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List: linuxppc-embedded
Subject: [PATCH] powerpc: use __ratelimit
From: Akinobu Mita <akinobu.mita () gmail ! com>
Date: 2010-02-28 10:58:16
Message-ID: 1267354697-6456-4-git-send-email-akinobu.mita () gmail ! com
[Download RAW message or body]
Replace open-coded rate limiting logic with __ratelimit().
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: linuxppc-dev@ozlabs.org
---
arch/powerpc/platforms/iseries/pci.c | 10 +++-------
1 files changed, 3 insertions(+), 7 deletions(-)
diff --git a/arch/powerpc/platforms/iseries/pci.c b/arch/powerpc/platforms/iseries/pci.c
index 175aac8..5873a47 100644
--- a/arch/powerpc/platforms/iseries/pci.c
+++ b/arch/powerpc/platforms/iseries/pci.c
@@ -31,6 +31,7 @@
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/of.h>
+#include <linux/ratelimit.h>
#include <asm/types.h>
#include <asm/io.h>
@@ -583,14 +584,9 @@ static inline struct device_node *xlate_iomm_address(
orig_addr = (unsigned long __force)addr;
if ((orig_addr < BASE_IO_MEMORY) || (orig_addr >= max_io_memory)) {
- static unsigned long last_jiffies;
- static int num_printed;
+ static DEFINE_RATELIMIT_STATE(ratelimit, 60 * HZ, 10);
- if (time_after(jiffies, last_jiffies + 60 * HZ)) {
- last_jiffies = jiffies;
- num_printed = 0;
- }
- if (num_printed++ < 10)
+ if (__ratelimit(&ratelimit))
printk(KERN_ERR
"iSeries_%s: invalid access at IO address %p\n",
func, addr);
--
1.6.0.6
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