From 4c5ce7a55108edb5203b3d69949f09c2284f1963 Mon Sep 17 00:00:00 2001 From: Tim Moore Date: Wed, 16 Dec 2009 18:04:34 +0100 Subject: backtrace through uprobes trampoline. Only works in uretprobes for the moment. * runtime/stack-x86_64.c (__stp_stack_print): Rewrite trampoline PC addresses if necessary. * runtime/stack-i386.c (__stp_stack_print): ditto * runtime/stack-arm.c (__stp_stack_print): Add extra argument * runtime/stack-ppc.c (__stp_stack_print): ditto * runtime/stack-s390.c (__stp_stack_print): ditto * runtime/stack.c (_stap_stack_print): call __stp_stack_print with uretprobe_instance. * testsuite/systemtap.context/uprobe_backtrace.stp: new test --- runtime/stack-s390.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'runtime/stack-s390.c') diff --git a/runtime/stack-s390.c b/runtime/stack-s390.c index 14e9b7d8..7a53f794 100644 --- a/runtime/stack-s390.c +++ b/runtime/stack-s390.c @@ -67,7 +67,8 @@ __stp_show_stack (unsigned long sp, unsigned long low, static void __stp_stack_print (struct pt_regs *regs, int verbose, int levels, - struct task_struct *tsk) + struct task_struct *tsk, + struct uretprobe_instance *ri) { unsigned long *_sp = (unsigned long *)®_SP(regs); unsigned long sp = (unsigned long)_sp; -- cgit