linux-kernel - Re: [PATCH] Document pci

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Message-ID: <20090806191655.GK26809@tuxdriver.com>
Date:	Thu, 6 Aug 2009 15:16:56 -0400
From:	"John W. Linville" <linville@...driver.com>
To:	Dave Jones <davej@...hat.com>, Greg KH <greg@...ah.com>,
	Marcel Holtmann <marcel@...tmann.org>,
	"Luis R. Rodriguez" <lrodriguez@...eros.com>,
	linux-kernel@...r.kernel.org, linux-wireless@...r.kernel.org,
	zhifeng.cai@...eros.com, stephen.chen@...eros.com,
	linux-usb@...r.kernel.org, jbarnes@...tuousgeek.org
Subject: Re: [PATCH] Document pci_ids.h addition policy.

On Thu, Aug 06, 2009 at 03:13:59PM -0400, Dave Jones wrote:
> On Thu, Aug 06, 2009 at 11:33:26AM -0700, Greg Kroah-Hartman wrote:
>  
>  > > I agree. In fact, I'd go further, and say that the bulk of what we have
>  > > in pci_ids.h is also pointlessly shared. Only a tiny fraction of the device
>  > > entries in that file are used by multiple files in the kernel.
>  > 
>  > I agree with that as well, which is why when I was PCI maintainer, I
>  > didn't allow any new additions to the pci_ids.h file, unless it was
>  > going to be an id that was shared by different drivers.  That cut the
>  > new additions down to about none :)
> 
> Perhaps documenting this is a good idea to prevent things being moved there,
> as it still seems to be happening judging from the git log.
> 
> Signed-off-by: Dave Jones <davej@...hat.com>
>  
> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> index 73b46b6..f9156fd 100644
> --- a/include/linux/pci_ids.h
> +++ b/include/linux/pci_ids.h
> @@ -2,6 +2,9 @@
>   *	PCI Class, Vendor and Device IDs
>   *
>   *	Please keep sorted.
> + *
> + *	Do not add new entries to this file unless the definitions
> + *	are shared between multiple drivers.
>   */
>  
>  /* Device classes and subclasses */
> 

ACK

-- 
John W. Linville		Someday the world will need a hero, and you
linville@...driver.com			might be all we have.  Be ready.
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