linux-kernel - [tip:irq/core] softirq/sh: Use nmi_count() on /proc/interrupts print out

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Date:   Mon, 14 May 2018 05:48:21 -0700
From:   tip-bot for Frederic Weisbecker <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     mpe@...erman.id.au, torvalds@...ux-foundation.org,
        benh@...nel.crashing.org, frederic@...nel.org, dalias@...c.org,
        deller@....de, tony.luck@...el.com, paulus@...ba.org,
        linux-kernel@...r.kernel.org, hpa@...or.com, fenghua.yu@...el.com,
        tglx@...utronix.de, peterz@...radead.org, mingo@...nel.org,
        schwidefsky@...ibm.com, bigeasy@...utronix.de,
        heiko.carstens@...ibm.com, ysato@...rs.sourceforge.jp,
        davem@...emloft.net, jejb@...isc-linux.org
Subject: [tip:irq/core] softirq/sh: Use nmi_count() on /proc/interrupts
 print out

Commit-ID:  30d723340c30ff9afe200ef5ecbbdc77e6d1f816
Gitweb:     https://git.kernel.org/tip/30d723340c30ff9afe200ef5ecbbdc77e6d1f816
Author:     Frederic Weisbecker <frederic@...nel.org>
AuthorDate: Tue, 8 May 2018 15:38:18 +0200
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Mon, 14 May 2018 11:25:27 +0200

softirq/sh: Use nmi_count() on /proc/interrupts print out

Use nmi_count() instead of accessing directly the irq_stat structure.
Its implementation is going to change to use per-CPU, so defer the guts
to standard API instead.

Signed-off-by: Frederic Weisbecker <frederic@...nel.org>
Acked-by: Thomas Gleixner <tglx@...utronix.de>
Acked-by: Peter Zijlstra <peterz@...radead.org>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: David S. Miller <davem@...emloft.net>
Cc: Fenghua Yu <fenghua.yu@...el.com>
Cc: Heiko Carstens <heiko.carstens@...ibm.com>
Cc: Helge Deller <deller@....de>
Cc: James E.J. Bottomley <jejb@...isc-linux.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Martin Schwidefsky <schwidefsky@...ibm.com>
Cc: Michael Ellerman <mpe@...erman.id.au>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Rich Felker <dalias@...c.org>
Cc: Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc: Tony Luck <tony.luck@...el.com>
Cc: Yoshinori Sato <ysato@...rs.sourceforge.jp>
Link: http://lkml.kernel.org/r/1525786706-22846-4-git-send-email-frederic@kernel.org
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/sh/kernel/irq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index 245dbeb20afe..5717c7cbdd97 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -44,7 +44,7 @@ int arch_show_interrupts(struct seq_file *p, int prec)
 
 	seq_printf(p, "%*s: ", prec, "NMI");
 	for_each_online_cpu(j)
-		seq_printf(p, "%10u ", irq_stat[j].__nmi_count);
+		seq_printf(p, "%10u ", nmi_count(j));
 	seq_printf(p, "  Non-maskable interrupts\n");
 
 	seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count));