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proc: fixup irq iterator

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There is no need for irq_desc here. Even for sparse_irq we can
handle this clever in for_each_irq_nr().

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2008-10-16 14:50:27 +02:00 committed by Ingo Molnar
parent 811410fdb6
commit 2be3b52a57
2 changed files with 5 additions and 5 deletions
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7
fs/proc/proc_misc.c
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@ -509,9 +509,6 @@ static int show_stat(struct seq_file *p, void *v)
u64 sum = 0;
struct timespec boottime;
unsigned int per_irq_sum;
#ifdef CONFIG_GENERIC_HARDIRQS
struct irq_desc *desc;
#endif
user = nice = system = idle = iowait =
irq = softirq = steal = cputime64_zero;
@ -530,7 +527,7 @@ static int show_stat(struct seq_file *p, void *v)
steal = cputime64_add(steal, kstat_cpu(i).cpustat.steal);
guest = cputime64_add(guest, kstat_cpu(i).cpustat.guest);
for_each_irq_desc(j, desc)
for_each_irq_nr(j)
sum += kstat_irqs_cpu(j, i);
sum += arch_irq_stat_cpu(i);
@ -575,7 +572,7 @@ static int show_stat(struct seq_file *p, void *v)
seq_printf(p, "intr %llu", (unsigned long long)sum);
/* sum again ? it could be updated? */
for_each_irq_desc(j, desc) {
for_each_irq_nr(j) {
per_irq_sum = 0;
for_each_possible_cpu(i)

3
include/linux/irq.h
View file

@ -27,6 +27,9 @@ extern int nr_irqs;
irq > 0; irq--, desc--)
#endif
#define for_each_irq_nr(irq) \
for (irq = 0; irq < nr_irqs; irq++)
#ifndef CONFIG_S390
#include <linux/linkage.h>