arm64: Implement arch_irqs_disabled()

Peter Zijlstra · Peter Zijlstra · commit 021c109330eb · 2020-08-26T12:41:55.000+02:00
Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will@kernel.org> Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Link: https://lkml.kernel.org/r/20200821085348.664425120@infradead.org
diff --git a/arch/arm64/include/asm/irqflags.h b/arch/arm64/include/asm/irqflags.h
@@ -95,6 +95,11 @@ static inline int arch_irqs_disabled_flags(unsigned long flags)
 	return res;
 }
 
+static inline int arch_irqs_disabled(void)
+{
+	return arch_irqs_disabled_flags(arch_local_save_flags());
+}
+
 static inline unsigned long arch_local_irq_save(void)
 {
 	unsigned long flags;

Original file line number	Diff line number	Diff line change
`@@ -95,6 +95,11 @@ static inline int arch_irqs_disabled_flags(unsigned long flags)`
`95`	`95`	`return res;`
`96`	`96`	`}`
`97`	`97`
	`98`	`+static inline int arch_irqs_disabled(void)`
	`99`	`+{`
	`100`	`+ return arch_irqs_disabled_flags(arch_local_save_flags());`
	`101`	`+}`
	`102`	`+`
`98`	`103`	`static inline unsigned long arch_local_irq_save(void)`
`99`	`104`	`{`
`100`	`105`	`unsigned long flags;`