Return-Path: X-Original-To: quic-issues@ietfa.amsl.com Delivered-To: quic-issues@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 9FC7A12008B for ; Thu, 23 May 2019 02:30:36 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -6.607 X-Spam-Level: X-Spam-Status: No, score=-6.607 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_IMAGE_ONLY_28=1.404, HTML_MESSAGE=0.001, MAILING_LIST_MULTI=-1, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H2=-0.001, SPF_PASS=-0.001, T_DKIMWL_WL_HIGH=-0.01] autolearn=ham autolearn_force=no Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (1024-bit key) header.d=github.com Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 733GrmjxTanc for ; Thu, 23 May 2019 02:30:35 -0700 (PDT) Received: from out-5.smtp.github.com (out-5.smtp.github.com [192.30.252.196]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 7599A120150 for ; Thu, 23 May 2019 02:30:35 -0700 (PDT) Date: Thu, 23 May 2019 02:30:34 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=github.com; s=pf2014; t=1558603834; bh=0qQ8QvwsHuELqGjYbhQTfZ+C+oS9nwAXVpb6wj0XYbk=; h=Date:From:Reply-To:To:Cc:In-Reply-To:References:Subject:List-ID: List-Archive:List-Post:List-Unsubscribe:From; b=cBFCtHxR3OHIGYjNd4UmunaRsn/ro/oRqSSTZ2Bk4sfYA0KLM87uf+3sjaw2zcLJb 4vezVFB6sriS8F+/8wNQKXE0x7zjVOxvdWzG40w1hlKJ9YWEcDa8DpiW1lRzCzN0kv bLQoCjACeOngQxSFVq9oYq8ZyCtt/q03ERZoMpEw= From: Mike Bishop Reply-To: quicwg/base-drafts To: quicwg/base-drafts Cc: Subscribed Message-ID: In-Reply-To: References: Subject: Re: [quicwg/base-drafts] Lessen the divergence from the HTTP/2 prioritization scheme by requiring all PRIORITY frames to be sent on the control stream (#2754) Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="--==_mimepart_5ce6683a3e15b_31573fdb074cd96c4706e7"; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: list X-GitHub-Sender: MikeBishop X-GitHub-Recipient: quic-issues X-GitHub-Reason: subscribed X-Auto-Response-Suppress: All X-GitHub-Recipient-Address: quic-issues@ietf.org Archived-At: X-BeenThere: quic-issues@ietf.org X-Mailman-Version: 2.1.29 List-Id: Notification list for GitHub issues related to the QUIC WG List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 23 May 2019 09:30:37 -0000 ----==_mimepart_5ce6683a3e15b_31573fdb074cd96c4706e7 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit This is a possibility, presuming that we take #2690. We needed PRIORITY on the request stream so that streams opening before the PRIORITY frame arrives don't erroneously starve other resources until the PRIORITY frame arrives. #2690 plus reverting initial priority would allow bringing back exclusive dependencies; placeholders were separately discussed with HTTPbis as an enhancement to incorporate into HTTP/3, so I think a decision to revert that would be handled separately. -- You are receiving this because you are subscribed to this thread. Reply to this email directly or view it on GitHub: https://github.com/quicwg/base-drafts/issues/2754#issuecomment-495141840 ----==_mimepart_5ce6683a3e15b_31573fdb074cd96c4706e7 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

This is a possibility, presuming that we take #2690. We= needed PRIORITY on the request stream so that streams opening before the= PRIORITY frame arrives don't erroneously starve other resources until th= e PRIORITY frame arrives. #2690 plus reverting initial pri= ority would allow bringing back exclusive dependencies; placeholders were= separately discussed with HTTPbis as an enhancement to incorporate into = HTTP/3, so I think a decision to revert that would be handled separately.=

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