linux-kernel - Re: [PATCH v2 1/1] mcb: Use DEFINE_RES

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Message-ID: <YMmdAQtPN7QRfcNO@kroah.com>
Date:   Wed, 16 Jun 2021 08:41:05 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Zhen Lei <thunder.leizhen@...wei.com>
Cc:     Johannes Thumshirn <morbidrsa@...il.com>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 1/1] mcb: Use DEFINE_RES_MEM() to simplify code

On Wed, Jun 16, 2021 at 09:55:09AM +0800, Zhen Lei wrote:
> Use DEFINE_RES_MEM() to save a couple of lines of code, which makes the
> code a bit shorter and easier to read. The start address does not need to
> appear twice.
> 
> By the way, the value of '.end' should be "start + size - 1". So the
> previous writing should have omitted subtracted 1.

Does that mean the current code is wrong and this is a bugfix?  If so,
what commit id does this fix?

thanks,

greg k-h