diff mbox series

[02/19] sh: Get rid of nmi_count()

Message ID 20201113141732.844232404@linutronix.de
State New
Headers show
Series softirq: Cleanups and RT awareness | expand

Commit Message

Thomas Gleixner Nov. 13, 2020, 2:02 p.m. UTC
nmi_count() is a historical leftover and SH is the only user. Replace it
with regular per cpu accessors.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Cc: linux-sh@vger.kernel.org
---
 arch/sh/kernel/irq.c   |    2 +-
 arch/sh/kernel/traps.c |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -44,7 +44,7 @@  int arch_show_interrupts(struct seq_file
 
 	seq_printf(p, "%*s: ", prec, "NMI");
 	for_each_online_cpu(j)
-		seq_printf(p, "%10u ", nmi_count(j));
+		seq_printf(p, "%10u ", per_cpu(irq_stat.__nmi_count, j);
 	seq_printf(p, "  Non-maskable interrupts\n");
 
 	seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count));
--- a/arch/sh/kernel/traps.c
+++ b/arch/sh/kernel/traps.c
@@ -186,7 +186,7 @@  BUILD_TRAP_HANDLER(nmi)
 	arch_ftrace_nmi_enter();
 
 	nmi_enter();
-	nmi_count(cpu)++;
+	this_cpu_inc(irq_stat.__nmi_count);
 
 	switch (notify_die(DIE_NMI, "NMI", regs, 0, vec & 0xff, SIGINT)) {
 	case NOTIFY_OK: