linux-kernel - Re: [PATCH V5 1/3] x86/ioapic: Support hot-removal of IOAPICs present during boot

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Date:	Tue,  9 Aug 2016 11:23:25 +0800
From:	Rui Wang <rui.y.wang@...el.com>
To:	helgaas@...nel.org
Cc:	tglx@...utronix.de, rjw@...ysocki.net, tony.luck@...el.com,
	bhelgaas@...gle.com, linux-acpi@...r.kernel.org,
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
	rui.y.wang@...el.com
Subject: Re: [PATCH V5 1/3] x86/ioapic: Support hot-removal of IOAPICs present during boot

On Tuesday, Aug 9, 2016 4:23 AM, Bjorn Helgaas wrote:
> On Sun, Jun 26, 2016 at 11:44:57AM +0800, Rui Wang wrote:
> > v5: Remove #ifdef CONFIG_X86 from setup-bus.c, making it neutral to
> archs.
> > v4: Add comments explaining when to call acpi_ioapic_add().
> > v3: Previous versions break mips. This version fixes it.
> >
> > IOAPICs present during system boot aren't added to ioapic_list, thus
> > are unable to be hot-removed. Fix it by calling
> > acpi_ioapic_add() during root bus enumeration.
> >
> > Signed-off-by: Rui Wang <rui.y.wang@...el.com>
> 
> Hi Rui,
> 
> Where are we at with this?  If there's anything that still needs to be merged,
> can you rebase it to v4.8-rc1 and post a new, complete, series?
> 
Hi Bjorn,

Yes. These patches are needed for IOAPIC hotplug to work.

So Thomas & Rafael, any advice?

Thanks
Rui