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-rw-r--r--arch/alpha/kernel/traps.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/arch/alpha/kernel/traps.c b/arch/alpha/kernel/traps.c
index 6ee7655b7568..b14f015008ad 100644
--- a/arch/alpha/kernel/traps.c
+++ b/arch/alpha/kernel/traps.c
@@ -17,6 +17,7 @@
17#include <linux/module.h> 17#include <linux/module.h>
18#include <linux/init.h> 18#include <linux/init.h>
19#include <linux/kallsyms.h> 19#include <linux/kallsyms.h>
20#include <linux/ratelimit.h>
20 21
21#include <asm/gentrap.h> 22#include <asm/gentrap.h>
22#include <asm/uaccess.h> 23#include <asm/uaccess.h>
@@ -771,8 +772,7 @@ asmlinkage void
771do_entUnaUser(void __user * va, unsigned long opcode, 772do_entUnaUser(void __user * va, unsigned long opcode,
772 unsigned long reg, struct pt_regs *regs) 773 unsigned long reg, struct pt_regs *regs)
773{ 774{
774 static int cnt = 0; 775 static DEFINE_RATELIMIT_STATE(ratelimit, 5 * HZ, 5);
775 static unsigned long last_time;
776 776
777 unsigned long tmp1, tmp2, tmp3, tmp4; 777 unsigned long tmp1, tmp2, tmp3, tmp4;
778 unsigned long fake_reg, *reg_addr = &fake_reg; 778 unsigned long fake_reg, *reg_addr = &fake_reg;
@@ -783,15 +783,11 @@ do_entUnaUser(void __user * va, unsigned long opcode,
783 with the unaliged access. */ 783 with the unaliged access. */
784 784
785 if (!test_thread_flag (TIF_UAC_NOPRINT)) { 785 if (!test_thread_flag (TIF_UAC_NOPRINT)) {
786 if (cnt >= 5 && time_after(jiffies, last_time + 5 * HZ)) { 786 if (__ratelimit(&ratelimit)) {
787 cnt = 0;
788 }
789 if (++cnt < 5) {
790 printk("%s(%d): unaligned trap at %016lx: %p %lx %ld\n", 787 printk("%s(%d): unaligned trap at %016lx: %p %lx %ld\n",
791 current->comm, task_pid_nr(current), 788 current->comm, task_pid_nr(current),
792 regs->pc - 4, va, opcode, reg); 789 regs->pc - 4, va, opcode, reg);
793 } 790 }
794 last_time = jiffies;
795 } 791 }
796 if (test_thread_flag (TIF_UAC_SIGBUS)) 792 if (test_thread_flag (TIF_UAC_SIGBUS))
797 goto give_sigbus; 793 goto give_sigbus;