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 X-Spam-Level: X-Spam-Status: No, score=-3.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7E5BCC2D0A8 for ; Mon, 28 Sep 2020 16:41:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2BA9B208FE for ; Mon, 28 Sep 2020 16:41:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="U9roYUn5"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="9muHe3UO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726694AbgI1Qla (ORCPT ); Mon, 28 Sep 2020 12:41:30 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:39910 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726424AbgI1Ql3 (ORCPT ); Mon, 28 Sep 2020 12:41:29 -0400 Date: Mon, 28 Sep 2020 18:41:26 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1601311287; 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: in-reply-to:in-reply-to:references:references; bh=GAgEtkWOwW2XJjw9x5CH75TnzqewgBMgplMvDXtZOUg=; b=U9roYUn5oRUKLV98VFKLQRDZa2THE0tI/VxOfDcoZob8aEtU+uK8X6mad6XoV+4lOUEL6S ZenvgWtZBjBkFq2G8h/KUMAcgl+xK5QAgS6Dc2L7CUDvMxpdj8TYIbb8SyolvaDWLuhPhF tsUdWWnsQlxoAQdikJ1LkIK72C96XBLvuw/NeAn3JaDpFopiHWfh0bhbwyuB2FRbZm6FD8 ywpby40K8i/3gpwjtW306ebO6MuyqoWOH1Ec4iMhzdqcdrsdP4xu1fWcoW7sSy5tntol+E 2fdGmM33cBaXP3al8YQBklOFbvxW7r3IUZhKAnZS2mRqbvu4RcZjdmpv5GmniQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1601311287; 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: in-reply-to:in-reply-to:references:references; bh=GAgEtkWOwW2XJjw9x5CH75TnzqewgBMgplMvDXtZOUg=; b=9muHe3UOQGOo71zVollt05yEo3qA2Dmg3FJhXmwRWLZu5JDPa+6CRABDbPi0jA8RrCBjTx CNkdQjaRUfvFpfAg== From: Sebastian Andrzej Siewior To: Brad Harper Cc: linux-amlogic@lists.infradead.org, linux-mmc@vger.kernel.org, linux-rt-users@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v2 1/1] mmc: host: meson-gx-mmc: fix possible deadlock condition for preempt_rt Message-ID: <20200928164126.57bszuobd5tt4xdu@linutronix.de> References: <20200927025418.12382-1-bjharper@gmail.com> <20200927025418.12382-2-bjharper@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20200927025418.12382-2-bjharper@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2020-09-26 22:54:18 [-0400], Brad Harper wrote: > --- What happens if you boot this on a non-RT kernel with the `threadirqs' command line option? Sebastian 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 X-Spam-Level: X-Spam-Status: No, score=-4.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B2900C2D0A8 for ; Mon, 28 Sep 2020 18:01:34 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 574F220BED for ; Mon, 28 Sep 2020 18:01:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="xW1TRtnn"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="U9roYUn5"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="9muHe3UO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 574F220BED Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linutronix.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=hsNidJRnEAa6Xpr8LXb04OVyax65NA8HOpISY1zIZkQ=; b=xW1TRtnnNFb9OldfkKycczu4t ejtnOPZY7oBsDJb0BMFC+FCYXmn40VIzhZG0mCgCRaq9nj+WUId4SULd9zHDPXUedzBNQJX8sDCyM iS/ncapARZL2RMmg0jRjso+EDvrgJwGtMQbtL4JyQuYe1onhCSszudEekBCNoirzEHN1nXdoQq8hS 7UWrUnUFPKwMR5Gz3Fc66O8vLwv0vZAVMV6SyTy9B6FG/oC5LlIv45wZbs90HmOqTFhmfe0NQTi5o 5mlC+2va5xomXtjilLr4epBbyw0W3E4YPhefW6zWee4xmKBv8kmQynB5eHb0gZ/Rj+auotwgPopF9 gNKETyK3w==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kMxRz-000378-Mr; Mon, 28 Sep 2020 18:00:35 +0000 Received: from galois.linutronix.de ([2a0a:51c0:0:12e:550::1]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kMwDU-0003Bk-AB; Mon, 28 Sep 2020 16:41:33 +0000 Date: Mon, 28 Sep 2020 18:41:26 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1601311287; 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: in-reply-to:in-reply-to:references:references; bh=GAgEtkWOwW2XJjw9x5CH75TnzqewgBMgplMvDXtZOUg=; b=U9roYUn5oRUKLV98VFKLQRDZa2THE0tI/VxOfDcoZob8aEtU+uK8X6mad6XoV+4lOUEL6S ZenvgWtZBjBkFq2G8h/KUMAcgl+xK5QAgS6Dc2L7CUDvMxpdj8TYIbb8SyolvaDWLuhPhF tsUdWWnsQlxoAQdikJ1LkIK72C96XBLvuw/NeAn3JaDpFopiHWfh0bhbwyuB2FRbZm6FD8 ywpby40K8i/3gpwjtW306ebO6MuyqoWOH1Ec4iMhzdqcdrsdP4xu1fWcoW7sSy5tntol+E 2fdGmM33cBaXP3al8YQBklOFbvxW7r3IUZhKAnZS2mRqbvu4RcZjdmpv5GmniQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1601311287; 