diff options
Diffstat (limited to 'arch/parisc/include')
| -rw-r--r-- | arch/parisc/include/asm/ftrace.h | 18 | ||||
| -rw-r--r-- | arch/parisc/include/asm/uaccess.h | 11 |
2 files changed, 6 insertions, 23 deletions
diff --git a/arch/parisc/include/asm/ftrace.h b/arch/parisc/include/asm/ftrace.h index 544ed8ef87eb..24cd81d58d70 100644 --- a/arch/parisc/include/asm/ftrace.h +++ b/arch/parisc/include/asm/ftrace.h @@ -4,23 +4,7 @@ #ifndef __ASSEMBLY__ extern void mcount(void); -/* - * Stack of return addresses for functions of a thread. - * Used in struct thread_info - */ -struct ftrace_ret_stack { - unsigned long ret; - unsigned long func; - unsigned long long calltime; -}; - -/* - * Primary handler of a function return. - * It relays on ftrace_return_to_handler. - * Defined in entry.S - */ -extern void return_to_handler(void); - +#define MCOUNT_INSN_SIZE 4 extern unsigned long return_address(unsigned int); diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h index d4dd6e58682c..7955e43f3f3f 100644 --- a/arch/parisc/include/asm/uaccess.h +++ b/arch/parisc/include/asm/uaccess.h @@ -44,20 +44,18 @@ static inline long access_ok(int type, const void __user * addr, #define LDD_USER(ptr) BUILD_BUG() #define STD_KERNEL(x, ptr) __put_kernel_asm64(x, ptr) #define STD_USER(x, ptr) __put_user_asm64(x, ptr) -#define ASM_WORD_INSN ".word\t" #else #define LDD_KERNEL(ptr) __get_kernel_asm("ldd", ptr) #define LDD_USER(ptr) __get_user_asm("ldd", ptr) #define STD_KERNEL(x, ptr) __put_kernel_asm("std", x, ptr) #define STD_USER(x, ptr) __put_user_asm("std", x, ptr) -#define ASM_WORD_INSN ".dword\t" #endif /* - * The exception table contains two values: the first is an address - * for an instruction that is allowed to fault, and the second is - * the address to the fixup routine. Even on a 64bit kernel we could - * use a 32bit (unsigned int) address here. + * The exception table contains two values: the first is the relative offset to + * the address of the instruction that is allowed to fault, and the second is + * the relative offset to the address of the fixup routine. Since relative + * addresses are used, 32bit values are sufficient even on 64bit kernel. */ #define ARCH_HAS_RELATIVE_EXTABLE @@ -77,6 +75,7 @@ struct exception_table_entry { */ struct exception_data { unsigned long fault_ip; + unsigned long fault_gp; unsigned long fault_space; unsigned long fault_addr; }; |