Re: [Xen-devel] Re: [tip:irq/core] x86: xen: Sanitise sparse_irq handling

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

 On 10/15/2010 05:15 PM, Jeremy Fitzhardinge wrote:
>  On 10/12/2010 01:29 PM, tip-bot for Thomas Gleixner wrote:
>> Commit-ID:  77dff1c755c3218691e95e7e38ee14323b35dbdb
>> Gitweb:     
>> http://git.kernel.org/tip/77dff1c755c3218691e95e7e38ee14323b35dbdb
>> Author:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
>> AuthorDate: Wed, 29 Sep 2010 17:37:10 +0200
>> Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
>> CommitDate: Tue, 12 Oct 2010 16:53:44 +0200
>>
>> x86: xen: Sanitise sparse_irq handling
>>
>> There seems to be more cleanups possible, but that's left to the xen
>> experts :)
> This causes the kernel to fail to boot under Xen.  The WARN_ON(res !=
> irq) triggers and nobody is very happy about the results.

Of course the really interesting question is whether this sparse irq
rework allows us to hang our extra per-irq information of the irq_data
structure now, rather than having to maintain all these auxiliary arrays?

Thanks,
    J

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