diff options
Diffstat (limited to 'arch/arm/include/asm/stacktrace.h')
| -rw-r--r-- | arch/arm/include/asm/stacktrace.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/arm/include/asm/stacktrace.h b/arch/arm/include/asm/stacktrace.h index 360f0d2406bf..ba2f771cca23 100644 --- a/arch/arm/include/asm/stacktrace.h +++ b/arch/arm/include/asm/stacktrace.h @@ -2,8 +2,9 @@ #ifndef __ASM_STACKTRACE_H #define __ASM_STACKTRACE_H -#include <asm/ptrace.h> #include <linux/llist.h> +#include <asm/ptrace.h> +#include <asm/sections.h> struct stackframe { /* @@ -26,6 +27,13 @@ struct stackframe { #endif }; +static inline bool on_thread_stack(void) +{ + unsigned long delta = current_stack_pointer ^ (unsigned long)current->stack; + + return delta < THREAD_SIZE; +} + static __always_inline void arm_get_current_stackframe(struct pt_regs *regs, struct stackframe *frame) { |