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Tsirkin" , Fam Zheng , Paolo Bonzini , qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: Re: [PATCH v5 0/4] AioContext removal: LinuxAioState and ThreadPool Message-ID: <20230302195813.GA2566691@fedora> References: <20230203131731.851116-1-eesposit@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="yqCul0AJvHI8LkjW" Content-Disposition: inline In-Reply-To: <20230203131731.851116-1-eesposit@redhat.com> X-Scanned-By: MIMEDefang 3.1 on 10.11.54.9 Received-SPF: pass client-ip=170.10.129.124; envelope-from=stefanha@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org --yqCul0AJvHI8LkjW Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Feb 03, 2023 at 08:17:27AM -0500, Emanuele Giuseppe Esposito wrote: > Just remove some AioContext lock in LinuxAioState and ThreadPool. > Not related to anything specific, so I decided to send it as > a separate patch. >=20 > These patches are taken from Paolo's old draft series. Despite the concerns that I mentioned, an x86 guest booted up and ran fio benchmarks fine in various configurations (aio=3Dthreads/native/io_uring, iothread on/off). Stefan --yqCul0AJvHI8LkjW Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEhpWov9P5fNqsNXdanKSrs4Grc8gFAmQA/9QACgkQnKSrs4Gr c8hZiAf/e3oK2k9caNTjUPV6wl3j77OWy5DvtqaYXGAZhJTMGoyKADmXIFE8U/mx uPoOJmV5yF0LQ5HxTNoSlumuPr1sldVA/8edd6Wy2fv1PqalzZzbDhj9HJNePcL5 bwGhCGsGKHfLYIJSqmXTOTIyH70pXQnlq9H1CaExGNfLNZI02EejXTMaNT6sAqvj jWFG2T9Khkoz1yFquuj4z5Tdz04FgaVt30KXRzCOlYOPt/buAcZr5T8rdaZ9t+PW +5fPvR4aBbTwkW6bucIUd/f0pj88eTv2ZXxS3+XiXdpqKk0d1HY8frJuyVkhngpl odrBdAutIWpK8UpTDSOCqrTHU87H0Q== =goeX -----END PGP SIGNATURE----- --yqCul0AJvHI8LkjW--