From: Robert Love <rml@tech9.net>
To: root@chaos.analogic.com
Cc: sanket rathi <sanket@linuxmail.org>, linux-kernel@vger.kernel.org
Subject: Re: interrupt handler
Date: 23 Aug 2002 12:17:10 -0400 [thread overview]
Message-ID: <1030119432.863.3674.camel@phantasy> (raw)
In-Reply-To: <Pine.LNX.3.95.1020823080728.21127A-100000@chaos.analogic.com>
On Fri, 2002-08-23 at 08:17, Richard B. Johnson wrote:
> Interrupts default to OFF within an interrupt handler. Given this,
> why would you use a spin-lock within the ISR on a single-processor
> machine?
Only the current interrupt handler is disabled... interrupts are
normally ON.
Robert Love
next prev parent reply other threads:[~2002-08-23 16:13 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-23 11:58 interrupt handler sanket rathi
2002-08-23 12:17 ` Richard B. Johnson
2002-08-23 16:17 ` Robert Love [this message]
2002-08-23 16:45 ` Richard B. Johnson
2002-08-23 16:52 ` Robert Love
2002-08-23 20:45 ` george anzinger
-- strict thread matches above, loose matches on Subject: below --
2004-04-15 10:02 Interrupt handler MNH
2004-04-17 18:57 ` Karim Yaghmour
2002-08-23 6:22 interrupt handler Kerenyi Gabor
2002-08-23 5:45 Kerenyi Gabor
2002-08-23 13:07 ` Richard B. Johnson
2002-08-23 4:58 Kerenyi Gabor
2002-08-21 14:25 Interrupt Handler sanket rathi
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