diff options
Diffstat (limited to 'arch/powerpc/kernel/stacktrace.c')
| -rw-r--r-- | arch/powerpc/kernel/stacktrace.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/powerpc/kernel/stacktrace.c b/arch/powerpc/kernel/stacktrace.c index a2443d61728e..5de8597eaab8 100644 --- a/arch/powerpc/kernel/stacktrace.c +++ b/arch/powerpc/kernel/stacktrace.c @@ -43,7 +43,7 @@ void __no_sanitize_address arch_stack_walk(stack_trace_consume_fn consume_entry, unsigned long *stack = (unsigned long *) sp; unsigned long newsp, ip; - if (!validate_sp(sp, task, STACK_FRAME_OVERHEAD)) + if (!validate_sp(sp, task)) return; newsp = stack[0]; @@ -77,7 +77,7 @@ int __no_sanitize_address arch_stack_walk_reliable(stack_trace_consume_fn consum /* * For user tasks, this is the SP value loaded on * kernel entry, see "PACAKSAVE(r13)" in _switch() and - * system_call_common()/EXCEPTION_PROLOG_COMMON(). + * system_call_common(). * * Likewise for non-swapper kernel threads, * this also happens to be the top of the stack @@ -88,13 +88,13 @@ int __no_sanitize_address arch_stack_walk_reliable(stack_trace_consume_fn consum * an unreliable stack trace until it's been * _switch()'ed to for the first time. */ - stack_end -= STACK_FRAME_OVERHEAD + sizeof(struct pt_regs); + stack_end -= STACK_USER_INT_FRAME_SIZE; } else { /* * idle tasks have a custom stack layout, * c.f. cpu_idle_thread_init(). */ - stack_end -= STACK_FRAME_OVERHEAD; + stack_end -= STACK_FRAME_MIN_SIZE; } if (task == current) @@ -136,7 +136,7 @@ int __no_sanitize_address arch_stack_walk_reliable(stack_trace_consume_fn consum /* Mark stacktraces with exception frames as unreliable. */ if (sp <= stack_end - STACK_INT_FRAME_SIZE && - stack[STACK_FRAME_MARKER] == STACK_FRAME_REGS_MARKER) { + stack[STACK_INT_FRAME_MARKER_LONGS] == STACK_FRAME_REGS_MARKER) { return -EINVAL; } |