From mboxrd@z Thu Jan  1 00:00:00 1970
From: Fundu <fundu_1999@yahoo.com>
Subject: RE: local_save_flags(flags)
Date: Thu, 18 Sep 2008 14:09:02 -0700 (PDT)
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To: linux embedded <linux-embedded@vger.kernel.org>

> turning off interrupts just masks them. the interrupt
> hardware should
> "latch" them and they fire when you reenable
> interrupts.
>
> You loose track of "how many" not if any
> happened...
>
> marty

Thanks Marty,

a follow up question,
why do we need to save the flags then ? if the interrupt hardware would
latch them ?
can we not just disable all interrupts ?

TIA,
Fundo