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Message-Id: <1464924384-15269-11-git-send-email-dave.long@linaro.org>
Date: Thu, 2 Jun 2016 23:26:24 -0400
From: David Long <dave.long@...aro.org>
To: 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>,
Masami Hiramatsu <mhiramat@...nel.org>,
Li Bin <huawei.libin@...wei.com>
Cc: 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>,
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Dave P Martin <Dave.Martin@....com>,
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Jisheng Zhang <jszhang@...vell.com>,
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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>,
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Mark Brown <broonie@...nel.org>
Subject: [PATCH v13 10/10] kprobes: Add arm64 case in kprobe example module
From: Sandeepa Prabhu <sandeepa.s.prabhu@...il.com>
Add info prints in sample kprobe handlers for ARM64
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
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