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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.3.0 MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="JmsSrEo7rdtjZGhyQQgqRIGk8tbbanOTs" Sender: io-uring-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --JmsSrEo7rdtjZGhyQQgqRIGk8tbbanOTs Content-Type: multipart/mixed; boundary="dNApXMBBGoc9pRTBjiOvl5qpoEAfCnaip"; protected-headers="v1" From: Pavel Begunkov To: Jens Axboe , io-uring Message-ID: Subject: [RFC] do_hashed and wq enqueue --dNApXMBBGoc9pRTBjiOvl5qpoEAfCnaip Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable Hi, I've been looking for hashed io-wq enqueuing, but not fully understand th= e issue. As I remember, it was something about getting around blocking for buffered I/O. Is that so? Is there any write-up of a thread for this issu= e? My case is 2-fd request, and I'm not sure how it should look. For splice(= ) it's probably Ok to hash the non-pipe end (if any), but I wonder how it should= work, if, for example, the restriction will be removed. --=20 Pavel Begunkov --dNApXMBBGoc9pRTBjiOvl5qpoEAfCnaip-- --JmsSrEo7rdtjZGhyQQgqRIGk8tbbanOTs Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEE+6JuPTjTbx479o3OWt5b1Glr+6UFAl5DDHQACgkQWt5b1Glr +6WmghAAloyjnla0cwD82+Jpy0Kqrqt9a8wKMDyuordKZxtARVwJl/rh/sthlvtc Xkd8/mq8wyLcr/JondMByVKLEe7YF6428z/AQ5t7EfU2Qt3lwBjIR1sMr7RbiJ9W 6MQjdMchpXfxbZN4lIzJsTvdL+OtTqFxX/wHrTelu/Y3eQLRc/tVImJAbtNLeB1T AjIpm8BEGrogJtkQGCdNShCuVJQoGz3Or8Bfanyh8vpB4ASOwyBaiPPKVzEeThZj mehZQLKWEgncjz4lCBnj9TSj0Umic2Bv8i0zwtA787Fki9NTjJrs1Np6ahn6ta+6 qBcp5xf2N/FGKa5QDejfvow+cZQsk9tII2pbOnO/FFw/ExzytudRsV6iNwrlAC7n wWRdVfUMolPPlPEBjMjKi6EctHOdC+cDuNojPxFvEaq6sO8a/keRfl1DAxjyFug6 ni9/VGDTulKqOBtRfg1JRtbxsLZxWYbObq4oa/Aet4yMluMvrEqt6fljaThPVygm jqo+A4DdNako5PSQHCpvNtJsjB1QYLf9+HdbyGJI1Au5zdACIegFF8fqpu2BQRo3 /63hcME6Z7kVhsDDpAlLBMEu2PefCZQ1g68NaS+g2LT31gMwOkChVUXAHxsHxn68 4eXw524CfRfl6KH4hTYxr0VJwwdnYl2o4tOVTIrbm2gPvcM+E8U= =wIvg -----END PGP SIGNATURE----- --JmsSrEo7rdtjZGhyQQgqRIGk8tbbanOTs--