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sh/ftrace: Move arch_ftrace_nmi_{enter,exit} into nmi exception

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SuperH is the last remaining user of arch_ftrace_nmi_{enter,exit}(),
remove it from the generic code and into the SuperH code.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com>
Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Rich Felker <dalias@libc.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Link: https://lkml.kernel.org/r/20200505134101.248881738@linutronix.de
This commit is contained in:
Peter Zijlstra 2020-02-24 22:26:21 +01:00 • committed by Thomas Gleixner
parent e616cb8daa
commit 178ba00c35
5 changed files with 12 additions and 30 deletions
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11
include/linux/ftrace_irq.h
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@ -2,15 +2,6 @@
#ifndef _LINUX_FTRACE_IRQ_H
#define _LINUX_FTRACE_IRQ_H
#ifdef CONFIG_FTRACE_NMI_ENTER
extern void arch_ftrace_nmi_enter(void);
extern void arch_ftrace_nmi_exit(void);
#else
static inline void arch_ftrace_nmi_enter(void) { }
static inline void arch_ftrace_nmi_exit(void) { }
#endif
#ifdef CONFIG_HWLAT_TRACER
extern bool trace_hwlat_callback_enabled;
extern void trace_hwlat_callback(bool enter);
@ -22,12 +13,10 @@ static inline void ftrace_nmi_enter(void)
if (trace_hwlat_callback_enabled)
trace_hwlat_callback(true);
#endif
arch_ftrace_nmi_enter();
}
static inline void ftrace_nmi_exit(void)
{
arch_ftrace_nmi_exit();
#ifdef CONFIG_HWLAT_TRACER
if (trace_hwlat_callback_enabled)
trace_hwlat_callback(false);