Re: [PATCH 0/2] x86: Speed up ioremap operations

From: Ingo Molnar
Date: Thu Aug 28 2014 - 02:48:47 EST



* Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:

> On Wed, 27 Aug 2014 17:59:27 -0500 Mike Travis <travis@xxxxxxx> wrote:
>
> >
> > We have a large university system in the UK that is experiencing
> > very long delays modprobing the driver for a specific I/O device.
> > The delay is from 8-10 minutes per device and there are 31 devices
> > in the system. This 4 to 5 hour delay in starting up those I/O
> > devices is very much a burden on the customer.
>
> That's nuts.

Agreed, and I'd suggest marking this for -stable, once it's all
settled and tested.

Thanks,

Ingo
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