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Diffstat (limited to 'fs/proc/stat.c')
-rw-r--r--fs/proc/stat.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/fs/proc/stat.c b/fs/proc/stat.c
index 81904f07679d..3bb1cf1e7425 100644
--- a/fs/proc/stat.c
+++ b/fs/proc/stat.c
@@ -44,10 +44,13 @@ static int show_stat(struct seq_file *p, void *v)
softirq = cputime64_add(softirq, kstat_cpu(i).cpustat.softirq);
steal = cputime64_add(steal, kstat_cpu(i).cpustat.steal);
guest = cputime64_add(guest, kstat_cpu(i).cpustat.guest);
-
- for_each_irq_nr(j)
+ for_each_irq_nr(j) {
+#ifdef CONFIG_SPARSE_IRQ
+ if (!irq_to_desc(j))
+ continue;
+#endif
sum += kstat_irqs_cpu(j, i);
-
+ }
sum += arch_irq_stat_cpu(i);
}
sum += arch_irq_stat();
@@ -92,7 +95,12 @@ static int show_stat(struct seq_file *p, void *v)
/* sum again ? it could be updated? */
for_each_irq_nr(j) {
per_irq_sum = 0;
-
+#ifdef CONFIG_SPARSE_IRQ
+ if (!irq_to_desc(j)) {
+ seq_printf(p, " %u", per_irq_sum);
+ continue;
+ }
+#endif
for_each_possible_cpu(i)
per_irq_sum += kstat_irqs_cpu(j, i);