From: linux@arm.linux.org.uk (Russell King - ARM Linux)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2] i.MX31 and i.MX35 : fix errate TLSbo65953 and ENGcm09472
Date: Thu, 7 Oct 2010 08:27:41 +0100 [thread overview]
Message-ID: <20101007072741.GA14554@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <20101005194659.GY11737@pengutronix.de>
On Tue, Oct 05, 2010 at 09:46:59PM +0200, Uwe Kleine-K?nig wrote:
> Hmm, when the caches are off before entering wfi, does that mean that
> all interrupt (and fiq) handlers run with the caches off, too? That's
> very bad, isn't it?
IRQs are disabled before cpu_idle() calls the calling the chosen idle
function. If we didn't, we'd miss waking up threads from idle mode.
FIQs aren't covered by the core code though - you have to deal with
any issues there yourself.
next prev parent reply other threads:[~2010-10-07 7:27 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-02 13:55 I.MX35 GPIO IRQ + Preempt -> Oops Eric Bénard
2010-10-03 11:41 ` Russell King - ARM Linux
2010-10-03 15:25 ` Eric Bénard
2010-10-03 16:20 ` Russell King - ARM Linux
2010-10-03 17:15 ` Eric Bénard
2010-10-04 7:39 ` Uwe Kleine-König
2010-10-04 8:08 ` Eric Bénard
2010-10-04 12:07 ` Eric Bénard
2010-10-05 5:06 ` Marc Reilly
2010-10-05 7:28 ` Eric Bénard
2010-10-05 9:13 ` Eric Bénard
2010-10-05 9:25 ` [PATCH/RFC] i.MX31 and i.MX35 : fix errate TLSbo65953 and ENGcm09472 Eric Bénard
2010-10-05 9:45 ` Sascha Hauer
2010-10-05 12:00 ` [PATCH v2] " Eric Bénard
2010-10-05 18:33 ` Uwe Kleine-König
2010-10-05 19:31 ` Eric Bénard
2010-10-05 19:46 ` Uwe Kleine-König
2010-10-05 20:00 ` Eric Bénard
2010-10-05 20:04 ` Uwe Kleine-König
2010-10-05 20:27 ` Eric Bénard
2010-10-06 2:28 ` Nicolas Pitre
2010-10-06 11:09 ` Eric Bénard
2010-10-08 8:49 ` [PATCH v3] " Eric Bénard
2010-10-07 7:27 ` Russell King - ARM Linux [this message]
2010-10-05 16:29 ` [PATCH/RFC] " Uwe Kleine-König
2010-10-05 16:48 ` Eric Bénard
2010-10-05 17:40 ` Uwe Kleine-König
2010-10-06 6:35 ` Daniel Mack
2010-10-06 7:03 ` Uwe Kleine-König
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