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([2001:b07:6468:f312:ec41:5e57:ff4d:8e51]) by smtp.gmail.com with ESMTPSA id e1sm2438009wrt.84.2020.02.19.03.10.49 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 19 Feb 2020 03:10:50 -0800 (PST) Subject: Re: [RFC] eventfd: add EFD_AUTORESET flag To: Avi Kivity , Stefan Hajnoczi Cc: Stefan Hajnoczi , linux-fsdevel@vger.kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Davide Libenzi , Alexander Viro References: <20200129172010.162215-1-stefanha@redhat.com> <66566792-58a4-bf65-6723-7d2887c84160@redhat.com> <20200212102912.GA464050@stefanha-x1.localdomain> <156cb709-282a-ddb6-6f34-82b4bb211f73@redhat.com> <20200219103704.GA1076032@stefanha-x1.localdomain> From: Paolo Bonzini Message-ID: Date: Wed, 19 Feb 2020 12:10:50 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=windows-1252 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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