diff options
Diffstat (limited to 'arch/openrisc/include/asm/ptrace.h')
| -rw-r--r-- | arch/openrisc/include/asm/ptrace.h | 35 |
1 files changed, 14 insertions, 21 deletions
diff --git a/arch/openrisc/include/asm/ptrace.h b/arch/openrisc/include/asm/ptrace.h index 054537c5f9c..6ca17264c39 100644 --- a/arch/openrisc/include/asm/ptrace.h +++ b/arch/openrisc/include/asm/ptrace.h @@ -15,27 +15,12 @@ * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. */ - #ifndef __ASM_OPENRISC_PTRACE_H #define __ASM_OPENRISC_PTRACE_H -#include <asm/spr_defs.h> - -#ifndef __ASSEMBLY__ -/* - * This is the layout of the regset returned by the GETREGSET ptrace call - */ -struct user_regs_struct { - /* GPR R0-R31... */ - unsigned long gpr[32]; - unsigned long pc; - unsigned long sr; - unsigned long pad1; - unsigned long pad2; -}; -#endif -#ifdef __KERNEL__ +#include <asm/spr_defs.h> +#include <uapi/asm/ptrace.h> /* * Make kernel PTrace/register structures opaque to userspace... userspace can @@ -73,11 +58,14 @@ struct pt_regs { }; }; long pc; + /* For restarting system calls: + * Set to syscall number for syscall exceptions, + * -1 for all other exceptions. + */ long orig_gpr11; /* For restarting system calls */ - long syscallno; /* Syscall number (used by strace) */ long dummy; /* Cheap alignment fix */ + long dummy2; /* Cheap alignment fix */ }; -#endif /* __ASSEMBLY__ */ /* TODO: Rename this to REDZONE because that's what it is */ #define STACK_FRAME_OVERHEAD 128 /* size of minimum stack frame */ @@ -87,6 +75,13 @@ struct pt_regs { #define user_stack_pointer(regs) ((unsigned long)(regs)->sp) #define profile_pc(regs) instruction_pointer(regs) +static inline long regs_return_value(struct pt_regs *regs) +{ + return regs->gpr[11]; +} + +#endif /* __ASSEMBLY__ */ + /* * Offsets used by 'ptrace' system call interface. */ @@ -126,6 +121,4 @@ struct pt_regs { #define PT_ORIG_GPR11 132 #define PT_SYSCALLNO 136 -#endif /* __KERNEL__ */ - #endif /* __ASM_OPENRISC_PTRACE_H */ |