diff options
Diffstat (limited to 'arch/arm/oprofile/backtrace.c')
| -rw-r--r-- | arch/arm/oprofile/backtrace.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/arch/arm/oprofile/backtrace.c b/arch/arm/oprofile/backtrace.c index cefc21c2eee4..d805a52b5032 100644 --- a/arch/arm/oprofile/backtrace.c +++ b/arch/arm/oprofile/backtrace.c @@ -18,15 +18,14 @@ #include <linux/mm.h> #include <linux/uaccess.h> #include <asm/ptrace.h> - -#include "../kernel/stacktrace.h" +#include <asm/stacktrace.h> static int report_trace(struct stackframe *frame, void *d) { unsigned int *depth = d; if (*depth) { - oprofile_add_trace(frame->lr); + oprofile_add_trace(frame->pc); (*depth)--; } @@ -70,9 +69,12 @@ void arm_backtrace(struct pt_regs * const regs, unsigned int depth) struct frame_tail *tail = ((struct frame_tail *) regs->ARM_fp) - 1; if (!user_mode(regs)) { - unsigned long base = ((unsigned long)regs) & ~(THREAD_SIZE - 1); - walk_stackframe(regs->ARM_fp, base, base + THREAD_SIZE, - report_trace, &depth); + struct stackframe frame; + frame.fp = regs->ARM_fp; + frame.sp = regs->ARM_sp; + frame.lr = regs->ARM_lr; + frame.pc = regs->ARM_pc; + walk_stackframe(&frame, report_trace, &depth); return; } |