linux-kernel - Re: [PATCH v2] Docs/mm: Fix a mistake for pfn in page

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Message-ID: <CACRpkdbVOOvrXiZQ2pSQn7ar5S8j824pu9gnnrN_+7+YHTUwiQ@mail.gmail.com>
Date: Wed, 9 Oct 2024 17:53:43 +0200
From: Linus Walleij <linus.walleij@...aro.org>
To: Pengyu Zhang <zpenya1314@...il.com>
Cc: corbet@....net, rppt@...nel.org, fmdefrancesco@...il.com, 
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org, 
	yaxin_wang_uestc@....com
Subject: Re: [PATCH v2] Docs/mm: Fix a mistake for pfn in page_tables.rst

On Wed, Oct 9, 2024 at 4:41 PM Pengyu Zhang <zpenya1314@...il.com> wrote:

> The documentation incorrectly calculate the pfn value as 0x3fffff,
> which should be 0x3ffff instead. It is obtained by right-shifting
> 0xffffc000 by 14 bits.
>
> This patch corrects the value to prevent any potential confusion
> for developers referencing this document.
>
> Signed-off-by: Pengyu Zhang <zpenya1314@...il.com>

Thanks, I love attention to detail yet make mistakes all the
time!
Reviewed-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij