diff options
Diffstat (limited to 'include/asm-mips/stacktrace.h')
| -rw-r--r-- | include/asm-mips/stacktrace.h | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/include/asm-mips/stacktrace.h b/include/asm-mips/stacktrace.h deleted file mode 100644 index 0bf82818aa5..00000000000 --- a/include/asm-mips/stacktrace.h +++ /dev/null @@ -1,48 +0,0 @@ -#ifndef _ASM_STACKTRACE_H -#define _ASM_STACKTRACE_H - -#include <asm/ptrace.h> - -#ifdef CONFIG_KALLSYMS -extern int raw_show_trace; -extern unsigned long unwind_stack(struct task_struct *task, unsigned long *sp, - unsigned long pc, unsigned long *ra); -#else -#define raw_show_trace 1 -static inline unsigned long unwind_stack(struct task_struct *task, - unsigned long *sp, unsigned long pc, unsigned long *ra) -{ - return 0; -} -#endif - -static __always_inline void prepare_frametrace(struct pt_regs *regs) -{ -#ifndef CONFIG_KALLSYMS - /* - * Remove any garbage that may be in regs (specially func - * addresses) to avoid show_raw_backtrace() to report them - */ - memset(regs, 0, sizeof(*regs)); -#endif - __asm__ __volatile__( - ".set push\n\t" - ".set noat\n\t" -#ifdef CONFIG_64BIT - "1: dla $1, 1b\n\t" - "sd $1, %0\n\t" - "sd $29, %1\n\t" - "sd $31, %2\n\t" -#else - "1: la $1, 1b\n\t" - "sw $1, %0\n\t" - "sw $29, %1\n\t" - "sw $31, %2\n\t" -#endif - ".set pop\n\t" - : "=m" (regs->cp0_epc), - "=m" (regs->regs[29]), "=m" (regs->regs[31]) - : : "memory"); -} - -#endif /* _ASM_STACKTRACE_H */ |