Re:

Re:

[Jens Axboe]

On 2/24/20 10:37 AM, Jens Axboe wrote:
> Here's v3 of the poll async retry patchset. Changes since v2:
> 
> - Rebase on for-5.7/io_uring
> - Get rid of REQ_F_WORK bit
> - Improve the tracing additions
> - Fix linked_timeout case
> - Fully restore work from async task handler
> - Credentials now fixed
> - Fix task_works running from SQPOLL
> - Remove task cancellation stuff, we don't need it
> - fdinfo print improvements
> 
> I think this is getting pretty close to mergeable, I haven't found
> any issues with the test cases.

Gah, wrong directory, resending it. Ignore this thread.

-- 
Jens Axboe

Re:

[Pavel Begunkov]

On 06/11/2020 10:44, Luis Gerhorst wrote:
> Hello Pavel,
> 
> I'm from a university and am searching for a project to work on in the
> upcoming year. I am looking into allowing userspace to run multiple
> system calls interleaved with application-specific logic using a single
> context switch.
> 
> I noticed that you, Jens Axboe, and Carter Li discussed the possibility
> of integrating eBPF into io_uring earlier this year [1, 2, 3]. Is there
> any WIP on this topic?

To be honest, I've finally returned to it a week ago, just because got
more free time. I was implicitly patching/refactoring some bits keeping
this in mind but rather very lazily.

> If not I am considering to implement this. Besides the fact that AOT
> eBPF is only supported for priviledged processes, are there any issues
> you are aware of or reasons why this was not implemented yet?

All others I was anticipating are gone by now. I'd be really great to
think something out for non-privileged processes, but as you know that
doesn't hold us off.

> [1] https://lore.kernel.org/io-uring/67b28e66-f2f8-99a1-dfd1-14f753d11f7a@gmail.com/
> [2] https://lore.kernel.org/io-uring/8b3f182c-7c4b-da41-7ec8-bb4f22429ed1@kernel.dk/
> [3] https://github.com/axboe/liburing/issues/58
> 

-- 
Pavel Begunkov

Re:

[Ammar Faizi]

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