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From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Bjorn Helgaas <bjorn.helgaas@hp.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/2] vgacon: use request_region(), not request_resource(), to set BUSY
Date: Tue, 18 May 2010 14:41:05 -0700	[thread overview]
Message-ID: <20100518144105.362e5e6a@virtuousgeek.org> (raw)
In-Reply-To: <4BE08013.5060402@zytor.com>

On Tue, 04 May 2010 13:14:11 -0700
"H. Peter Anvin" <hpa@zytor.com> wrote:

> On 05/04/2010 12:16 PM, Bjorn Helgaas wrote:
> > On Tuesday, May 04, 2010 01:09:46 pm Linus Torvalds wrote:
> >> On Tue, 4 May 2010, Bjorn Helgaas wrote:
> >>> Drivers normally use request_region() to mark the region busy so it won't
> >>> be used by anybody else.  Previously, we used request_resource(), which
> >>> doesn't mark the VGA regions busy.
> >>>
> >>> Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
> >>
> >> Hmm. I don't object, but unless there is some crazy regression, there's no
> >> way I will take something like this outside the merge window. Who knows
> >> what odd frame buffer driver is out there that just depended on the fact
> >> that it could also register that VGA area?
> >>
> >> Probably no such thing exists, but it's why I want these kinds of things
> >> during the merge window. And obviously preferably through something like
> >> the PCI merge tree, but that's a different issue.
> > 
> > Yep, I was intending for after .34.  I couldn't figure out where
> > to send it, but I'll be happy to send it to Jesse.
> > 
> 
> I would vote for Jesse's tree.  If Jesse doesn't want it I'll take it.

Can you resend this one Bjorn?

Thanks,
-- 
Jesse Barnes, Intel Open Source Technology Center

      parent reply	other threads:[~2010-05-18 21:42 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-04 18:58 [PATCH 1/2] resources: fill in type for __request_region() Bjorn Helgaas
2010-05-04 18:58 ` [PATCH 2/2] vgacon: use request_region(), not request_resource(), to set BUSY Bjorn Helgaas
2010-05-04 19:09   ` Linus Torvalds
2010-05-04 19:16     ` Bjorn Helgaas
2010-05-04 20:14       ` H. Peter Anvin
2010-05-04 20:51         ` Jesse Barnes
2010-05-18 21:41         ` Jesse Barnes [this message]

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