diff options
Diffstat (limited to 'samples')
| -rw-r--r-- | samples/kprobes/kprobe_example.c | 29 |
1 files changed, 12 insertions, 17 deletions
diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c index f3b61b4ee09c..88b3e2d227ae 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -27,23 +27,19 @@ static struct kprobe kp = { static int handler_pre(struct kprobe *p, struct pt_regs *regs) { #ifdef CONFIG_X86 - printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, ip = %lx," - " flags = 0x%lx\n", + pr_info("<%s> pre_handler: p->addr = 0x%p, ip = %lx, flags = 0x%lx\n", p->symbol_name, p->addr, regs->ip, regs->flags); #endif #ifdef CONFIG_PPC - printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, nip = 0x%lx," - " msr = 0x%lx\n", + pr_info("<%s> pre_handler: p->addr = 0x%p, nip = 0x%lx, msr = 0x%lx\n", p->symbol_name, p->addr, regs->nip, regs->msr); #endif #ifdef CONFIG_MIPS - printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, epc = 0x%lx," - " status = 0x%lx\n", + pr_info("<%s> pre_handler: p->addr = 0x%p, epc = 0x%lx, status = 0x%lx\n", p->symbol_name, p->addr, regs->cp0_epc, regs->cp0_status); #endif #ifdef CONFIG_TILEGX - printk(KERN_INFO "<%s> pre_handler: p->addr = 0x%p, pc = 0x%lx," - " ex1 = 0x%lx\n", + pr_info("<%s> pre_handler: p->addr = 0x%p, pc = 0x%lx, ex1 = 0x%lx\n", p->symbol_name, p->addr, regs->pc, regs->ex1); #endif #ifdef CONFIG_ARM64 @@ -61,19 +57,19 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, unsigned long flags) { #ifdef CONFIG_X86 - printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, flags = 0x%lx\n", + pr_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 "<%s> post_handler: p->addr = 0x%p, msr = 0x%lx\n", + pr_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 "<%s> post_handler: p->addr = 0x%p, status = 0x%lx\n", + pr_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 "<%s> post_handler: p->addr = 0x%p, ex1 = 0x%lx\n", + pr_info("<%s> post_handler: p->addr = 0x%p, ex1 = 0x%lx\n", p->symbol_name, p->addr, regs->ex1); #endif #ifdef CONFIG_ARM64 @@ -89,8 +85,7 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, */ static int handler_fault(struct kprobe *p, struct pt_regs *regs, int trapnr) { - printk(KERN_INFO "fault_handler: p->addr = 0x%p, trap #%dn", - p->addr, trapnr); + pr_info("fault_handler: p->addr = 0x%p, trap #%dn", p->addr, trapnr); /* Return 0 because we don't handle the fault. */ return 0; } @@ -104,17 +99,17 @@ static int __init kprobe_init(void) ret = register_kprobe(&kp); if (ret < 0) { - printk(KERN_INFO "register_kprobe failed, returned %d\n", ret); + pr_err("register_kprobe failed, returned %d\n", ret); return ret; } - printk(KERN_INFO "Planted kprobe at %p\n", kp.addr); + pr_info("Planted kprobe at %p\n", kp.addr); return 0; } static void __exit kprobe_exit(void) { unregister_kprobe(&kp); - printk(KERN_INFO "kprobe at %p unregistered\n", kp.addr); + pr_info("kprobe at %p unregistered\n", kp.addr); } module_init(kprobe_init) |