linux-kernel - Re: [RFC PATCH v3 3/4] arm64: Handle miscellaneous functions in .text and .init.text

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Message-ID: <71e2f293-2bd4-173e-163c-694a80390f6c@linux.microsoft.com>
Date:   Thu, 6 May 2021 10:56:31 -0500
From:   "Madhavan T. Venkataraman" <madvenka@...ux.microsoft.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     jpoimboe@...hat.com, mark.rutland@....com, jthierry@...hat.com,
        catalin.marinas@....com, will@...nel.org, jmorris@...ei.org,
        pasha.tatashin@...een.com, linux-arm-kernel@...ts.infradead.org,
        live-patching@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH v3 3/4] arm64: Handle miscellaneous functions in .text
 and .init.text



On 5/6/21 10:44 AM, Mark Brown wrote:
> On Thu, May 06, 2021 at 10:32:30AM -0500, Madhavan T. Venkataraman wrote:
>> On 5/6/21 10:30 AM, Madhavan T. Venkataraman wrote:
> 
>>> OK. I could make the section an argument to SYM_CODE*() so that a developer
>>> will never miss that. Some documentation may be in order so the guidelines
>>> are clear. I will do the doc patch separately, if that is alright with
>>> you all.
> 
>> There is just one problem with this. Sometimes, there is some data in the
>> same text section. That data will not get included when we do the SYM_CODE(section)
>> change.
> 
> Yes, data would need to be handled separately still.  That doesn't seem
> insurmountable though?
> 

I will think of something.

Madhavan