Re: [PATCH v2] sgx.7: New page with overview of Software Guard eXtensions (SGX)

["Michael Kerrisk (man-pages)" <mtk.manpages@gmail.com>]

Hello Jarkko,

On 2/2/21 6:44 PM, Jarkko Sakkinen wrote:
> On Thu, Jan 21, 2021 at 03:33:05PM +0100, Michael Kerrisk (man-pages) wrote:
>> Hi Jarko,
> 
> Jarkko :-)
> 
>> On 1/21/21 12:18 PM, Jarkko Sakkinen wrote:
>>> On Tue, Dec 22, 2020 at 07:53:24PM +0100, Michael Kerrisk (man-pages) wrote:
>>>>> * Fixed the semantic newlines convention and various style errors etc.
>>>>>   that were reported by Alenjandro and Michael.
>>
>> s/Alenjandro/Alejandro/  :-)
> 
> Just had to mention the typo above because of this, sorry :-) I'll
> fix this.

Got it. Not enough practivce with Finnish :-)

>>> So the thing is that there is reserved memory, consider it as a bit like
>>> VRAM. This memory can be oversubscribed. Then when you create an enclave
>>> you consume these pages. When running out of them, the kernel swaps pages
>>> from enclaves across the system currently based on a trivial FIFO policy.
>>> So these regions define kind of the memory pool for all enclaves running in
>>> the system.
>>
>> SO, is there some suitable change for the manual page text?
> 
> What if I just edit it from this? I think the video RAM comparison makes
> this common sense understandable. There's restricted memory shared by
> processes and managed by the kernel.

That sounds okay to me.

Thanks,

Michael


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/