From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 89A16C27C4F for ; Thu, 13 Jun 2024 10:39:02 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sHhqt-000072-LA; Thu, 13 Jun 2024 06:38:43 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sHhqs-00006K-8B for qemu-devel@nongnu.org; Thu, 13 Jun 2024 06:38:42 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sHhqq-0002sW-50 for qemu-devel@nongnu.org; Thu, 13 Jun 2024 06:38:42 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1718275117; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=2jUXZrDBo05TJ6roLPmzcudzvwwXR5O7F2PstQaec6Y=; b=bDM+MZZQxzteGmaPjwQGN8FmA11GI7npKYMtcsp7MFhptIAcwoBgZx1XpSuBEEfm1TAOZ7 5o+tkiTiP3S19CGHAV8hwKh1nFN7QMZbJuiKP3hlPot2JSfyXdv1n217O763cCwu7Jm2n0 X5M7cW4XRLlC1BoxhikBckv0zg59Tdc= Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-433-w7cRMNg6NcmXaveQgtOyWg-1; Thu, 13 Jun 2024 06:38:34 -0400 X-MC-Unique: w7cRMNg6NcmXaveQgtOyWg-1 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id C09F71956083; Thu, 13 Jun 2024 10:38:33 +0000 (UTC) Received: from blackfin.pond.sub.org (unknown [10.39.192.93]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 434883000225; Thu, 13 Jun 2024 10:38:33 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 1EC2921E6682; Thu, 13 Jun 2024 12:38:31 +0200 (CEST) From: Markus Armbruster To: Daniel P. =?utf-8?Q?Berrang=C3=A9?= Cc: Alex =?utf-8?Q?Benn=C3=A9e?= , Gerd Hoffmann , qemu-devel@nongnu.org, Paolo Bonzini , Eduardo Habkost , Eric Blake Subject: Re: [PATCH v3 2/4] usb/hub: mark as deprecated In-Reply-To: ("Daniel P. =?utf-8?Q?Berrang?= =?utf-8?Q?=C3=A9=22's?= message of "Thu, 13 Jun 2024 09:34:44 +0100") References: <20240606143010.1318226-1-kraxel@redhat.com> <20240606143010.1318226-3-kraxel@redhat.com> <87r0d2w431.fsf@draig.linaro.org> <87o785b5vn.fsf@pond.sub.org> Date: Thu, 13 Jun 2024 12:38:31 +0200 Message-ID: <87y1799lg8.fsf@pond.sub.org> User-Agent: Gnus/5.13 (Gnus v5.13) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 Received-SPF: pass client-ip=170.10.129.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 11 X-Spam_score: 1.1 X-Spam_bar: + X-Spam_report: (1.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.143, 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_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_SBL_CSS=3.335, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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 Daniel P. Berrang=C3=A9 writes: > On Thu, Jun 13, 2024 at 10:31:56AM +0200, Markus Armbruster wrote: >> Alex Benn=C3=A9e writes: >>=20 >> > Daniel P. Berrang=C3=A9 writes: >> > >> >> On Thu, Jun 06, 2024 at 04:30:08PM +0200, Gerd Hoffmann wrote: >> >>> The hub supports only USB 1.1. When running out of usb ports it is = in >> >>> almost all cases the much better choice to add another usb host adap= ter >> >>> (or increase the number of root ports when using xhci) instead of us= ing >> >>> the usb hub. >> >> >> >> Is that actually a strong enough reason to delete this device though ? >> >> This reads like its merely something we don't expect to be commonly >> >> used, rather than something we would actively want to delete. >> > >> > This does seem quite aggressive because there may be cases when users >> > explicitly want to use old devices. Maybe there is need for a third >> > state (better_alternatives?) so we can steer users away from old comma= nd >> > lines they may have picked up from the web to the modern alternative? >>=20 >> What exactly do we mean when we call something deprecated? >>=20 >> For me, it means "you should not normally use this". >>=20 >> Important special case: "because we intend to remove it." > > That's not the special case, it is the regular case - the documented > meaning of 'deprecated' in QEMU. When we deprecate something, it is > a warning that we intend to delete it in 2 releases time. It's the regular case in QEMU today because we made it so there, by electing to limit deprecation to "because we intend to remove it."