linux-kernel - Re: [RFC] eventfd: add EFD

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Message-ID: <ced21f4f-9e8a-7c61-8f50-cee33b74a210@redhat.com>
Date:   Wed, 19 Feb 2020 12:10:50 +0100
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Avi Kivity <avi@...lladb.com>, Stefan Hajnoczi <stefanha@...il.com>
Cc:     Stefan Hajnoczi <stefanha@...hat.com>,
        linux-fsdevel@...r.kernel.org, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Davide Libenzi <davidel@...ilserver.org>,
        Alexander Viro <viro@...iv.linux.org.uk>
Subject: Re: [RFC] eventfd: add EFD_AUTORESET flag

On 19/02/20 11:43, Avi Kivity wrote:
> 
>> Thanks, that's a nice idea!  I already have experimental io_uring fd
>> monitoring code written for QEMU and will extend it to use
>> IORING_OP_READ.
> 
> Note linux-aio can do IOCB_CMD_POLL, starting with 4.19.

That was on the todo list, but io_uring came first. :)

Paolo