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SubjectRe: [PATCH v10 0/7] Add Fieldbus subsystem + support HMS Profinet card
On Tue, Apr 16, 2019 at 5:21 PM Enrico Weigelt, metux IT consult
<lkml@metux.net> wrote:
>
>
> Yet another question: does each fieldbus_dev instance talk to exactly
> one plc process memory, or can there be many ?
>
> Having separate device nodes per plc process memory seems a good idea
> for finer access control (via chown+friends).
>

PS do you have a specific fieldbus device in mind which could be added
to Linux? Would it support multiple plc process memories?

Sven

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