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: in-reply-to:in-reply-to:references:references; bh=GAgEtkWOwW2XJjw9x5CH75TnzqewgBMgplMvDXtZOUg=; b=9muHe3UOQGOo71zVollt05yEo3qA2Dmg3FJhXmwRWLZu5JDPa+6CRABDbPi0jA8RrCBjTx CNkdQjaRUfvFpfAg== From: Sebastian Andrzej Siewior To: Brad Harper Subject: Re: [PATCH v2 1/1] mmc: host: meson-gx-mmc: fix possible deadlock condition for preempt_rt Message-ID: <20200928164126.57bszuobd5tt4xdu@linutronix.de> References: <20200927025418.12382-1-bjharper@gmail.com> <20200927025418.12382-2-bjharper@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200927025418.12382-2-bjharper@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200928_124132_498709_81908732 X-CRM114-Status: UNSURE ( 7.96 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-amlogic@lists.infradead.org, linux-mmc@vger.kernel.org, linux-rt-users@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 2020-09-26 22:54:18 [-0400], Brad Harper wrote: > --- What happens if you boot this on a non-RT kernel with the `threadirqs' command line option? Sebastian _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel 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 X-Spam-Level: X-Spam-Status: No, score=-4.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ACD5EC47420 for ; Mon, 28 Sep 2020 16:47:17 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 421AC20717 for ; Mon, 28 Sep 2020 16:47:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="Q3KB15yM"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="U9roYUn5"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="9muHe3UO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 421AC20717 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linutronix.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=AZO0sOY0TzrEyIO8h4X3E8NvqxO3g6nl7neXTxP4eRE=; b=Q3KB15yMV8QSX/T8lh610Laq9 c4zYmYxDKrXQ6xs6fwFP+2neftJbUV57TAxIf5vx65jtXqHJszA91EWV50mt+kT7LNezv/zRNgoOD IEUNs9WmzRhgm66qC/4L9CYThtfeYN7vYTM/l2WQmscX2TnIfk91sd2Vc1TsPMx2EsOfBTILsYNBw dEJ6CUQZicLZeO6zXPNw1LGhPu1pc/+vQ0O3Ap1l2uuI7KXO4XIaEUzYLDsSKXzV2Ezg3xYAmOqq/ ZdcIGrUPQ5AbALvbOsBN3QpSUs4YwBM/dsQ7MKmVpoRuLthbsZE+HlsTt+ePhwvsZOi7DatuynBho NhrpsJXeg==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kMwIr-00061L-Oe; Mon, 28 Sep 2020 16:47:05 +0000 Received: from galois.linutronix.de ([2a0a:51c0:0:12e:550::1]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kMwDU-0003Bk-AB; Mon, 28 Sep 2020 16:41:33 +0000 Date: Mon, 28 Sep 2020 18:41:26 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1601311287; 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: in-reply-to:in-reply-to:references:references; bh=GAgEtkWOwW2XJjw9x5CH75TnzqewgBMgplMvDXtZOUg=; b=U9roYUn5oRUKLV98VFKLQRDZa2THE0tI/VxOfDcoZob8aEtU+uK8X6mad6XoV+4lOUEL6S ZenvgWtZBjBkFq2G8h/KUMAcgl+xK5QAgS6Dc2L7CUDvMxpdj8TYIbb8SyolvaDWLuhPhF tsUdWWnsQlxoAQdikJ1LkIK72C96XBLvuw/NeAn3JaDpFopiHWfh0bhbwyuB2FRbZm6FD8 ywpby40K8i/3gpwjtW306ebO6MuyqoWOH1Ec4iMhzdqcdrsdP4xu1fWcoW7sSy5tntol+E 2fdGmM33cBaXP3al8YQBklOFbvxW7r3IUZhKAnZS2mRqbvu4RcZjdmpv5GmniQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1601311287; 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: in-reply-to:in-reply-to:references:references; bh=GAgEtkWOwW2XJjw9x5CH75TnzqewgBMgplMvDXtZOUg=; b=9muHe3UOQGOo71zVollt05yEo3qA2Dmg3FJhXmwRWLZu5JDPa+6CRABDbPi0jA8RrCBjTx CNkdQjaRUfvFpfAg== From: Sebastian Andrzej Siewior To: Brad Harper Subject: Re: [PATCH v2 1/1] mmc: host: meson-gx-mmc: fix possible deadlock condition for preempt_rt Message-ID: <20200928164126.57bszuobd5tt4xdu@linutronix.de> References: <20200927025418.12382-1-bjharper@gmail.com> <20200927025418.12382-2-bjharper@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200927025418.12382-2-bjharper@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200928_124132_498709_81908732 X-CRM114-Status: UNSURE ( 7.96 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-amlogic@lists.infradead.org, linux-mmc@vger.kernel.org, linux-rt-users@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org On 2020-09-26 22:54:18 [-0400], Brad Harper wrote: > --- What happens if you boot this on a non-RT kernel with the `threadirqs' command line option? Sebastian _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic