From: Doug Ledford <dledford@redhat.com>
To: "Luis R. Rodriguez" <mcgrof@suse.com>
Cc: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
Andy Lutomirski <luto@amacapital.net>,
mike.marciniszyn@intel.com, infinipath@intel.com,
linux-rdma@vger.kernel.org, awalls@md.metrocast.net,
Toshi Kani <toshi.kani@hp.com>, "H. Peter Anvin" <hpa@zytor.com>,
Ingo Molnar <mingo@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Hal Rosenstock <hal.rosenstock@gmail.com>,
Sean Hefty <sean.hefty@intel.com>,
Suresh Siddha <sbsiddha@gmail.com>,
Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>,
Roland Dreier <roland@purestorage.com>,
Juergen Gross <jgross@suse.com>,
Mauro Carvalho Chehab <mchehab@osg.samsung.com>,
Borislav Petkov <bp@suse.de>, Mel Gorman <mgorman@suse.de>,
Vlastimil Babka <vbabka@suse.cz>,
Davidlohr Bueso <dbueso@suse.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Subject: Re: ioremap_uc() followed by set_memory_wc() - burrying MTRR
Date: Wed, 22 Apr 2015 15:10:41 -0400 [thread overview]
Message-ID: <1429729841.121496.15.camel@redhat.com> (raw)
In-Reply-To: <20150422190520.GL5622@wotan.suse.de>
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On Wed, 2015-04-22 at 21:05 +0200, Luis R. Rodriguez wrote:
> > > I'd also love to remove the driver if it turns out there are actually
> > > no users. qib substantially replaces it except for a few very old
> > > cards.
> >
> > To be precise, the split is that ipath powers the old HTX bus cards that
> > only work in AMD systems,
>
> Do those systems have PAT support? CAn anyone check if PAT is enabled
> if booted on a recent kernel?
I don't have one of these systems any more. The *only* one I ever had
was a monster IBM box...I can't even find a reference to it any more.
--
Doug Ledford <dledford@redhat.com>
GPG KeyID: 0E572FDD
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next prev parent reply other threads:[~2015-04-22 19:10 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-15 20:42 ioremap_uc() followed by set_memory_wc() - burrying MTRR Andy Lutomirski
2015-04-15 22:15 ` Luis R. Rodriguez
2015-04-15 22:50 ` Andy Walls
[not found] ` <1429138212.1899.34.camel-xioobY1GIEhKttHedORAlB2eb7JE58TQ@public.gmane.org>
2015-04-15 23:52 ` Andy Lutomirski
2015-04-16 0:33 ` Andy Walls
[not found] ` <CALCETrV0B7rp08-VYjp5=1CWJp7=xTUTBYo3uGxX317RxAQT+w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-04-15 20:56 ` H. Peter Anvin
2015-04-21 22:46 ` Luis R. Rodriguez
2015-04-21 22:57 ` Jason Gunthorpe
[not found] ` <20150421225732.GA17356-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-04-21 23:39 ` Luis R. Rodriguez
[not found] ` <20150421233907.GA5622-B4tOwbsTzaBolqkO4TVVkw@public.gmane.org>
2015-04-22 5:39 ` Jason Gunthorpe
2015-04-22 15:23 ` Luis R. Rodriguez
2015-04-22 15:54 ` Luis R. Rodriguez
2015-04-22 15:59 ` Luis R. Rodriguez
[not found] ` <20150422152328.GB5622-B4tOwbsTzaBolqkO4TVVkw@public.gmane.org>
2015-04-22 16:17 ` Jason Gunthorpe
2015-04-22 16:51 ` Luis R. Rodriguez
[not found] ` <20150422161755.GA19500-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2015-04-22 18:53 ` Doug Ledford
[not found] ` <1429728791.121496.10.camel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2015-04-22 19:05 ` Luis R. Rodriguez
2015-04-22 19:10 ` Doug Ledford [this message]
2015-04-22 19:14 ` Luis R. Rodriguez
2015-04-22 20:46 ` Jason Gunthorpe
2015-04-22 20:58 ` Doug Ledford
2015-04-22 16:53 ` Andy Lutomirski
2015-04-22 17:07 ` Luis R. Rodriguez
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