linux-kernel - Re: [Bugfix 1/2] x86, irq, PCI: Keep IRQ assignment for PCI devices during suspend/hibernation

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Message-ID: <20140806170937.GA4895@pd.tnic>
Date:	Wed, 6 Aug 2014 19:09:37 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Jiang Liu <jiang.liu@...ux.intel.com>
Cc:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Randy Dunlap <rdunlap@...radead.org>,
	Yinghai Lu <yinghai@...nel.org>,
	Grant Likely <grant.likely@...aro.org>, x86@...nel.org,
	Len Brown <lenb@...nel.org>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Tony Luck <tony.luck@...el.com>,
	Joerg Roedel <joro@...tes.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
	linux-acpi@...r.kernel.org
Subject: Re: [Bugfix 1/2] x86, irq, PCI: Keep IRQ assignment for PCI devices
 during suspend/hibernation

On Wed, Aug 06, 2014 at 06:22:52PM +0800, Jiang Liu wrote:
> 	I have prepared a tree for you at
> https://github.com/jiangliu/linux.git suspend2
> 
> It's based on tip/master and includes:
> 1) the patch to fix warning caused  by USB controller
> 2) these two patches to fix failure of suspend/hibernation
> 
> Could you please help to check whether suspend/hibernation works as
> expect on your platforms?

Seems to work - just did 10-ish successful s/r cycles. The IO page
faults are still there though.

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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