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 alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (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 22422C3ABB2 for ; Mon, 16 Sep 2024 07:30:03 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 2B7A4E64; Mon, 16 Sep 2024 09:29:51 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 2B7A4E64 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1726471801; bh=j9e8m4a1T6VTfjH18wvCXIvvnpn+FoPe5QeLbmyqI1A=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=gvffuwFXryZ/LbonnIr0a4ONmrr5Z8k41rw0wJoW2EQ3j+kWZdZ6xGTZaQleQ7x2V gueTZoqj+qZu1WLhUQU0tG4p4dMPpEO2DApRGung7+xfuBIVohpqXpW91kWAWfrB0o p8O0Y3q3xAFyAehJgfZUsGcC8RgyJyj5+cmjdDSA= Received: by alsa1.perex.cz (Postfix, from userid 50401) id 4C05AF8058C; Mon, 16 Sep 2024 09:29:31 +0200 (CEST) Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 9CE43F805B4; Mon, 16 Sep 2024 09:29:30 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 080D4F8020D; Mon, 16 Sep 2024 09:29:25 +0200 (CEST) Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2a07:de40:b251:101:10:150:64:2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 57669F80107 for ; Mon, 16 Sep 2024 09:29:22 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 57669F80107 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key, unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=Q9gS+DeN; dkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=CgOAiH2b; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=Q9gS+DeN; dkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=CgOAiH2b Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 444DE1F86B; Mon, 16 Sep 2024 07:29:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1726471762; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=1bBgueuxUZvbQExAimI3tYuObMSYYaUPWGJbo808X5w=; b=Q9gS+DeNuTBVDoSXv6QxXSr1eThAyx5aEZnDZEJuuKHrSE5OEPbVIsO6kDx7ptXFlDecMP IDSC+9aNkK+JmDfeVKVD9g3XpCQOXmC0NMZez+QS76IDVwTUqLLUeaJytzQShxIJUVpXKE HQjQjeRmsIlSj0dbkyu7AAXXDQHnN68= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1726471762; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=1bBgueuxUZvbQExAimI3tYuObMSYYaUPWGJbo808X5w=; b=CgOAiH2btemuKf2o+pnnQ3tlOo8Pvxu42HlYSl9wmUSSEEl8wiEn/c5A8oBfG6hTNi0+en VKi7+rjeOZ8UJCAw== Authentication-Results: smtp-out2.suse.de; dkim=pass header.d=suse.de header.s=susede2_rsa header.b=Q9gS+DeN; dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=CgOAiH2b DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1726471762; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=1bBgueuxUZvbQExAimI3tYuObMSYYaUPWGJbo808X5w=; b=Q9gS+DeNuTBVDoSXv6QxXSr1eThAyx5aEZnDZEJuuKHrSE5OEPbVIsO6kDx7ptXFlDecMP IDSC+9aNkK+JmDfeVKVD9g3XpCQOXmC0NMZez+QS76IDVwTUqLLUeaJytzQShxIJUVpXKE HQjQjeRmsIlSj0dbkyu7AAXXDQHnN68= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1726471762; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=1bBgueuxUZvbQExAimI3tYuObMSYYaUPWGJbo808X5w=; b=CgOAiH2btemuKf2o+pnnQ3tlOo8Pvxu42HlYSl9wmUSSEEl8wiEn/c5A8oBfG6hTNi0+en VKi7+rjeOZ8UJCAw== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 0B2831397F; Mon, 16 Sep 2024 07:29:22 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id s2UjAVLe52YALQAAD6G6ig (envelope-from ); Mon, 16 Sep 2024 07:29:22 +0000 Date: Mon, 16 Sep 2024 09:30:11 +0200 Message-ID: <87wmjc8398.wl-tiwai@suse.de> From: Takashi Iwai To: Christoph Hellwig Cc: Andrew Cooper , Ariadne Conill , xen-devel@lists.xenproject.org, alsa-devel@alsa-project.org, stable@vger.kernel.org Subject: Re: [PATCH] Revert "ALSA: memalloc: Workaround for Xen PV" In-Reply-To: References: <20240906184209.25423-1-ariadne@ariadne.space> <877cbnewib.wl-tiwai@suse.de> <9eda21ac-2ce7-47d5-be49-65b941e76340@citrix.com> <874j6g9ifp.wl-tiwai@suse.de> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 Mule/6.0 MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-Rspamd-Queue-Id: 444DE1F86B X-Rspamd-Action: no action X-Spamd-Result: default: False [-3.51 / 50.00]; BAYES_HAM(-3.00)[99.99%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; TO_DN_SOME(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; MIME_TRACE(0.00)[0:+]; SPAMHAUS_XBL(0.00)[2a07:de40:b281:104:10:150:64:97:from]; RBL_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:104:10:150:64:97:from]; FUZZY_BLOCKED(0.00)[rspamd.com]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_FIVE(0.00)[6]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RECEIVED_SPAMHAUS_BLOCKED_OPENRESOLVER(0.00)[2a07:de40:b281:106:10:150:64:167:received]; DKIM_TRACE(0.00)[suse.de:+]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCVD_TLS_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[suse.de:mid,suse.de:dkim] X-Rspamd-Server: rspamd1.dmz-prg2.suse.org Message-ID-Hash: R3NWAD2GSVORCCTG7NIVTXD3C262Y4YP X-Message-ID-Hash: R3NWAD2GSVORCCTG7NIVTXD3C262Y4YP X-MailFrom: tiwai@suse.de X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.9 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: On Mon, 16 Sep 2024 09:24:42 +0200, Christoph Hellwig wrote: > > On Mon, Sep 16, 2024 at 09:16:58AM +0200, Takashi Iwai wrote: > > Yes, all those are really ugly hacks and have been already removed for > > 6.12. Let's hope everything works as expected with it. > > The code currently in linux-next will not work as explained in my > previous mail, because it tries to side step the DMA API and abuses > get_dma_ops in an unsupported way. Those should have been removed since the last week. Could you check the today's linux-next tree? thanks, Takashi