linux-kernel - Re: [PATCH 2/5] ARM: davinci: Don't append git rev to local version

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Date:   Wed, 26 Oct 2016 16:24:17 +0530
From:   Sekhar Nori <nsekhar@...com>
To:     David Lechner <david@...hnology.com>,
        Kevin Hilman <khilman@...nel.org>
CC:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Russell King <linux@...linux.org.uk>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/5] ARM: davinci: Don't append git rev to local version

On Monday 24 October 2016 08:45 PM, David Lechner wrote:
> On 10/24/2016 06:35 AM, Sekhar Nori wrote:
>> On Saturday 22 October 2016 12:06 AM, David Lechner wrote:
>>> In the davinci default configuration, don't append the git revision to
>>> the local kernel version by. This seems like the more desirable default
>>> value.
>>
>> Why? To the contrary I actually quite like the fact that the git commit
>> is appended to version string. Makes it easy for me to cross-check that
>> I am booting the right image.
>>
>>>
>>> Signed-off-by: David Lechner <david@...hnology.com>
>>
>> Thanks,
>> Sekhar
>>
> 
> Each time you make a commit, you get a new version, which installs
> another copy of the kernel modules on the device. This will fill up the
> SD card if you are making many commits.

Right, but thats easily fixable by removing existing modules before
installing new ones.

> Also, if someone wants to build the mainline kernel using the default
> configuration, it seems odd to have a git revision tacked on to the end
> even though you made no revisions.

If you checkout a tag and build, then no commit information is added.
Which I guess is what most end users will do.

I don't see this done in other defconfigs like omap2plus and multi_v7 as
well. I would like to keep it similar for davinci.

Thanks,
Sekhar