CRISv32: annotate irq enable in idle loop

vitkyrka · Jesper Nilsson · commit 3fffa23ee0a3 · 2015-09-05T00:56:49.000+02:00
Use a call to local_irq_enable() instead of incline asm so that the
irqsoff latency tracer knows that interrupts are enabled here.

Signed-off-by: Rabin Vincent &lt;rabin@rab.in&gt;
Signed-off-by: Jesper Nilsson &lt;jesper.nilsson@axis.com&gt;
diff --git a/arch/cris/arch-v32/kernel/process.c b/arch/cris/arch-v32/kernel/process.c
@@ -23,9 +23,9 @@ extern void stop_watchdog(void);
 /* We use this if we don't have any better idle routine. */
 void default_idle(void)
 {
+	local_irq_enable();
 	/* Halt until exception. */
-	__asm__ volatile("ei    \n\t"
-			 "halt      ");
+	__asm__ volatile("halt");
 }
 
 /*

Original file line number	Diff line number	Diff line change
`@@ -23,9 +23,9 @@ extern void stop_watchdog(void);`
`23`	`23`	`/* We use this if we don't have any better idle routine. */`
`24`	`24`	`void default_idle(void)`
`25`	`25`	`{`
	`26`	`+ local_irq_enable();`
`26`	`27`	`/* Halt until exception. */`
`27`		`- __asm__ volatile("ei \n\t"`
`28`		`- "halt ");`
	`28`	`+ __asm__ volatile("halt");`
`29`	`29`	`}`
`30`	`30`
`31`	`31`	`/*`