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Date: Mon, 14 May 2012 15:58:56 -0500
From: Anthony Liguori <anthony@codemonkey.ws>
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Subject: Re: [Qemu-devel] Posting a patch?
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To: Peter Maydell <peter.maydell@linaro.org>
Cc: Stefan Weil <sw@weilnetz.de>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>, Erik Rull <erik.rull@rdsoftware.de>

On 05/14/2012 03:53 PM, Peter Maydell wrote:
> On 14 May 2012 21:30, Stefan Weil<sw@weilnetz.de>  wrote:
>> if you use git for sending, you don't risk that your mailer destroys the
>> format of your patch.
>> I usually use these commands to send a single patch from the QEMU source
>> directory:
>>
>>     # Create the patch file (name depends on the subject line of your patch).
>>     git format-patch HEAD^
>>     # Check the patch (fix any issues which were found).
>>     scripts/checkpatch.pl 0001-*
>>     # Get the maintainer who is responsible (there is not always one).
>>     scripts/get_maintainer.pl 0001-*
>>     # Send the patch.
>>     git send-email --to qemu-devel@nongnu.org --to "n.n<address@domain>"
>> 0001-*
>
> If you do this more than once in the same git tree you'll regret it :-)
> ("git send-email 0001-*" will happily retransmit all the old 0001-foo
> patches along with the new one...) I use git-format-patch's -o option to
> put my sent patches in a separate directory so they don't clutter up the
> working tree.

You can also do:

git send-email --to=qemu-devel@nongnu.org HEAD~1

Which avoids any clutter.

Regards,

Anthony Liguori

>
>> Please read also http://wiki.qemu.org/Contribute/SubmitAPatch.
>
> I've updated the wiki page to mention git format-patch and git send-email.
> Does anybody have a link to a decent short tutorial on how to use them?
> If so, I think it would probably be helpful for us to put a link on the
> SubmitAPatch page.
>
> -- PMM
>