From: Ingo Molnar <mingo@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Mike Travis <travis@sgi.com>,
mingo@redhat.com, tglx@linutronix.de, hpa@zytor.com,
msalter@redhat.com, dyoung@redhat.com, riel@redhat.com,
peterz@infradead.org, mgorman@suse.de,
linux-kernel@vger.kernel.org, x86@kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH 0/2] x86: Speed up ioremap operations
Date: Thu, 28 Aug 2014 08:48:25 +0200 [thread overview]
Message-ID: <20140828064825.GA6059@gmail.com> (raw)
In-Reply-To: <20140827160610.4ef142d28fd7f276efd38a51@linux-foundation.org>
* Andrew Morton <akpm@linux-foundation.org> wrote:
> On Wed, 27 Aug 2014 17:59:27 -0500 Mike Travis <travis@sgi.com> 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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next prev parent reply other threads:[~2014-08-28 6:48 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-27 22:59 [PATCH 0/2] x86: Speed up ioremap operations Mike Travis
2014-08-27 22:59 ` [PATCH 1/2] x86: Optimize resource lookups for ioremap Mike Travis
2014-08-27 23:05 ` Andrew Morton
2014-08-27 23:09 ` Mike Travis
2014-08-27 23:18 ` Andrew Morton
2014-08-27 23:25 ` Mike Travis
2014-08-27 23:37 ` Andrew Morton
2014-08-27 23:54 ` Mike Travis
2014-08-28 0:21 ` Andrew Morton
2014-08-27 22:59 ` [PATCH 2/2] x86: Use optimized ioresource lookup in ioremap function Mike Travis
2014-08-27 23:06 ` [PATCH 0/2] x86: Speed up ioremap operations Andrew Morton
2014-08-27 23:15 ` Mike Travis
2014-08-27 23:20 ` Andrew Morton
2014-08-27 23:30 ` Mike Travis
2014-08-28 6:48 ` Ingo Molnar [this message]
-- strict thread matches above, loose matches on Subject: below --
2014-08-29 19:16 Mike Travis
2014-08-29 19:53 Mike Travis
2014-08-29 20:16 ` Andrew Morton
2014-08-29 20:44 ` Mike Travis
2014-08-29 20:52 ` Andrew Morton
2014-08-29 22:31 ` Greg KH
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