From owner-svn-src-head@freebsd.org Tue May 1 15:33:22 2018 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 2D09FFAE74F; Tue, 1 May 2018 15:33:22 +0000 (UTC) (envelope-from gallatin@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id D2D6480A92; Tue, 1 May 2018 15:33:21 +0000 (UTC) (envelope-from gallatin@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id CC52623F03; Tue, 1 May 2018 15:33:21 +0000 (UTC) (envelope-from gallatin@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id w41FXLKd084623; Tue, 1 May 2018 15:33:21 GMT (envelope-from gallatin@FreeBSD.org) Received: (from gallatin@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id w41FXLpo084622; Tue, 1 May 2018 15:33:21 GMT (envelope-from gallatin@FreeBSD.org) Message-Id: <201805011533.w41FXLpo084622@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: gallatin set sender to gallatin@FreeBSD.org using -f From: Andrew Gallatin Date: Tue, 1 May 2018 15:33:21 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r333141 - head/sys/dev/cxgbe X-SVN-Group: head X-SVN-Commit-Author: gallatin X-SVN-Commit-Paths: head/sys/dev/cxgbe X-SVN-Commit-Revision: 333141 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 01 May 2018 15:33:22 -0000 Author: gallatin Date: Tue May 1 15:33:21 2018 New Revision: 333141 URL: https://svnweb.freebsd.org/changeset/base/333141 Log: Optionally panic when cxgbe encounters a fatal error Sometimes it is better to panic than to leave a machine unreachable. Reviewed by: np Sponsored by: Netflix Modified: head/sys/dev/cxgbe/t4_main.c Modified: head/sys/dev/cxgbe/t4_main.c ============================================================================== --- head/sys/dev/cxgbe/t4_main.c Tue May 1 15:17:46 2018 (r333140) +++ head/sys/dev/cxgbe/t4_main.c Tue May 1 15:33:21 2018 (r333141) @@ -469,6 +469,8 @@ TUNABLE_INT("hw.cxgbe.num_vis", &t4_num_vis); static int pcie_relaxed_ordering = -1; TUNABLE_INT("hw.cxgbe.pcie_relaxed_ordering", &pcie_relaxed_ordering); +static int t4_panic_on_fatal_err = 0; +TUNABLE_INT("hw.cxgbe.panic_on_fatal_err", &t4_panic_on_fatal_err); #ifdef TCP_OFFLOAD /* @@ -2222,6 +2224,8 @@ t4_fatal_err(struct adapter *sc) t4_intr_disable(sc); log(LOG_EMERG, "%s: encountered fatal error, adapter stopped.\n", device_get_nameunit(sc->dev)); + if (t4_panic_on_fatal_err) + panic("panic requested on fatal error"); } void