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 80FE2C77B60 for ; Wed, 26 Apr 2023 14:01:20 +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 146871049; Wed, 26 Apr 2023 16:00:27 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 146871049 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1682517677; bh=vZYOd9ZMoYmwf3b+spb+OoUtq8EhF1VgLjGvisoKmCQ=; h=Date:From:To:Subject:In-Reply-To:References:CC:List-Id: List-Archive:List-Help:List-Owner:List-Post:List-Subscribe: List-Unsubscribe:From; b=chFnH3ygST7ngXJerkKBvxCoDwNt0zBI7/kazAinH6XVpWBRCwkVlyG3y0EE3ONIL NF4agznJxfxUrSlPnqnf9CHFmAcPPH9k+EcOlCl2tJNQJYDj5MuTqfwULf9mG+I7IQ ZD3XaSQfAH7bFQXG0yAqvenKDOtYpUQN5UEcSlaA= Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id 64C37F80236; Wed, 26 Apr 2023 15:59:55 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 94A57F80236; Wed, 26 Apr 2023 15:59:51 +0200 (CEST) Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 751E2F80104 for ; Wed, 26 Apr 2023 15:59:44 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 751E2F80104 Authentication-Results: alsa1.perex.cz; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=a/pNTmBr Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id DDAB361A4D; Wed, 26 Apr 2023 13:59:42 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 04792C433EF; Wed, 26 Apr 2023 13:59:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1682517582; bh=vZYOd9ZMoYmwf3b+spb+OoUtq8EhF1VgLjGvisoKmCQ=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=a/pNTmBrpkctU2watCmwLjtb9DTn4oxxQ3qxLdRM05LSK/NPv3+y1N36Q9/aqfZ7Q G847Lc20im7jcw0hR0mX+peDIwADEZs8GfJzCNamltqolMZ6UR+fc9yWwb89AQ+3+m ThxA535qRJEuy3WzVc5upOSec8SSKU0H5LU7n0sfC3TiYqw0TseWMXPGT0Pk2NU0sb oBWpi52MEHKDmuMOdchJVfjipJFOPCl68PvI+OEHQFcFRb41yPs5fRnxd5Vb4hCpNn +iJKCALqhIRs3YIWJ2DFWEwQt8i2i2tIkNY5zFJG0a2FlmklkgDAir3LOQ/Rz1Q+sN dXJLJJVsIN69w== Date: Wed, 26 Apr 2023 06:59:41 -0700 From: Jakub Kicinski To: Jaroslav Kysela Subject: Re: USB sound card freezes USB after resume from suspend Message-ID: <20230426065941.7615ffc6@kernel.org> In-Reply-To: References: <20230425111924.05cf8b13@kernel.org> <87pm7rtdul.wl-tiwai@suse.de> <7645c6c8-a21c-23d7-5c19-cd2892b98481@perex.cz> <87leifjc16.wl-tiwai@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Message-ID-Hash: BDKHPIAW23ALTKPOTZUWTUZLDCMBXSDU X-Message-ID-Hash: BDKHPIAW23ALTKPOTZUWTUZLDCMBXSDU X-MailFrom: kuba@kernel.org 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 CC: Takashi Iwai , Takashi Iwai , alsa-devel@alsa-project.org, linux-usb@vger.kernel.org, Greg Kroah-Hartman , regressions@lists.linux.dev X-Mailman-Version: 3.3.8 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 Wed, 26 Apr 2023 13:04:15 +0200 Jaroslav Kysela wrote: > > A good point, it'll be a patch like below. > > It looks good. > > Reviewed-by: Jaroslav Kysela > > > But we still need to figure out what's actually happening there. > > > >> But I cannot reproduce this lock here. > > > > Here too. Could be tied with the config or the device? > > Perhaps. Jakub, could you do more debugging (printk, traces)? Let me get back to you on Saturday - I'll test the patch and try a bit of bisecting. Can't promise much in terms of printing, because IDK what to print :(