From: Thomas Gleixner <tglx@linutronix.de>
To: Lyude Paul <lyude@redhat.com>
Cc: "Ghannam, Yazen" <Yazen.Ghannam@amd.com>,
"hpa@zytor.com" <hpa@zytor.com>,
"keith.busch@intel.com" <keith.busch@intel.com>,
"mingo@kernel.org" <mingo@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Borislav Petkov <bp@alien8.de>
Subject: Re: "irq/matrix: Spread interrupts on allocation" breaks nouveau in mainline kernel
Date: Thu, 25 Jan 2018 19:46:57 +0100 (CET) [thread overview]
Message-ID: <alpine.DEB.2.20.1801251945170.2203@nanos> (raw)
In-Reply-To: <1516904638.5161.1.camel@redhat.com>
On Thu, 25 Jan 2018, Lyude Paul wrote:
> I think you are right, apologies. Glad to know this isn't a regression in the
> IRQ handling code :). It looks like our nouveau problems are probably coming
> from the fact that we don't just leave IRQs setup through suspend/resume which
> as far as I can tell, is probably not the correct thing to do.
If you tear down the interrupt, then you have to make sure that it's
completely masked and disabled on the device side (including MSI).
Thanks,
tglx
next prev parent reply other threads:[~2018-01-25 18:47 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-23 22:01 "irq/matrix: Spread interrupts on allocation" breaks nouveau in mainline kernel Lyude Paul
2018-01-24 1:26 ` Lyude Paul
2018-01-24 12:52 ` Thomas Gleixner
2018-01-24 17:49 ` Lyude Paul
2018-01-24 19:13 ` Ghannam, Yazen
2018-01-24 19:56 ` Lyude Paul
2018-01-24 20:02 ` Lyude Paul
2018-01-25 3:29 ` Mike Galbraith
2018-01-25 18:29 ` Lyude Paul
2018-01-25 8:54 ` Thomas Gleixner
2018-01-25 18:23 ` Lyude Paul
2018-01-25 18:46 ` Thomas Gleixner [this message]
2018-01-25 19:25 ` Lyude Paul
2018-01-25 20:12 ` Thomas Gleixner
2018-01-24 12:50 ` Thomas Gleixner
2018-01-24 13:38 ` Borislav Petkov
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