Re: [PATCH] io_uring: avoid iowq again trap

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On 5/13/22 13:31, Jens Axboe wrote:
On 5/13/22 4:24 AM, Pavel Begunkov wrote:
If an opcode handler semi-reliably returns -EAGAIN, io_wq_submit_work()
might continue busily hammer the same handler over and over again, which
is not ideal. The -EAGAIN handling in question was put there only for
IOPOLL, so restrict it to IOPOLL mode only.

Looks good, needs:

Fixes: 90fa02883f06 ("io_uring: implement async hybrid mode for pollable requests")

unless I'm mistaken.

It's probably more of

Fixes: def596e9557c9 ("io_uring: support for IO polling")

--
Pavel Begunkov



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