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    SubjectRe: [PATCH v13 10/10] kprobes: Add arm64 case in kprobe example module
    On Thu,  2 Jun 2016 23:26:24 -0400
    David Long <dave.long@linaro.org> wrote:

    > From: Sandeepa Prabhu <sandeepa.s.prabhu@gmail.com>
    >
    > Add info prints in sample kprobe handlers for ARM64
    >

    Looks good to me.

    Acked-by: Masami Hiramatsu <mhiramat@kernel.org>

    Thanks!

    > 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 ed0ca0c..aad8e6f 100644
    > --- a/samples/kprobes/kprobe_example.c
    > +++ b/samples/kprobes/kprobe_example.c
    > @@ -46,6 +46,10 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs)
    > " ex1 = 0x%lx\n",
    > p->symbol_name, p->addr, regs->pc, regs->ex1);
    > #endif
    > +#ifdef CONFIG_ARM64
    > + pr_info("pre_handler: p->addr = 0x%p, pc = 0x%lx\n",
    > + p->addr, (long)regs->pc);
    > +#endif
    >
    > /* A dump_stack() here will give a stack backtrace */
    > return 0;
    > @@ -71,6 +75,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs,
    > printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, ex1 = 0x%lx\n",
    > p->symbol_name, p->addr, regs->ex1);
    > #endif
    > +#ifdef CONFIG_ARM64
    > + pr_info("post_handler: p->addr = 0x%p, pc = 0x%lx\n",
    > + p->addr, (long)regs->pc);
    > +#endif
    > }
    >
    > /*
    > --
    > 2.5.0
    >


    --
    Masami Hiramatsu <mhiramat@kernel.org>

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