From: "Mulyadi Santosa" <mulyadi.santosa@gmail.com>
To: Rick Brown <rick.brown.3@gmail.com>
Cc: kernelnewbies <kernelnewbies@nl.linux.org>, linux-newbie@vger.kernel.org
Subject: Re: MIssed interrupts
Date: Thu, 7 Feb 2008 22:50:16 +0700 [thread overview]
Message-ID: <f284c33d0802070750n1bc438c1y85c974bbf53a8242@mail.gmail.com> (raw)
In-Reply-To: <7783925d0802062112r4637c674qf2d1dd356cc0923e@mail.gmail.com>
Hi....
On Feb 7, 2008 12:12 PM, Rick Brown <rick.brown.3@gmail.com> wrote:
> Hi,
>
> If a particual IRQ line has been disabled (disable_irq()), what
> happens if the device on that IRQ line generates interrupt? Does it
> result in missed interrupt?
AFAIK at the time it's in disabled state...yes it will be missed. But
once you enabled it again.... missing interrupts will be received. It
is different when interrupt is masked...it will be simply ignored.
regards.
Mulyadi.
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next prev parent reply other threads:[~2008-02-07 15:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-07 5:12 MIssed interrupts Rick Brown
2008-02-07 15:50 ` Mulyadi Santosa [this message]
2008-02-29 7:21 ` Jike Song
2008-02-29 11:43 ` Mulyadi Santosa
2008-03-03 1:10 ` Jike Song
2008-04-02 8:09 ` Peter Teoh
2008-02-29 14:34 ` Peter Teoh
2008-03-01 8:36 ` Mulyadi Santosa
2008-02-29 3:35 ` Peter Teoh
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