irq: use %*pb[l] to print bitmaps including cpumasks and nodemasks

printk and friends can now format bitmaps using '%*pb[l]'.  cpumask
and nodemask also provide cpumask_pr_args() and nodemask_pr_args()
respectively which can be used to generate the two printf arguments
necessary to format the specified cpu/nodemask.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 4 insertions, 7 deletions

diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c
index 9dc9bfd8a678..df2f4642d1e7 100644
--- a/kernel/irq/proc.c
+++ b/kernel/irq/proc.c
@@ -46,10 +46,9 @@ static int show_irq_affinity(int type, struct seq_file *m, void *v)
                 mask = desc->pending_mask;
 #endif
         if (type)
-                seq_cpumask_list(m, mask);
+                seq_printf(m, "%*pbl\n", cpumask_pr_args(mask));
         else
-                seq_cpumask(m, mask);
-        seq_putc(m, '\n');
+                seq_printf(m, "%*pb\n", cpumask_pr_args(mask));
         return 0;
 }
 
@@ -67,8 +66,7 @@ static int irq_affinity_hint_proc_show(struct seq_file *m, void *v)
                 cpumask_copy(mask, desc->affinity_hint);
         raw_spin_unlock_irqrestore(&desc->lock, flags);
 
-        seq_cpumask(m, mask);
-        seq_putc(m, '\n');
+        seq_printf(m, "%*pb\n", cpumask_pr_args(mask));
         free_cpumask_var(mask);
 
         return 0;
@@ -186,8 +184,7 @@ static const struct file_operations irq_affinity_list_proc_fops = {
 
 static int default_affinity_show(struct seq_file *m, void *v)
 {
-        seq_cpumask(m, irq_default_affinity);
-        seq_putc(m, '\n');
+        seq_printf(m, "%*pb\n", cpumask_pr_args(irq_default_affinity));
         return 0;
 }