Re: 3.2.8/amd64 full interrupt hangs and deadlocks under big network copies (page allocation failure)

Eric Dumazet
2012-04-11T05:43:00Z

On Tue, 2012-04-10 at 22:27 -0700, Marc MERLIN wrote:
> On Tue, Apr 10, 2012 at 08:11:03AM +0200, Eric Dumazet wrote:
> > Please try following patch, as it solved the problem for me (no more
> > order-1 allocations in tx path)
>
> I applied our patch to 3.3.1 and cannot reproduce the problem anymore.
>
> I'll leave a big wireless copy running overnight just in case, but I think
> you fixed it.
>
> Thanks much,
> Marc

Thanks Marc for bringing this issue.

I have a lenovo T420s laptop and could debug the thing pretty fast.

I'll send two official patches.

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