread_struct *thread) * debug registers, set the debug registers from the values * stored in the new thread. */ -static void switch_booke_debug_regs(struct thread_struct *new_thread) +void switch_booke_debug_regs(struct thread_struct *new_thread) { if ((current->thread.dbcr0 & DBCR0_IDM) || (new_thread->dbcr0 & DBCR0_IDM)) prime_debug_regs(new_thread); } +EXPORT_SYMBOL(switch_booke_debug_regs); #else /* !CONFIG_PPC_ADV_DEBUG_REGS */ #ifndef CONFIG_HAVE_HW_BREAKPOINT static void set_debug_reg_defaults(struct thread_struct *thread) |