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Message-ID: <alpine.DEB.2.21.1906221523340.5503@nanos.tec.linutronix.de>
Date: Sat, 22 Jun 2019 15:27:42 +0200 (CEST)
From: Thomas Gleixner <tglx@...utronix.de>
To: Octavio Alvarez <octallk1@...arezp.org>
cc: Linus Torvalds <torvalds@...ux-foundation.org>,
linux-kernel@...r.kernel.org, x86@...nel.org,
Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
"H. Peter Anvin" <hpa@...or.com>,
Marc Zyngier <marc.zyngier@....com>,
"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
"Steven Rostedt (VMware)" <rostedt@...dmis.org>,
Jiang Biao <jiang.biao2@....com.cn>,
Yi Wang <wang.yi59@....com.cn>,
Dou Liyang <douly.fnst@...fujitsu.com>,
Nicolai Stange <nstange@...e.de>
Subject: Re: PROBLEM: Marvell 88E8040 (sky2) fails after hibernation
Octavio,
On Wed, 19 Jun 2019, Octavio Alvarez wrote:
> On 6/13/19 3:45 PM, Thomas Gleixner wrote:
> > Can you please provide the content of /proc/interrupts with the driver
> > loaded and working after boot (don't hibernate) for the following kernels:
> >
>
> $ cat linux-master-after-boot.txt
> CPU0 CPU1 CPU2 CPU3
> 27: 1 0 0 0 PCI-MSI 3145728-edge eth0
> > Linus upstream + revert
>
> $ cat linux-master-reverted-after-boot.txt
> CPU0 CPU1 CPU2 CPU3
> 27: 1 0 0 0 PCI-MSI 3145728-edge eth0
> Meanwhile, here it is for 4.9, which is the latest Debian-provided kernel and
> worked:
>
> $ cat linux-4.9-after-boot.txt
> CPU0 CPU1 CPU2 CPU3
> 24: 1 0 0 0 PCI-MSI 3145728-edge eth0
> I will keep trying 4.14, unless you say otherwise.
It would be interesting though I don't expect too much data.
So all of the above use PCI/MSI. That's at least a data point. I need to
stare into that driver again to figure out why this might make a
difference, but right now I'm lost.
Thanks,
tglx
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