On Wed, Jul 01, 2020 at 10:35:03PM +0800, zhenwei pi wrote: > Only softirq name is not friendly to end-users, typically 'HI' is > difficult to understand. During developing irqtop/lsirq utilities > for util-linux, Karel Zak considered that we should give more > information to end-users. Discuss about this: > https://github.com/karelzak/util-linux/pull/1079 > > Add short desc for /proc/softirqs in this patch, then /proc/softirqs > gets more human-readable. > --- a/fs/proc/softirqs.c > +++ b/fs/proc/softirqs.c > @@ -20,7 +20,7 @@ static int show_softirqs(struct seq_file *p, void *v) > seq_printf(p, "%12s:", softirq_to_name[i]); > for_each_possible_cpu(j) > seq_printf(p, " %10u", kstat_softirqs_cpu(i, j)); > - seq_putc(p, '\n'); > + seq_printf(p, " %s\n", softirq_to_desc[i]); This could break parsers. I'd rather leave it as is and update proc(5). Of course this file doesn't need more characters in it. :-\