Received: by 2002:a05:6a10:af89:0:0:0:0 with SMTP id iu9csp5473073pxb; Wed, 26 Jan 2022 12:51:00 -0800 (PST) X-Google-Smtp-Source: ABdhPJwwiGnQYzCh8C3iVKGxm9cgRADzagsslMAwQPT84WCz4avthqZsUChv6hJlZ73QXUVELT4b X-Received: by 2002:a17:902:8d91:: with SMTP id v17mr427738plo.154.1643230260730; Wed, 26 Jan 2022 12:51:00 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1643230260; cv=none; d=google.com; s=arc-20160816; b=suz4Hq1tq40tHX9Rf237Le+o8zvbMqsbwaNbUw44T4oaU2J4hWlTSrtXCNpUG23PuS R7eDSyn6AqLNrWpMnNEBMy5UqZCvTTISFgjhzhHCYZmQ7jNcIrkaX2Kx8yGS0HEIjd0B Qbv/MbH5/qsraZqochHqj/vSCFGX+8p7RRek9ZdgLxDrpQAAPbVCPi+Y7xyRC9qkGpRr E2wjSryXc1j7XdeOycwea/HXCEDLfWph+2iRW4mFCrarbNUXFek1Xw2t7+VT0g1tEQQG y0w9NTvkQRZCQG909pouZ1FBPxJEMD5qLTCHW1lNe1MGUys7l8jj6rOYCUVRvvr7fOQW PWbQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:thread-index:thread-topic :content-transfer-encoding:mime-version:subject:references :in-reply-to:message-id:cc:to:from:date; bh=G34cRNx7xSCf8zmuk4c5+ADD/V3NcFy5XZUn8ElcfW4=; b=YxaOFKen6ifs1eFsTplWilD1LDRWVxCOBUswNYUBw7CSJ4LTK79j705dcDoEmSpFYt kg221dtoMf6RUutzplByCdmAguFV46hzSrjCKxmBQ4TBdYiZFec3b2zw2mWseh+dy8qh b8oJSXgrwX7+DcFEn4F/k7/2lKPx06fY50cQiW8UXNqCvbVmi4gxbsPDAYL4hg3ei11P YxGKixsZUoK9/SUNtE5iyyZABHUFNSjksjFWsc7YS3pDGjl/MBV+bvb7siS6cWOEuNxk 9HQYReogQ5rJssNOtibfOGyxzHKVwAVw9D+3z6Df0iHj9myNxsvl1mM46TEV/lJo7Sco exPA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id u16si232163plg.368.2022.01.26.12.50.48; Wed, 26 Jan 2022 12:51:00 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231913AbiAZJnV convert rfc822-to-8bit (ORCPT + 99 others); Wed, 26 Jan 2022 04:43:21 -0500 Received: from lithops.sigma-star.at ([195.201.40.130]:51946 "EHLO lithops.sigma-star.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230306AbiAZJnU (ORCPT ); Wed, 26 Jan 2022 04:43:20 -0500 Received: from localhost (localhost [127.0.0.1]) by lithops.sigma-star.at (Postfix) with ESMTP id 7400E62DA600; Wed, 26 Jan 2022 10:43:19 +0100 (CET) Received: from lithops.sigma-star.at ([127.0.0.1]) by localhost (lithops.sigma-star.at [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id Mj5u7YB1Sny4; Wed, 26 Jan 2022 10:43:19 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by lithops.sigma-star.at (Postfix) with ESMTP id 2852062DA5FD; Wed, 26 Jan 2022 10:43:19 +0100 (CET) Received: from lithops.sigma-star.at ([127.0.0.1]) by localhost (lithops.sigma-star.at [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id V602CWnTQ0xT; Wed, 26 Jan 2022 10:43:19 +0100 (CET) Received: from lithops.sigma-star.at (lithops.sigma-star.at [195.201.40.130]) by lithops.sigma-star.at (Postfix) with ESMTP id 080E26089354; Wed, 26 Jan 2022 10:43:19 +0100 (CET) Date: Wed, 26 Jan 2022 10:43:18 +0100 (CET) From: Richard Weinberger To: David Decotigny Cc: David Decotigny , linux-kernel , Miquel Raynal , Vignesh Raghavendra , linux-mtd Message-ID: <892667198.295852.1643190198952.JavaMail.zimbra@nod.at> In-Reply-To: References: <20220126085735.575625-1-decot+git@google.com> <1788102040.295765.1643188123063.JavaMail.zimbra@nod.at> Subject: Re: [PATCH RFC v1 1/1] mtd_blkdevs: avoid soft lockups with some mtd/spi devices MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT X-Originating-IP: [195.201.40.130] X-Mailer: Zimbra 8.8.12_GA_3807 (ZimbraWebClient - FF96 (Linux)/8.8.12_GA_3809) Thread-Topic: mtd_blkdevs: avoid soft lockups with some mtd/spi devices Thread-Index: TfhhA1QsuslokIrhxg+yldyMEyrYEw== Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ----- Ursprüngliche Mail ----- > Von: "David Decotigny" > Yes, it is a real problem for us, sent v2 with splat in the commit description. > The most annoying for us is not the RCU splat per-se, it's the netdev timeout, > but the trace is not relevant (detected on another core). Okay. But then it isn't a false positive as you write in the commit message. Thanks, //richard