From: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
To: Mathieu Chouquet-Stringer <mchouque@free.fr>,
linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org,
Christoph Hellwig <hch@lst.de>, Andrew Morton <akpm@osdl.org>,
Linus Torvalds <torvalds@osdl.org>
Subject: Re: Problem on Alpha with "convert to generic irq framework"
Date: Thu, 9 Mar 2006 00:51:01 +0300 [thread overview]
Message-ID: <20060309005101.B9651@jurassic.park.msu.ru> (raw)
In-Reply-To: <20060308175652.GA28296@twiddle.net>; from rth@twiddle.net on Wed, Mar 08, 2006 at 09:56:52AM -0800
On Wed, Mar 08, 2006 at 09:56:52AM -0800, Richard Henderson wrote:
> This will need commenting if it's to go in.
Agreed. What about this?
Ivan.
--- 2.6.16-rc5/arch/alpha/kernel/irq.c Mon Mar 6 11:57:58 2006
+++ linux/arch/alpha/kernel/irq.c Thu Mar 9 00:38:53 2006
@@ -151,8 +151,13 @@ handle_irq(int irq, struct pt_regs * reg
}
irq_enter();
+ /*
+ * __do_IRQ() must be called with IPL_MAX. Note that we do not
+ * explicitly enable interrupts afterwards - some MILO PALcode
+ * (namely LX164 one) seems to have severe problems with RTI
+ * at IPL 0.
+ */
local_irq_disable();
__do_IRQ(irq, regs);
- local_irq_enable();
irq_exit();
}
next prev parent reply other threads:[~2006-03-08 21:51 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-04 11:12 Mathieu Chouquet-Stringer
2006-03-06 12:51 ` Ivan Kokshaysky
2006-03-06 13:00 ` Al Viro
2006-03-06 14:14 ` Mathieu Chouquet-Stringer
2006-03-06 13:54 ` Mathieu Chouquet-Stringer
2006-03-06 16:13 ` Ivan Kokshaysky
2006-03-06 16:31 ` Mathieu Chouquet-Stringer
2006-03-08 11:28 ` Ivan Kokshaysky
2006-03-08 12:48 ` Mathieu Chouquet-Stringer
2006-03-08 17:56 ` Richard Henderson
2006-03-08 21:51 ` Ivan Kokshaysky [this message]
2006-03-09 12:34 ` Mathieu Chouquet-Stringer
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