From owner-svn-src-all@freebsd.org Fri Jul 29 18:04:04 2016 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0B721BA70FB; Fri, 29 Jul 2016 18:04:04 +0000 (UTC) (envelope-from yaneurabeya@gmail.com) Received: from mail-pf0-x232.google.com (mail-pf0-x232.google.com [IPv6:2607:f8b0:400e:c00::232]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id D11391C58; Fri, 29 Jul 2016 18:04:03 +0000 (UTC) (envelope-from yaneurabeya@gmail.com) Received: by mail-pf0-x232.google.com with SMTP id y134so34822127pfg.0; Fri, 29 Jul 2016 11:04:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=alTPm5iCtjB38I+cFxW1hxUH+DeSV0dLvFxGBd4bx14=; b=FaWFxafQfMA5vhgBXb/Z2fx5v+ECyqITJLM5PumBSP5ZUAQIFPgxD4x7BmRnot602g Uoz0MdTxePh1EroB4DD54Hezym6LzLc9LryHTNKvlfjuLJJ3yaa+ocWnziGGHv5U+b6i 2c/nlvxYiC/H42zyrj1cnaZ45MS3BXWCVPh/4bGbNIA6Lq3b92RSHJDnWa/aveNyhuiM R/VdlxFeNCR/kK5EWJHDhB38dszJNxphkQJQ8UTL2HNCARBnuND00kklUaO5K0Yu/1Uz ulIHmvjBF4Y5YmTeQlqGB+PPhmjzCJHGozFPozPfQY+O7mfWChCWCygql78WY+fBiftn xyMg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=alTPm5iCtjB38I+cFxW1hxUH+DeSV0dLvFxGBd4bx14=; b=MKupJBHqKNoaj/JtB4Lw9zBsG8913dMxvpIBgumAzjaNhSDuD3rpXDsz1RDFMGxQHN /ByF7/3++M/39cJ3usPDuXDBAfkfkjf+3itFj5P5NPdttvrdb/di9jcaDX4wPJvMdfKC mngDRnh/zAiw1zCyqi/KOT8l6zwHPWFLkfoiBwOD/xssLvLdFjQdDplQYeO+uRR9imEz dI83DdV01JhilYpZ6YlIVOdBD51JJS5i0miI0veCVDjHuPtRnikWv4V7lCANHsn4cEWO bFCjl97X62ugXYn0enCFL69DOxJ78gJdTOXcX2QLYwldS8VNPGcaitGz1ngKLCtCjC0j JSlA== X-Gm-Message-State: AEkoousm7lWfB8Lmh1ZCWzNUDjgZXmrHPVAiCMsOilooVCny29F3TLCmzJpg27FC8gLwBw== X-Received: by 10.98.134.77 with SMTP id x74mr70939115pfd.21.1469815443128; Fri, 29 Jul 2016 11:04:03 -0700 (PDT) Received: from [100.199.216.151] ([172.56.42.25]) by smtp.gmail.com with ESMTPSA id h66sm26582766pfe.58.2016.07.29.11.04.02 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Fri, 29 Jul 2016 11:04:02 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (1.0) Subject: Re: svn commit: r303497 - head/sys/dev/pci From: Ngie Cooper X-Mailer: iPhone Mail (13F69) In-Reply-To: <201607291754.u6THsLl5098040@repo.freebsd.org> Date: Fri, 29 Jul 2016 11:04:01 -0700 Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Content-Transfer-Encoding: 7bit Message-Id: References: <201607291754.u6THsLl5098040@repo.freebsd.org> To: John Baldwin X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 29 Jul 2016 18:04:04 -0000 > On Jul 29, 2016, at 10:54, John Baldwin wrote: > > Author: jhb > Date: Fri Jul 29 17:54:21 2016 > New Revision: 303497 > URL: https://svnweb.freebsd.org/changeset/base/303497 > > Log: > Add a loader tunable (hw.pci.enable_pcie_hp) to disable PCI-e HotPlug. > > Some systems and/or devices (such as riser cards) do not include a > non-compliant implementation of PCI-e HotPlug that can result in devices > not being attached (e.g. the HotPlug code might assume that a card is > being unplugged and will power the slot off and detach it). This > tunable can be set to 0 to disable support for PCI-e HotPlug ignoring > the incorrect HotPlug state on these slots. > > PR: 211081 > Reported by: Sergey Renkas (SuperMicro X7 riser card) > Reported by: Jeffrey E Pieper > (Intel X520 adapter) > MFC after: 1 week > Relnotes: yes Should this be done on a per-bus basis? Thanks! -Ngie