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GET /api/1.2/patches/833443/?format=api
{ "id": 833443, "url": "http://patchwork.ozlabs.org/api/1.2/patches/833443/?format=api", "web_url": "http://patchwork.ozlabs.org/project/openvswitch/patch/1509644808-6199-1-git-send-email-gvrose8192@gmail.com/", "project": { "id": 47, "url": "http://patchwork.ozlabs.org/api/1.2/projects/47/?format=api", "name": "Open vSwitch", "link_name": "openvswitch", "list_id": "ovs-dev.openvswitch.org", "list_email": "ovs-dev@openvswitch.org", "web_url": "http://openvswitch.org/", "scm_url": "git@github.com:openvswitch/ovs.git", "webscm_url": "https://github.com/openvswitch/ovs", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<1509644808-6199-1-git-send-email-gvrose8192@gmail.com>", "list_archive_url": null, "date": "2017-11-02T17:46:48", "name": "[ovs-dev] Documentation: Document module install issues", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": false, "hash": "b3a23098cc62b01fd71668b0124056987bf18b7b", "submitter": { "id": 69140, "url": "http://patchwork.ozlabs.org/api/1.2/people/69140/?format=api", "name": "Gregory Rose", "email": "gvrose8192@gmail.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/openvswitch/patch/1509644808-6199-1-git-send-email-gvrose8192@gmail.com/mbox/", "series": [ { "id": 11553, "url": "http://patchwork.ozlabs.org/api/1.2/series/11553/?format=api", "web_url": "http://patchwork.ozlabs.org/project/openvswitch/list/?series=11553", "date": "2017-11-02T17:46:48", "name": "[ovs-dev] Documentation: Document module install issues", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/11553/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/833443/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/833443/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<ovs-dev-bounces@openvswitch.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "dev@openvswitch.org" ], "Delivered-To": [ "patchwork-incoming@bilbo.ozlabs.org", "ovs-dev@mail.linuxfoundation.org" ], "Authentication-Results": [ "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=openvswitch.org\n\t(client-ip=140.211.169.12; 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charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Sender": "ovs-dev-bounces@openvswitch.org", "Errors-To": "ovs-dev-bounces@openvswitch.org" }, "content": "On certain Ubuntu systems running the 4.4 based kernel depmod\nmay not correctly search for module dependencies when newer\nopenvswitch kernel modules have been installed in the extra\ndirectory at /lib/modules/$(uname -r)/extra. A symptom of\nthis are the following messages in system log that can be\nprinted with the dmesg command:\n\n[164917.582125] vport_lisp: disagrees about version of symbol ovs_netdev_link\n[164917.582139] vport_lisp: Unknown symbol ovs_netdev_link (err -22)\n[164917.582155] vport_lisp: Unknown symbol ovs_lisp_fill_metadata_dst (err 0)\n[164917.582165] vport_lisp: Unknown symbol rpl_rtnl_delete_link (err 0)\n[164917.582169] vport_lisp: disagrees about version of symbol ovs_netdev_tunnel_destroy\n[164917.582170] vport_lisp: Unknown symbol ovs_netdev_tunnel_destroy (err -22)\n[164917.582178] vport_lisp: Unknown symbol rpl_lisp_xmit (err 0)\n[164917.582184] vport_lisp: Unknown symbol rpl_lisp_dev_create_fb (err 0)\n[164917.582187] vport_lisp: disagrees about version of symbol __ovs_vport_ops_register\n[164917.582188] vport_lisp: Unknown symbol __ovs_vport_ops_register (err -22)\n[164917.582191] vport_lisp: disagrees about version of symbol