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auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=stefanha@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="K0gpM6Ks7kECf9d0" Content-Disposition: inline Received-SPF: pass client-ip=170.10.133.124; envelope-from=stefanha@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.7, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Vladimir Sementsov-Ogievskiy , qemu-block@nongnu.org, qemu-devel@nongnu.org, Max Reitz , Paolo Bonzini , John Snow Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" --K0gpM6Ks7kECf9d0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, May 10, 2021 at 10:59:35AM +0200, Emanuele Giuseppe Esposito wrote: > This serie of patches bring thread safety to the smaller APIs used by > block-copy, namely ratelimit, progressmeter, co-shared-resource > and aiotask. > The end goal is to reduce the usage of the global > AioContexlock in block-copy, by introducing smaller granularity > locks thus on making the block layer thread safe.=20 I'm not sure "global" is accurate. Block jobs can deal with arbitrary AioContexts, not just a global AioContext. The lock is per-AioContext rather than global. Or did I miss something? --K0gpM6Ks7kECf9d0 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEhpWov9P5fNqsNXdanKSrs4Grc8gFAmCb5TcACgkQnKSrs4Gr c8gOtAgAhx+rGrKpIDE97GRuwNj//jlum6x0jXnGztBqgxr6URTWqAdgm5TE5OnA DUmv2XD3GgZXMGshk117wT8TrhXjEZSgmnnnFW1Pjk5NSIeqUyyHD+tvkhEj/j4n hYw6XlYIXL0TP91Z2kDF4I/WIkfnqGt2nletfmXvgdbUb3Qe0XhiJEONuUA7SHxj 6PWo5+GalQ1u/HljCdiFiRl1vL208F5IXgU+LTLYjthyTouq5Li3Ns7bPv2v5QNe GBzCVY8aF1s9Iey4SPGWxcw/CO2em8sNm82Pu/hceC8BILlWhrFJY/rNPeoQvvtD 4XT2mpShTykqyu3r3QOs9kIkMeKzVQ== =TvDb -----END PGP SIGNATURE----- --K0gpM6Ks7kECf9d0--