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Re: [PATCH 2/2] docs/misra: add Rule 5.1


  • To: Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
  • From: Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>
  • Date: Wed, 25 May 2022 12:26:53 +0000
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  • Cc: "jbeulich@xxxxxxxx" <jbeulich@xxxxxxxx>, Roger Pau Monne <roger.pau@xxxxxxxxxx>, "Bertrand.Marquis@xxxxxxx" <Bertrand.Marquis@xxxxxxx>, George Dunlap <George.Dunlap@xxxxxxxxxx>, Stefano Stabellini <stefano.stabellini@xxxxxxxxxx>
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  • Thread-topic: [PATCH 2/2] docs/misra: add Rule 5.1

On 25/05/2022 08:40, Julien Grall wrote:
> Hi,
>
> On 25/05/2022 01:35, Stefano Stabellini wrote:
>> From: Stefano Stabellini <stefano.stabellini@xxxxxxxxxx>
>>
>> Add Rule 5.1, with the additional note that the character limit for Xen
>> is 63 characters.
>
> 63 is a bit an odd numbers. Why not 64?

Because of the NUL terminator in a power-of-2 buffer in the compiler. 
That's why all of these spec limits exist in the first place.

~Andrew

 


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