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| author | Akinobu Mita <akinobu.mita@gmail.com> | 2010-03-01 13:25:49 -0500 |
|---|---|---|
| committer | Matt Turner <mattst88@gmail.com> | 2010-03-18 22:34:08 -0400 |
| commit | 2a238a96358dde09aa52de9b9f97a383165ca651 (patch) | |
| tree | ab5344a7dc7d95b3d9eeea9b050b164286979bd3 /arch/alpha | |
| parent | 39710479303fd3affb3e204e9a7a75cc676977b5 (diff) | |
| download | linux-3.10-2a238a96358dde09aa52de9b9f97a383165ca651.tar.gz linux-3.10-2a238a96358dde09aa52de9b9f97a383165ca651.tar.bz2 linux-3.10-2a238a96358dde09aa52de9b9f97a383165ca651.zip | |
alpha: use __ratelimit
Replace open-coded rate limiting logic with __ratelimit().
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: linux-alpha@vger.kernel.org
Signed-off-by: Matt Turner <mattst88@gmail.com>
Diffstat (limited to 'arch/alpha')
| -rw-r--r-- | arch/alpha/kernel/traps.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/arch/alpha/kernel/traps.c b/arch/alpha/kernel/traps.c index 6ee7655b756..b14f015008a 100644 --- a/arch/alpha/kernel/traps.c +++ b/arch/alpha/kernel/traps.c @@ -17,6 +17,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/kallsyms.h> +#include <linux/ratelimit.h> #include <asm/gentrap.h> #include <asm/uaccess.h> @@ -771,8 +772,7 @@ asmlinkage void do_entUnaUser(void __user * va, unsigned long opcode, unsigned long reg, struct pt_regs *regs) { - static int cnt = 0; - static unsigned long last_time; + static DEFINE_RATELIMIT_STATE(ratelimit, 5 * HZ, 5); unsigned long tmp1, tmp2, tmp3, tmp4; unsigned long fake_reg, *reg_addr = &fake_reg; @@ -783,15 +783,11 @@ do_entUnaUser(void __user * va, unsigned long opcode, with the unaliged access. */ if (!test_thread_flag (TIF_UAC_NOPRINT)) { - if (cnt >= 5 && time_after(jiffies, last_time + 5 * HZ)) { - cnt = 0; - } - if (++cnt < 5) { + if (__ratelimit(&ratelimit)) { printk("%s(%d): unaligned trap at %016lx: %p %lx %ld\n", current->comm, task_pid_nr(current), regs->pc - 4, va, opcode, reg); } - last_time = jiffies; } if (test_thread_flag (TIF_UAC_SIGBUS)) goto give_sigbus; |