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=-5.5 required=3.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham 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 24406C282C2 for ; Thu, 7 Feb 2019 09:47:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D9CC32075C for ; Thu, 7 Feb 2019 09:47:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=resnulli-us.20150623.gappssmtp.com header.i=@resnulli-us.20150623.gappssmtp.com header.b="1qV9Y5y3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726979AbfBGJro (ORCPT ); Thu, 7 Feb 2019 04:47:44 -0500 Received: from mail-wr1-f67.google.com ([209.85.221.67]:36829 "EHLO mail-wr1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726186AbfBGJro (ORCPT ); Thu, 7 Feb 2019 04:47:44 -0500 Received: by mail-wr1-f67.google.com with SMTP id z3so10789873wrv.3 for ; Thu, 07 Feb 2019 01:47:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=resnulli-us.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=xViT4SVeQwfAa1mYpgTVvmDb24S6LHSUQ7jwKuWp0/A=; b=1qV9Y5y3HHDyIIKuS6jOOESI/9576KFzz257llVkRgIxGgR1ICaNEVPWClToM/mZDE JWMFbqeFQxp+laa7V0dxI5UI6eswzs/FmoHjDdOi1SiZ3v3sdwtnT2Ly0o9HxE4ZqwPj m3NGi57k+53oTVcBIuJXiIORDBwQgT0rRRWCvXKsKviMgpYZkuEysIXhEJwjReIEw2kw 6TmdadqBzhYVvDM8n1Q9PB5HIr5W8dwqmG7m2MOkaUIp35SMPkDr9ARBquRZP4S6OUM0 ToXDZd9gRNqKyExMsEU3zmUUs6E4fLXpQ6mvL97zXinUOU4P7RRNknuBs92i8+vq24Lo EhzQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=xViT4SVeQwfAa1mYpgTVvmDb24S6LHSUQ7jwKuWp0/A=; b=GuAeng237p3RtExUUnivgzQWYnA6rpq3iwASV5loGidtXTJakaIN40PCMuRyK+7TTZ vdqKDadz6UG4Xm5rXbrcT6fuNTt1uJMLFyg9CSNnNVF0eYiS7tqdrsZtjBlETbtDEX1r bvFp49rQDIZ0nW5yF0EYK93olPS6iIzXpQaM7pUijGxlCgw5ju7TY5ot6+ZLaicNnLit ZUzoj6FIYaRq/TfwQ47R7Ijh48bJvWXTkSr5c+yG+UcBW/OdYrxgy8sKfFZV0++gbWd+ HwiwuN1ro/G6/qUzvkpVr47lLbT9/5yAi5gVCWVuEi/u2vRRz6BBdV6Srt6RBO6tL/R3 o1bw== X-Gm-Message-State: AHQUAubSgnFo01H08VGlTduWYsxLg+eNeblFYj2lCewXvzaMFXsAUEbr wx4fxEycDD6voIJTd5qxQNAJmAT9JVM= X-Google-Smtp-Source: AHgI3IaEEzMecO2P7AHcT906qZY4GAsZirgs+sZdjNeBMOATdQiT5Cp1eZi1GJMgI0VgbGOQmUyOWw== X-Received: by 2002:adf:e8d2:: with SMTP id k18mr11810224wrn.262.1549532861962; Thu, 07 Feb 2019 01:47:41 -0800 (PST) Received: from localhost (mail.chocen-mesto.cz. [85.163.43.2]) by smtp.gmail.com with ESMTPSA id a20sm268962wmj.39.2019.02.07.01.47.41 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 07 Feb 2019 01:47:41 -0800 (PST) Date: Thu, 7 Feb 2019 10:38:27 +0100 From: Jiri Pirko To: Eran Ben Elisha Cc: netdev@vger.kernel.org, "David S. Miller" , Saeed Mahameed , Jiri Pirko , Moshe Shemesh , Aya Levin Subject: Re: [PATCH v4 net-next 03/11] devlink: Add health report functionality Message-ID: <20190207093827.GB2193@nanopsycho> References: <1549532202-943-1-git-send-email-eranbe@mellanox.com> <1549532202-943-4-git-send-email-eranbe@mellanox.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1549532202-943-4-git-send-email-eranbe@mellanox.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Thu, Feb 07, 2019 at 10:36:34AM CET, eranbe@mellanox.com wrote: >Upon error discover, every driver can report it to the devlink health >mechanism via devlink_health_report function, using the appropriate >reporter registered to it. Driver can pass error specific context which >will be delivered to it as part of the dump / recovery callbacks. > >Once an error is reported, devlink health will do the following actions: >* A log is being send to the kernel trace events buffer >* Health status and statistics are being updated for the reporter instance >* Object dump is being taken and stored at the reporter instance (as long > as there is no other dump which is already stored) >* Auto recovery attempt is being done. Depends on: > - Auto Recovery configuration > - Grace period vs. Time since last recover > >Signed-off-by: Eran Ben Elisha >Reviewed-by: Moshe Shemesh Acked-by: Jiri Pirko