linux-kernel - Re: [PATCH 04/11] docs: Get rid of the badRAM guide

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Date:   Wed, 26 Oct 2016 22:19:37 -0200
From:   Mauro Carvalho Chehab <mchehab@...pensource.com>
To:     Jonathan Corbet <corbet@....net>
Cc:     linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jani Nikula <jani.nikula@...el.com>
Subject: Re: [PATCH 04/11] docs: Get rid of the badRAM guide

Em Wed, 26 Oct 2016 17:19:32 -0600
Jonathan Corbet <corbet@....net> escreveu:

> The last release of this tool was for 2.6.28; it's hard to see how it has
> any relevance to current kernels.

I suspect that only the BadRAM data there is obsolete.

Anyway, I'm fine if you want to remove this one.

> 
> Signed-off-by: Jonathan Corbet <corbet@....net>
> ---
>  Documentation/admin-guide/bad-memory.rst | 50 --------------------------------
>  Documentation/admin-guide/index.rst      |  1 -
>  2 files changed, 51 deletions(-)
>  delete mode 100644 Documentation/admin-guide/bad-memory.rst
> 
> diff --git a/Documentation/admin-guide/bad-memory.rst b/Documentation/admin-guide/bad-memory.rst
> deleted file mode 100644
> index a5c0e25e496f..000000000000
> --- a/Documentation/admin-guide/bad-memory.rst
> +++ /dev/null
> @@ -1,50 +0,0 @@
> -How to deal with bad memory e.g. reported by memtest86+ ?
> -=========================================================
> -
> -March 2008
> -Jan-Simon Moeller, dl9pf@....de
> -
> -
> -
> -There are three possibilities I know of:
> -
> -1) Reinsert/swap the memory modules
> -
> -2) Buy new modules (best!) or try to exchange the memory
> -   if you have spare-parts
> -
> -3) Use BadRAM or memmap
> -
> -This Howto is about number 3) .
> -
> -
> -BadRAM
> -######
> -
> -BadRAM is the actively developed and available as kernel-patch
> -here:  http://rick.vanrein.org/linux/badram/
> -
> -For more details see the BadRAM documentation.
> -
> -memmap
> -######
> -
> -memmap is already in the kernel and usable as kernel-parameter at
> -boot-time.  Its syntax is slightly strange and you may need to
> -calculate the values by yourself!
> -
> -Syntax to exclude a memory area (see admin-guide/kernel-parameters.rst for details)::
> -
> -	memmap=<size>$<address>
> -
> -Example: memtest86+ reported here errors at address 0x18691458, 0x18698424 and
> -some others. All had 0x1869xxxx in common, so I chose a pattern of
> -0x18690000,0xffff0000.
> -
> -With the numbers of the example above::
> -
> -	memmap=64K$0x18690000
> -
> -or::
> -
> -	memmap=0x10000$0x18690000
> diff --git a/Documentation/admin-guide/index.rst b/Documentation/admin-guide/index.rst
> index 2ce2bf02824b..d737ae71efc6 100644
> --- a/Documentation/admin-guide/index.rst
> +++ b/Documentation/admin-guide/index.rst
> @@ -58,5 +58,4 @@ configure specific aspects of kernel behavior to your liking.
>     binfmt-misc
>     mono
>     java
> -   bad-memory
>     basic-profiling



Thanks,
Mauro