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powerpc/iseries/pci: Use __ratelimit 

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
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Akinobu Mita 2010-02-28 00:58:16 +00:00 committed by Benjamin Herrenschmidt
parent 7545ba6f82
commit 8260cf6f40
1 changed files with 3 additions and 7 deletions
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10
arch/powerpc/platforms/iseries/pci.c
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@ -32,6 +32,7 @@
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/of.h>
#include <linux/ratelimit.h>
#include <asm/types.h>
#include <asm/io.h>
@ -584,14 +585,9 @@ 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);