Subject: Re: [PATCH] RapidIO: Fix use of non-compatible registers

From: Andrew Morton <[email-masked]>
Date: Mon, 22 Aug 2011 12:28:07 -0700

On Tue, 26 Jul 2011 14:07:26 -0400
Alexandre Bounine <[email-masked]> wrote:

> Replace/remove use of RIO v.1.2 registers/bits that are not forward-compatible
> with newer versions of RapidIO specification.
> 
> RapidIO specification v. 1.3 removed Write Port CSR, Doorbell CSR,
> Mailbox CSR and Mailbox and Doorbell bits of the PEF CAR.
> 
> Signed-off-by: Alexandre Bounine <[email-masked]>
> Cc: Kumar Gala <[email-masked]>
> Cc: Matt Porter <[email-masked]>
> Cc: Li Yang <[email-masked]>
> Cc: Thomas Moll <[email-masked]>
> Cc: Chul Kim <[email-masked]>
> Cc: <[email-masked]>

You did a cc:stable but provided no reason (that I can understand) for
backporting the patch.  Please explain why the problem is sufficiently
serious to warrant this action.