linux-kernel - Re: [PATCH] Documentation: vgaarbiter: fix typos

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Message-ID: <20101206092544.68cb5036@jbarnes-desktop>
Date:	Mon, 6 Dec 2010 09:25:44 -0800
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Randy Dunlap <rdunlap@...otime.net>
Cc:	Nicolas Kaiser <nikai@...ai.net>,
	Tiago Vignatti <tiago.vignatti@...ia.com>,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Documentation: vgaarbiter: fix typos

On Wed, 1 Dec 2010 16:41:41 -0800
Randy Dunlap <rdunlap@...otime.net> wrote:

> On Wed, 1 Dec 2010 02:34:57 +0100 Nicolas Kaiser wrote:
> 
> > Fixed typos.
> > 
> > Signed-off-by: Nicolas Kaiser <nikai@...ai.net>
> > ---
> >  Documentation/vgaarbiter.txt |   15 +++++++--------
> >  1 files changed, 7 insertions(+), 8 deletions(-)
> > 
> > diff --git a/Documentation/vgaarbiter.txt b/Documentation/vgaarbiter.txt
> > index 43a9b06..8145f8f 100644
> > --- a/Documentation/vgaarbiter.txt
> > +++ b/Documentation/vgaarbiter.txt
> > @@ -14,11 +14,10 @@ the legacy VGA arbitration task (besides other bus management tasks) when more
> >  than one legacy device co-exists on the same machine. But the problem happens
> >  when these devices are trying to be accessed by different userspace clients
> >  (e.g. two server in parallel). Their address assignments conflict. Moreover,
> > -ideally, being an userspace application, it is not the role of the the X
> > -server to control bus resources. Therefore an arbitration scheme outside of
> > -the X server is needed to control the sharing of these resources. This
> > -document introduces the operation of the VGA arbiter implemented for Linux
> > -kernel.
> > +ideally, being a userspace application, it is not the role of the X server to
> > +control bus resources. Therefore an arbitration scheme outside of the X server
> > +is needed to control the sharing of these resources. This document introduces
> > +the operation of the VGA arbiter implemented for the Linux kernel.
> >  
> >  ----------------------------------------------------------------------------
> >  
> > @@ -39,7 +38,7 @@ I.1 vgaarb
> >  The vgaarb is a module of the Linux Kernel. When it is initially loaded, it
> >  scans all PCI devices and adds the VGA ones inside the arbitration. The
> >  arbiter then enables/disables the decoding on different devices of the VGA
> > -legacy instructions. Device which do not want/need to use the arbiter may
> > +legacy instructions. Devices which do not want/need to use the arbiter may
> >  explicitly tell it by calling vga_set_legacy_decoding().
> >  
> >  The kernel exports a char device interface (/dev/vga_arbiter) to the clients,
> > @@ -95,7 +94,7 @@ In the case of devices hot-{un,}plugged, there is a hook - pci_notify() - to
> >  notify them being added/removed in the system and automatically added/removed
> >  in the arbiter.
> >  
> > -There's also a in-kernel API of the arbiter in the case of DRM, vgacon and
> > +There's also an in-kernel API of the arbiter in the case of DRM, vgacon and
> >  others which may use the arbiter.
> >  
> 
> How about:
> 
> There is also an in-kernel API of the arbiter in case DRM, vgacon, or other
> drivers want to use it.
> 
> >  
> > @@ -117,7 +116,7 @@ Besides it, in pci_system were added:
> >      struct pci_device *vga_default_dev;
> >  
> >  
> > -The vga_count is usually need to keep informed how many cards are being
> > +The vga_count is usually needed to keep informed how many cards are being
> >  arbitrated, so for instance if there's only one then it can totally escape the
> >  scheme.
> 
> Awkward.  How about:
> 
> The vga_count is used to track how many cards are being arbitrated, so for
> instance, if there is only one card, then it can completely escape arbitration.

Randy, I assume you'll pick this up once you receive a version you're
ok with?

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