Messages in this thread | | | Date | Tue, 17 May 2016 17:57:33 +0800 | From | Huang Shijie <> | Subject | Re: [PATCH v12 10/10] kprobes: Add arm64 case in kprobe example module |
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On Wed, Apr 27, 2016 at 02:53:05PM -0400, David Long wrote: > From: Sandeepa Prabhu <sandeepa.s.prabhu@gmail.com> > > Add info prints in sample kprobe handlers for ARM64 > > Signed-off-by: Sandeepa Prabhu <sandeepa.s.prabhu@gmail.com> > --- > samples/kprobes/kprobe_example.c | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c > index 727eb21..0c72b8a 100644 > --- a/samples/kprobes/kprobe_example.c > +++ b/samples/kprobes/kprobe_example.c > @@ -42,6 +42,10 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs) > " ex1 = 0x%lx\n", > p->addr, regs->pc, regs->ex1); > #endif > +#ifdef CONFIG_ARM64 > + pr_info("pre_handler: p->addr = 0x%p, pc = 0x%lx\n",
I think you miss the KERN_INFO here.
> + p->addr, (long)regs->pc); > +#endif > > /* A dump_stack() here will give a stack backtrace */ > return 0; > @@ -67,6 +71,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, > printk(KERN_INFO "post_handler: p->addr = 0x%p, ex1 = 0x%lx\n", > p->addr, regs->ex1); > #endif > +#ifdef CONFIG_ARM64 > + pr_info("post_handler: p->addr = 0x%p, pc = 0x%lx\n", ditto. > + p->addr, (long)regs->pc); > +#endif thanks Huang Shijie
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