[Info-vax] What would be involved in moving RMS into kernel mode ?
Johnny Billquist
bqt at softjar.se
Sun May 7 18:15:09 EDT 2023
On 2023-05-04 22:57, Stephen Hoffman wrote:
> On 2023-05-02 13:24:00 +0000, Simon Clubley said:
>
>> If the emulated executive mode is a major reason for the kernel
>> overheads we are seeing on x86-64 VMS, what would be involved in
>> moving RMS from executive mode directly into kernel mode ?
>
> If you're going to blue-sky this, move RMS and the XQP into a user-mode
> process, preferably with zero-copy buffering.
Hey! Be careful. You are basically describing RSX now... :-D
(RMS and ACPs are in user mode there, and you have zero-copy buffers
both for read and write - with some limitations, of course...)
Johnny
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