From 20e912680842504ab4633deaa644c2b855ad3d44 Mon Sep 17 00:00:00 2001 From: Nicolas Pitre Date: Thu, 1 Sep 2005 12:48:47 +0100 Subject: [ARM] 2863/1: clarify comment in PXA2xx and SA1x00 timer code Patch from Nicolas Pitre Signed-off-by: Nicolas Pitre Signed-off-by: Russell King --- arch/arm/mach-pxa/time.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'arch/arm/mach-pxa/time.c') diff --git a/arch/arm/mach-pxa/time.c b/arch/arm/mach-pxa/time.c index 72b15e9..7dad3f1 100644 --- a/arch/arm/mach-pxa/time.c +++ b/arch/arm/mach-pxa/time.c @@ -91,9 +91,10 @@ pxa_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs) /* Loop until we get ahead of the free running timer. * This ensures an exact clock tick count and time accuracy. - * IRQs are disabled inside the loop to ensure coherence between - * lost_ticks (updated in do_timer()) and the match reg value, so we - * can use do_gettimeofday() from interrupt handlers. + * Since IRQs are disabled at this point, coherence between + * lost_ticks(updated in do_timer()) and the match reg value is + * ensured, hence we can use do_gettimeofday() from interrupt + * handlers. * * HACK ALERT: it seems that the PXA timer regs aren't updated right * away in all cases when a write occurs. We therefore compare with -- cgit v1.1