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Date: Tue, 7 Jun 2016 19:12:57 +0900 From: Masami Hiramatsu <mhiramat@...nel.org> To: David Long <dave.long@...aro.org> Cc: Catalin Marinas <catalin.marinas@....com>, Huang Shijie <shijie.huang@....com>, James Morse <james.morse@....com>, Marc Zyngier <marc.zyngier@....com>, Pratyush Anand <panand@...hat.com>, Sandeepa Prabhu <sandeepa.s.prabhu@...il.com>, Will Deacon <will.deacon@....com>, William Cohen <wcohen@...hat.com>, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, Steve Capper <steve.capper@...aro.org>, Li Bin <huawei.libin@...wei.com>, Adam Buchbinder <adam.buchbinder@...il.com>, Alex Bennée <alex.bennee@...aro.org>, Andrew Morton <akpm@...ux-foundation.org>, Andrey Ryabinin <ryabinin.a.a@...il.com>, Ard Biesheuvel <ard.biesheuvel@...aro.org>, Christoffer Dall <christoffer.dall@...aro.org>, Daniel Thompson <daniel.thompson@...aro.org>, Dave P Martin <Dave.Martin@....com>, Jens Wiklander <jens.wiklander@...aro.org>, Jisheng Zhang <jszhang@...vell.com>, John Blackwood <john.blackwood@...r.com>, Mark Rutland <mark.rutland@....com>, Petr Mladek <pmladek@...e.com>, Robin Murphy <robin.murphy@....com>, Suzuki K Poulose <suzuki.poulose@....com>, Vladimir Murzin <Vladimir.Murzin@....com>, Yang Shi <yang.shi@...aro.org>, Zi Shen Lim <zlim.lnx@...il.com>, yalin wang <yalin.wang2010@...il.com>, Mark Brown <broonie@...nel.org> Subject: Re: [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@...aro.org> wrote: > From: Sandeepa Prabhu <sandeepa.s.prabhu@...il.com> > > Add info prints in sample kprobe handlers for ARM64 > Looks good to me. Acked-by: Masami Hiramatsu <mhiramat@...nel.org> Thanks! > Signed-off-by: Sandeepa Prabhu <sandeepa.s.prabhu@...il.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@...nel.org>
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