diff options
Diffstat (limited to 'arch/powerpc/include/asm/interrupt.h')
-rw-r--r-- | arch/powerpc/include/asm/interrupt.h | 45 |
1 files changed, 24 insertions, 21 deletions
diff --git a/arch/powerpc/include/asm/interrupt.h b/arch/powerpc/include/asm/interrupt.h index fc28f46d2f9d..f964ef5c57d8 100644 --- a/arch/powerpc/include/asm/interrupt.h +++ b/arch/powerpc/include/asm/interrupt.h @@ -123,9 +123,6 @@ static inline void nap_adjust_return(struct pt_regs *regs) #endif } -struct interrupt_state { -}; - static inline void booke_restore_dbcr0(void) { #ifdef CONFIG_PPC_ADV_DEBUG_REGS @@ -138,7 +135,7 @@ static inline void booke_restore_dbcr0(void) #endif } -static inline void interrupt_enter_prepare(struct pt_regs *regs, struct interrupt_state *state) +static inline void interrupt_enter_prepare(struct pt_regs *regs) { #ifdef CONFIG_PPC32 if (!arch_irq_disabled_regs(regs)) @@ -228,17 +225,17 @@ static inline void interrupt_enter_prepare(struct pt_regs *regs, struct interrup * However interrupt_nmi_exit_prepare does return directly to regs, because * NMIs do not do "exit work" or replay soft-masked interrupts. */ -static inline void interrupt_exit_prepare(struct pt_regs *regs, struct interrupt_state *state) +static inline void interrupt_exit_prepare(struct pt_regs *regs) { } -static inline void interrupt_async_enter_prepare(struct pt_regs *regs, struct interrupt_state *state) +static inline void interrupt_async_enter_prepare(struct pt_regs *regs) { #ifdef CONFIG_PPC64 /* Ensure interrupt_enter_prepare does not enable MSR[EE] */ local_paca->irq_happened |= PACA_IRQ_HARD_DIS; #endif - interrupt_enter_prepare(regs, state); + interrupt_enter_prepare(regs); #ifdef CONFIG_PPC_BOOK3S_64 /* * RI=1 is set by interrupt_enter_prepare, so this thread flags access @@ -251,7 +248,7 @@ static inline void interrupt_async_enter_prepare(struct pt_regs *regs, struct in irq_enter(); } -static inline void interrupt_async_exit_prepare(struct pt_regs *regs, struct interrupt_state *state) +static inline void interrupt_async_exit_prepare(struct pt_regs *regs) { /* * Adjust at exit so the main handler sees the true NIA. This must @@ -262,7 +259,7 @@ static inline void interrupt_async_exit_prepare(struct pt_regs *regs, struct int nap_adjust_return(regs); irq_exit(); - interrupt_exit_prepare(regs, state); + interrupt_exit_prepare(regs); } struct interrupt_nmi_state { @@ -447,13 +444,11 @@ static __always_inline void ____##func(struct pt_regs *regs); \ \ interrupt_handler void func(struct pt_regs *regs) \ { \ - struct interrupt_state state; \ - \ - interrupt_enter_prepare(regs, &state); \ + interrupt_enter_prepare(regs); \ \ ____##func (regs); \ \ - interrupt_exit_prepare(regs, &state); \ + interrupt_exit_prepare(regs); \ } \ NOKPROBE_SYMBOL(func); \ \ @@ -482,14 +477,13 @@ static __always_inline long ____##func(struct pt_regs *regs); \ \ interrupt_handler long func(struct pt_regs *regs) \ { \ - struct interrupt_state state; \ long ret; \ \ - interrupt_enter_prepare(regs, &state); \ + interrupt_enter_prepare(regs); \ \ ret = ____##func (regs); \ \ - interrupt_exit_prepare(regs, &state); \ + interrupt_exit_prepare(regs); \ \ return ret; \ } \ @@ -518,13 +512,11 @@ static __always_inline void ____##func(struct pt_regs *regs); \ \ interrupt_handler void func(struct pt_regs *regs) \ { \ - struct interrupt_state state; \ - \ - interrupt_async_enter_prepare(regs, &state); \ + interrupt_async_enter_prepare(regs); \ \ ____##func (regs); \ \ - interrupt_async_exit_prepare(regs, &state); \ + interrupt_async_exit_prepare(regs); \ } \ NOKPROBE_SYMBOL(func); \ \ @@ -612,7 +604,7 @@ DECLARE_INTERRUPT_HANDLER_RAW(do_slb_fault); DECLARE_INTERRUPT_HANDLER(do_bad_segment_interrupt); /* hash_utils.c */ -DECLARE_INTERRUPT_HANDLER_RAW(do_hash_fault); +DECLARE_INTERRUPT_HANDLER(do_hash_fault); /* fault.c */ DECLARE_INTERRUPT_HANDLER(do_page_fault); @@ -644,6 +636,17 @@ static inline void interrupt_cond_local_irq_enable(struct pt_regs *regs) local_irq_enable(); } +long system_call_exception(long r3, long r4, long r5, long r6, long r7, long r8, + unsigned long r0, struct pt_regs *regs); +notrace unsigned long syscall_exit_prepare(unsigned long r3, struct pt_regs *regs, long scv); +notrace unsigned long interrupt_exit_user_prepare(struct pt_regs *regs); +notrace unsigned long interrupt_exit_kernel_prepare(struct pt_regs *regs); +#ifdef CONFIG_PPC64 +unsigned long syscall_exit_restart(unsigned long r3, struct pt_regs *regs); +unsigned long interrupt_exit_user_restart(struct pt_regs *regs); +unsigned long interrupt_exit_kernel_restart(struct pt_regs *regs); +#endif + #endif /* __ASSEMBLY__ */ #endif /* _ASM_POWERPC_INTERRUPT_H */ |