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

Jeremy Fitzhardinge
2010-10-16T00:17:56Z

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@linutronix.de>
>> AuthorDate: Wed, 29 Sep 2010 17:37:10 +0200
>> Committer: Thomas Gleixner <tglx@linutronix.de>
>> 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