kernel/signal.c: convert printk(KERN_<LEVEL> ...) to pr_<level>(...)

Use pr_<level> instead of printk(KERN_<LEVEL> ).
Signed-off-by: Wang Xiaoqiang <wangxq10@lzu.edu.cn>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

kernel/signal.c

@@ -224,7 +224,7 @@ static inline void print_dropped_signal(int sig)
 	if (!__ratelimit(&ratelimit_state))
 		return;
 
-	printk(KERN_INFO "%s/%d: reached RLIMIT_SIGPENDING, dropped signal %d\n",
+	pr_info("%s/%d: reached RLIMIT_SIGPENDING, dropped signal %d\n",
 				current->comm, current->pid, sig);
 }
 
@@ -1089,10 +1089,10 @@ static int send_signal(int sig, struct siginfo *info, struct task_struct *t,
 static void print_fatal_signal(int signr)
 {
 	struct pt_regs *regs = signal_pt_regs();
-	printk(KERN_INFO "potentially unexpected fatal signal %d.\n", signr);
+	pr_info("potentially unexpected fatal signal %d.\n", signr);
 
 #if defined(__i386__) && !defined(__arch_um__)
-	printk(KERN_INFO "code at %08lx: ", regs->ip);
+	pr_info("code at %08lx: ", regs->ip);
 	{
 		int i;
 		for (i = 0; i < 16; i++) {
@@ -1100,10 +1100,10 @@ static void print_fatal_signal(int signr)
 
 			if (get_user(insn, (unsigned char *)(regs->ip + i)))
 				break;
-			printk(KERN_CONT "%02x ", insn);
+			pr_cont("%02x ", insn);
 		}
 	}
-	printk(KERN_CONT "\n");
+	pr_cont("\n");
 #endif
 	preempt_disable();
 	show_regs(regs);