diff mbox

[v5,6/6] kprobes: Add arm64 case in kprobe example module

Message ID 1424214701-4899-7-git-send-email-dave.long@linaro.org
State Superseded
Headers show

Commit Message

David Long Feb. 17, 2015, 11:11 p.m. UTC 
From: Sandeepa Prabhu <sandeepa.prabhu@linaro.org>

Add info prints in sample kprobe handlers for ARM64

Signed-off-by: Sandeepa Prabhu <sandeepa.prabhu@linaro.org>
---
 samples/kprobes/kprobe_example.c | 8 ++++++++
 1 file changed, 8 insertions(+)
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Patch

diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c
index 366db1a..51d459c 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",
+		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",
+		p->addr, (long)regs->pc);
+#endif
 }
 
 /*