linux-kernel - [PATCH 05/13] alpha/irq: use seq_put_decimal_ull

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Message-Id: <20241108161449.9698-1-00107082@163.com>
Date: Sat,  9 Nov 2024 00:14:49 +0800
From: David Wang <00107082@....com>
To: linux-alpha@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
	tglx@...utronix.de,
	David Wang <00107082@....com>
Subject: [PATCH 05/13] alpha/irq: use seq_put_decimal_ull_width() for decimal values

Performance improvement for reading /proc/interrupts on arch alpha

Signed-off-by: David Wang <00107082@....com>
---
 arch/alpha/kernel/irq.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c
index c67047c5d830..0dbb8d3ed647 100644
--- a/arch/alpha/kernel/irq.c
+++ b/arch/alpha/kernel/irq.c
@@ -72,14 +72,14 @@ int arch_show_interrupts(struct seq_file *p, int prec)
 	int j;
 
 #ifdef CONFIG_SMP
-	seq_puts(p, "IPI: ");
+	seq_puts(p, "IPI:");
 	for_each_online_cpu(j)
-		seq_printf(p, "%10lu ", cpu_data[j].ipi_count);
+		seq_put_decimal_ull_width(p, " ", cpu_data[j].ipi_count, 10);
 	seq_putc(p, '\n');
 #endif
-	seq_puts(p, "PMI: ");
+	seq_puts(p, "PMI:");
 	for_each_online_cpu(j)
-		seq_printf(p, "%10lu ", per_cpu(irq_pmi_count, j));
+		seq_put_decimal_ull_width(p, " ", per_cpu(irq_pmi_count, j), 10);
 	seq_puts(p, "          Performance Monitoring\n");
 	seq_printf(p, "ERR: %10lu\n", irq_err_count);
 	return 0;
-- 
2.39.2