diff options
Diffstat (limited to 'arch/arm/include/asm/stacktrace.h')
-rw-r--r-- | arch/arm/include/asm/stacktrace.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/include/asm/stacktrace.h b/arch/arm/include/asm/stacktrace.h index 8f54f9ad8a9b..36b2ff44fcbb 100644 --- a/arch/arm/include/asm/stacktrace.h +++ b/arch/arm/include/asm/stacktrace.h @@ -14,10 +14,16 @@ struct stackframe { unsigned long sp; unsigned long lr; unsigned long pc; + + /* address of the LR value on the stack */ + unsigned long *lr_addr; #ifdef CONFIG_KRETPROBES struct llist_node *kr_cur; struct task_struct *tsk; #endif +#ifdef CONFIG_UNWINDER_FRAME_POINTER + bool ex_frame; +#endif }; static __always_inline @@ -31,10 +37,17 @@ void arm_get_current_stackframe(struct pt_regs *regs, struct stackframe *frame) frame->kr_cur = NULL; frame->tsk = current; #endif +#ifdef CONFIG_UNWINDER_FRAME_POINTER + frame->ex_frame = in_entry_text(frame->pc); +#endif } extern int unwind_frame(struct stackframe *frame); extern void walk_stackframe(struct stackframe *frame, int (*fn)(struct stackframe *, void *), void *data); +extern void dump_mem(const char *lvl, const char *str, unsigned long bottom, + unsigned long top); +extern void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk, + const char *loglvl); #endif /* __ASM_STACKTRACE_H */ |