Re: [Patch Part3 v3 00/38] Enable hierarchy irqdomian on x86 platforms

From: Joerg Roedel
Date: Tue Nov 18 2014 - 05:51:52 EST

Hi Jiang,

On Sun, Nov 09, 2014 at 02:13:00AM +0800, Jiang Liu wrote:
> This is the last part to enable support of hierarchy domain on x86
> platforms.
> It first converts IOAPIC to support hierarchy irqdomain, then cleans
> up all unused code and interfaces. It also introduces a kernel boot
> parameter to configure CPU vector allocation policies.
> It's based on my previous patch set at:
> And you may access it at:
> irqdomain/p3v3
> It has been tested on Intel 64-bit server and 32-bit laptop. It also
> passes Fengguang's 0day tests. Helps are welcomed for testing:
> 1) Intel MID platform
> 2) Intel CE or OLPC platforms
> Patch 1-3 kills pre_init_apic_IRQ0().
> Patch 4-9 convert IOAPIC to use hierarch irqdomain
> Patch 10-36 clean up code, unused interfaces etc.
> Patch 37-38 introduces a mechanism to configure CPU vector allocation
> policies.

Did some more testing on my machines and it looks good now, no more boot
panics or other anomalies. So feel free to add my

Tested-by: Joerg Roedel <jroedel@xxxxxxx>

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