From ea9b50133ffebbd580cb5cd0aa222784d7a2fcb1 Mon Sep 17 00:00:00 2001 From: Huang Shijie Date: Fri, 20 May 2016 17:04:36 -0700 Subject: samples/kprobes: print out the symbol name for the hooks Print out the symbol name for the hooks, it makes the logs more readable. Link: http://lkml.kernel.org/r/1463535417-29637-2-git-send-email-shijie.huang@arm.com Signed-off-by: Huang Shijie Cc: Petr Mladek Cc: Steve Capper Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- samples/kprobes/kprobe_example.c | 32 ++++++++++++++++---------------- 1 file changed, 16 insertions(+), 16 deletions(-) (limited to 'samples/kprobes/kprobe_example.c') diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c index 2bb190dee66f..ed0ca0c07242 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -27,24 +27,24 @@ static struct kprobe kp = { static int handler_pre(struct kprobe *p, struct pt_regs *regs) { #ifdef CONFIG_X86 - printk(KERN_INFO "pre_handler: p->addr = 0x%p, ip = %lx," + printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, ip = %lx," " flags = 0x%lx\n", - p->addr, regs->ip, regs->flags); + p->symbol_name, p->addr, regs->ip, regs->flags); #endif #ifdef CONFIG_PPC - printk(KERN_INFO "pre_handler: p->addr = 0x%p, nip = 0x%lx," + printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, nip = 0x%lx," " msr = 0x%lx\n", - p->addr, regs->nip, regs->msr); + p->symbol_name, p->addr, regs->nip, regs->msr); #endif #ifdef CONFIG_MIPS - printk(KERN_INFO "pre_handler: p->addr = 0x%p, epc = 0x%lx," + printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, epc = 0x%lx," " status = 0x%lx\n", - p->addr, regs->cp0_epc, regs->cp0_status); + p->symbol_name, p->addr, regs->cp0_epc, regs->cp0_status); #endif #ifdef CONFIG_TILEGX - printk(KERN_INFO "pre_handler: p->addr = 0x%p, pc = 0x%lx," + printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, pc = 0x%lx," " ex1 = 0x%lx\n", - p->addr, regs->pc, regs->ex1); + p->symbol_name, p->addr, regs->pc, regs->ex1); #endif /* A dump_stack() here will give a stack backtrace */ @@ -56,20 +56,20 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, unsigned long flags) { #ifdef CONFIG_X86 - printk(KERN_INFO "post_handler: p->addr = 0x%p, flags = 0x%lx\n", - p->addr, regs->flags); + printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, flags = 0x%lx\n", + p->symbol_name, p->addr, regs->flags); #endif #ifdef CONFIG_PPC - printk(KERN_INFO "post_handler: p->addr = 0x%p, msr = 0x%lx\n", - p->addr, regs->msr); + printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, msr = 0x%lx\n", + p->symbol_name, p->addr, regs->msr); #endif #ifdef CONFIG_MIPS - printk(KERN_INFO "post_handler: p->addr = 0x%p, status = 0x%lx\n", - p->addr, regs->cp0_status); + printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, status = 0x%lx\n", + p->symbol_name, p->addr, regs->cp0_status); #endif #ifdef CONFIG_TILEGX - printk(KERN_INFO "post_handler: p->addr = 0x%p, ex1 = 0x%lx\n", - p->addr, regs->ex1); + printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, ex1 = 0x%lx\n", + p->symbol_name, p->addr, regs->ex1); #endif } -- cgit v1.2.1