Commit 929bd2a1 authored by David Wang's avatar David Wang Committed by Andreas Larsson
Browse files

sparc/irq: use seq_put_decimal_ull_width() for decimal values 



Performance improvement for reading /proc/interrupts on arch sparc

Signed-off-by: default avatarDavid Wang <00107082@163.com>
Reviewed-by: default avatarAndreas Larsson <andreas@gaisler.com>
Tested-by: default avatarAndreas Larsson <andreas@gaisler.com>
Link: https://lore.kernel.org/r/20241108161123.9637-1-00107082@163.com


Signed-off-by: default avatarAndreas Larsson <andreas@gaisler.com>
parent 40384c84

arch/sparc/kernel/irq_32.c

+6 −6
Original line number Diff line number Diff line
@@ -201,16 +201,16 @@ int arch_show_interrupts(struct seq_file *p, int prec) 
#ifdef CONFIG_SMP

	seq_printf(p, "RES:");

	for_each_online_cpu(j)

		seq_printf(p, "%10u ", cpu_data(j).irq_resched_count);

		seq_put_decimal_ull_width(p, " ", cpu_data(j).irq_resched_count, 10);

	seq_printf(p, "     IPI rescheduling interrupts\n");

	seq_printf(p, "CAL:");

	for_each_online_cpu(j)

		seq_printf(p, "%10u ", cpu_data(j).irq_call_count);

		seq_put_decimal_ull_width(p, " ", cpu_data(j).irq_call_count, 10);

	seq_printf(p, "     IPI function call interrupts\n");

#endif

	seq_printf(p, "NMI:");

	for_each_online_cpu(j)

		seq_printf(p, "%10u ", cpu_data(j).counter);

		seq_put_decimal_ull_width(p, " ", cpu_data(j).counter, 10);

	seq_printf(p, "     Non-maskable interrupts\n");

	return 0;

}

arch/sparc/kernel/irq_64.c

+2 −2
Original line number Diff line number Diff line
@@ -306,7 +306,7 @@ int arch_show_interrupts(struct seq_file *p, int prec) 


	seq_printf(p, "NMI:");

	for_each_online_cpu(j)

		seq_printf(p, "%10u ", cpu_data(j).__nmi_count);

		seq_put_decimal_ull_width(p, " ", cpu_data(j).__nmi_count, 10);

	seq_printf(p, "     Non-maskable interrupts\n");

	return 0;

}