ovs_vport_ops_unregister\n[164917.582192] vport_lisp: Unknown symbol ovs_vport_ops_unregister (err -22)\n[164917.582194] vport_lisp: disagrees about version of symbol ovs_vport_alloc\n[164917.582195] vport_lisp: Unknown symbol ovs_vport_alloc (err -22)\n[164917.582197] vport_lisp: disagrees about version of symbol ovs_vport_free\n[164917.582198] vport_lisp: Unknown symbol ovs_vport_free (err -22)\n[164917.606229] vport_stt: disagrees about version of symbol ovs_netdev_link\n[164917.606233] vport_stt: Unknown symbol ovs_netdev_link (err -22)\n[164917.606248] vport_stt: Unknown symbol ovs_stt_fill_metadata_dst (err 0)\n[164917.606260] vport_stt: Unknown symbol rpl_rtnl_delete_link (err 0)\n[164917.606264] vport_stt: disagrees about version of symbol ovs_netdev_tunnel_destroy\n[164917.606266] vport_stt: Unknown symbol ovs_netdev_tunnel_destroy (err -22)\n[164917.606274] vport_stt: Unknown symbol ovs_stt_dev_create_fb (err 0)\n[164917.606279] vport_stt: disagrees about version of symbol __ovs_vport_ops_register\n[164917.606281] vport_stt: Unknown symbol __ovs_vport_ops_register (err -22)\n[164917.606285] vport_stt: disagrees about version of symbol ovs_vport_ops_unregister\n[164917.606286] vport_stt: Unknown symbol ovs_vport_ops_unregister (err -22)\n[164917.606291] vport_stt: disagrees about version of symbol ovs_vport_alloc\n[164917.606292] vport_stt: Unknown symbol ovs_vport_alloc (err -22)\n[164917.606295] vport_stt: disagrees about version of symbol ovs_vport_free\n[164917.606297] vport_stt: Unknown symbol ovs_vport_free (err -22)\n[164917.606305] vport_stt: Unknown symbol ovs_stt_xmit (err 0)\n\nWhen this occurs the 'make check-kmod' command will experience many\nfailures and openvswitch will not operate correctly.\n\nDocument adding the 'extra' directory to the depmod search configuration\nfile in /etc/depmod.d/ubuntu.conf. Adding the extra directory to the\ndepmod search path fixes the problem.\n\nSigned-off-by: Greg Rose <gvrose8192@gmail.com>\n---\n Documentation/intro/install/general.rst | 24 +++++++++++++++++++++++-\n 1 file changed, 23 insertions(+), 1 deletion(-)", "diff": "diff --git a/Documentation/intro/install/general.rst b/Documentation/intro/install/general.rst\nindex e5ec155..b66e7f1 100644\n--- a/Documentation/intro/install/general.rst\n+++ b/Documentation/intro/install/general.rst\n@@ -412,7 +412,29 @@ Building\n $ /sbin/modinfo /lib/modules/$(uname -r)/kernel/net/bridge/bridge.ko\n \n Compare the \"vermagic\" lines output by the two commands. If they differ,\n- then Open vSwitch was built for the wrong kernel.\n+ then Open vSwitch may have been built for the wrong kernel.\n+ Alternatively, on some Ubuntu based systems, depmod might not have\n+ done the proper search for module dependencies. Adding 'extra' to\n+ the configuration file in /etc/depmod.d/ubuntu.conf and then running\n+ depmod -a can fix the problem. The following script can do this::\n+\n+ #!/bin/sh\n+\n+ check_ubuntu_depmod_config() {\n+ if [ -e /etc/depmod.d/ubuntu.conf ]; then\n+ if ! grep -q extra /etc/depmod.d/ubuntu.conf\n+ then\n+ sed -i s\\/search\\/\"search extra\"\\/ /etc/depmod.d/ubuntu.conf\n+ /sbin/depmod -a\n+ fi\n+ fi\n+ }\n+\n+ check_ubuntu_depmod_config\n+\n+\n+ The example script implements the check as a function so that is\n+ easily portable into user specific configuration checks.\n \n If you decide to report a bug or ask a question related to module loading,\n include the output from the ``dmesg`` and ``modinfo`` commands mentioned\n", "prefixes": [ "ovs-dev" ] }