diff options
Diffstat (limited to 'arch/powerpc/include/asm/ptrace.h')
-rw-r--r-- | arch/powerpc/include/asm/ptrace.h | 52 |
1 files changed, 42 insertions, 10 deletions
diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h index e06d61b668d4..5d69dafd80ad 100644 --- a/arch/powerpc/include/asm/ptrace.h +++ b/arch/powerpc/include/asm/ptrace.h @@ -123,6 +123,47 @@ struct pt_regs #endif /* __powerpc64__ */ #ifndef __ASSEMBLY__ +#include <asm/paca.h> + +#ifdef CONFIG_SMP +extern unsigned long profile_pc(struct pt_regs *regs); +#else +#define profile_pc(regs) instruction_pointer(regs) +#endif + +long do_syscall_trace_enter(struct pt_regs *regs); +void do_syscall_trace_leave(struct pt_regs *regs); + +static inline void regs_set_return_ip(struct pt_regs *regs, unsigned long ip) +{ + regs->nip = ip; +#ifdef CONFIG_PPC_BOOK3S_64 + local_paca->hsrr_valid = 0; + local_paca->srr_valid = 0; +#endif +} + +static inline void regs_set_return_msr(struct pt_regs *regs, unsigned long msr) +{ + regs->msr = msr; +#ifdef CONFIG_PPC_BOOK3S_64 + local_paca->hsrr_valid = 0; + local_paca->srr_valid = 0; +#endif +} + +static inline void set_return_regs_changed(void) +{ +#ifdef CONFIG_PPC_BOOK3S_64 + local_paca->hsrr_valid = 0; + local_paca->srr_valid = 0; +#endif +} + +static inline void regs_add_return_ip(struct pt_regs *regs, long offset) +{ + regs_set_return_ip(regs, regs->nip + offset); +} static inline unsigned long instruction_pointer(struct pt_regs *regs) { @@ -132,7 +173,7 @@ static inline unsigned long instruction_pointer(struct pt_regs *regs) static inline void instruction_pointer_set(struct pt_regs *regs, unsigned long val) { - regs->nip = val; + regs_set_return_ip(regs, val); } static inline unsigned long user_stack_pointer(struct pt_regs *regs) @@ -145,15 +186,6 @@ static inline unsigned long frame_pointer(struct pt_regs *regs) return 0; } -#ifdef CONFIG_SMP -extern unsigned long profile_pc(struct pt_regs *regs); -#else -#define profile_pc(regs) instruction_pointer(regs) -#endif - -long do_syscall_trace_enter(struct pt_regs *regs); -void do_syscall_trace_leave(struct pt_regs *regs); - #ifdef __powerpc64__ #define user_mode(regs) ((((regs)->msr) >> MSR_PR_LG) & 0x1) #else |