[yocto] [yocto-docs][PATCH] kernel-dev: Updates "Generating Configuration Files" section

[Rifenbark, Scott M]

Yes - the manual for 1.6 is only for that release.  I would have to take separate steps to apply it to dora or Dylan branches.

>-----Original Message-----
>From: Darren Hart [mailto:dvhart at linux.intel.com]
>Sent: Monday, March 10, 2014 4:52 PM
>To: João Henrique Ferreira de Freitas; yocto at yoctoproject.org
>Cc: Rifenbark, Scott M
>Subject: Re: [yocto] [yocto-docs][PATCH] kernel-dev: Updates "Generating
>Configuration Files" section
>
>On 3/5/14, 18:20, "João Henrique Ferreira de Freitas" <joaohf at gmail.com>
>wrote:
>
>>Add a new step about how to use diffconfig task to create kernel config
>>fragments.
>>
>>[YOCTO #3862]
>>
>>Signed-off-by: João Henrique Ferreira de Freitas <joaohf at gmail.com>
>
>Thank you for updating the documentation. Please Cc: the relevant parties
>with patches to the list (the author for one, and a git log would reveal Scott R.
>as the next obvious owner).
>
>Scott, This is good stuff to add. My only thought is this is new functionality, the
>old method is still valid - and necessary before 1.6.
>What are your thoughts on dealing with this? Does the manual with 1.6 ONLY
>apply to 1.6?
>
>--
>Darren
>
>>---
>> documentation/kernel-dev/kernel-dev-common.xml | 25
>>+++++++++----------------
>> 1 file changed, 9 insertions(+), 16 deletions(-)
>>
>>diff --git a/documentation/kernel-dev/kernel-dev-common.xml
>>b/documentation/kernel-dev/kernel-dev-common.xml
>>index a152f9f..de04a39 100644
>>--- a/documentation/kernel-dev/kernel-dev-common.xml
>>+++ b/documentation/kernel-dev/kernel-dev-common.xml
>>@@ -342,32 +342,25 @@
>>                         <literallayout class='monospaced'>
>>      $ bitbake linux-yocto -c kernel_configme -f
>>                         </literallayout></para></listitem>
>>-                    <listitem><para>Copy and rename the resulting
>>-                        <filename>.config</filename> file (e.g.
>>-                        <filename>config.orig</filename>).
>>-                        </para></listitem>
>>                     <listitem><para>Run the
>><filename>menuconfig</filename>
>>                         command:
>>                         <literallayout class='monospaced'>
>>      $ bitbake linux-yocto -c menuconfig
>>                         </literallayout></para></listitem>
>>-                    <listitem><para>Prepare a configuration fragment
>>based on
>>-                        the differences between the two files.
>>-                        </para></listitem>
>>+                    <listitem><para>Run the
>><filename>diffconfig</filename>
>>+                        command to prepare a configuration fragment.
>>+                        The result file
>><filename>fragment.cfg</filename> will be placed in
>>+                        <filename>${</filename><ulink
>>url='&YOCTO_DOCS_REF_URL;#var-
>WORKDIR'><filename>WORKDIR</filename></ul
>>ink
>>><filename>}</filename> directory:
>>+                        <literallayout class='monospaced'>
>>+     $ bitbake linux-yocto -c diffconfig
>>+                        </literallayout></para></listitem>
>>                 </orderedlist>
>>             </para>
>>
>>             <para>
>>-                Ultimately, the configuration fragment file needs to be a
>>+                The <filename>diffconfig</filename> command creates a
>>file that is a
>>                 list of Linux kernel <filename>CONFIG_</filename>
>>assignments.
>>-                It cannot be in <filename>diff</filename> format.
>>-                Here is an example of a command that creates your
>>-                configuration fragment file.
>>-                Regardless of the exact command you use, plan on
>>reviewing
>>-                the output as you can usually remove some of the
>>defaults:
>>-                <literallayout class='monospaced'>
>>-     $ diff -Nurp config.orig .config | sed -n "s/^\+//p" > frag.cfg
>>-                </literallayout>
>>+
>>                 See the "<link
>>linkend='changing-the-configuration'>Changing the Configuration</link>"
>>                 section for information on how to use the output as a
>>                 configuration fragment.
>>--
>>1.8.3.2
>>
>>_______________________________________________
>>yocto mailing list
>>yocto at yoctoproject.org
>>https://lists.yoctoproject.org/listinfo/yocto
>>
>
>
>--
>Darren Hart
>Yocto Project - Linux Kernel
>Intel Open Source Technology Center
>
>
>