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SubjectRe: [PATCH v7 0/7] Add support for O_MAYEXEC

On 11/08/2020 00:28, Al Viro wrote:
> On Mon, Aug 10, 2020 at 10:09:09PM +0000, David Laight wrote:
>>> On Mon, Aug 10, 2020 at 10:11:53PM +0200, Mickaël Salaün wrote:
>>>> It seems that there is no more complains nor questions. Do you want me
>>>> to send another series to fix the order of the S-o-b in patch 7?
>>> There is a major question regarding the API design and the choice of
>>> hooking that stuff on open(). And I have not heard anything resembling
>>> a coherent answer.
>> To me O_MAYEXEC is just the wrong name.
>> The bit would be (something like) O_INTERPRET to indicate
>> what you want to do with the contents.

The properties is "execute permission". This can then be checked by
interpreters or other applications, then the generic O_MAYEXEC name.

> ... which does not answer the question - name of constant is the least of
> the worries here. Why the hell is "apply some unspecified checks to
> file" combined with opening it, rather than being an independent primitive
> you apply to an already opened file? Just in case - "'cuz that's how we'd
> done it" does not make a good answer...

That is not the case, see

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