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GET /api/patches/41770/?format=api
{ "id": 41770, "url": "http://patches.dpdk.org/api/patches/41770/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20180628015247.42232-20-qi.z.zhang@intel.com/", "project": { "id": 1, "url": "http://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20180628015247.42232-20-qi.z.zhang@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20180628015247.42232-20-qi.z.zhang@intel.com", "date": "2018-06-28T01:52:47", "name": "[v6,19/19] doc: update release notes for multi process hotplug", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "063464d80fa2fe38a366a4928127d2bf67cc083e", "submitter": { "id": 504, "url": "http://patches.dpdk.org/api/people/504/?format=api", "name": "Qi Zhang", "email": "qi.z.zhang@intel.com" }, "delegate": { "id": 1, "url": "http://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20180628015247.42232-20-qi.z.zhang@intel.com/mbox/", "series": [ { "id": 278, "url": "http://patches.dpdk.org/api/series/278/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=278", "date": "2018-06-28T01:52:28", "name": "enable hotplug on multi-process", "version": 6, "mbox": "http://patches.dpdk.org/series/278/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/41770/comments/", "check": "fail", "checks": "http://patches.dpdk.org/api/patches/41770/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 450151B475;\n\tThu, 28 Jun 2018 03:53:27 +0200 (CEST)", "from mga09.intel.com (mga09.intel.com [134.134.136.24])\n\tby dpdk.org (Postfix) with ESMTP id 351751B447\n\tfor <dev@dpdk.org>; Thu, 28 Jun 2018 03:53:09 +0200 (CEST)", "from orsmga008.jf.intel.com ([10.7.209.65])\n\tby orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t27 Jun 2018 18:53:08 -0700", "from dpdk51.sh.intel.com ([10.67.110.190])\n\tby orsmga008.jf.intel.com with ESMTP; 27 Jun 2018 18:52:49 -0700" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.51,281,1526367600\"; d=\"scan'208\";a=\"52818253\"", "From": "Qi Zhang <qi.z.zhang@intel.com>", "To": "thomas@monjalon.net,\n\tanatoly.burakov@intel.com", "Cc": "konstantin.ananyev@intel.com, dev@dpdk.org, bruce.richardson@intel.com, \n\tferruh.yigit@intel.com, benjamin.h.shelton@intel.com,\n\tnarender.vangati@intel.com, Qi Zhang <qi.z.zhang@intel.com>", "Date": "Thu, 28 Jun 2018 09:52:47 +0800", "Message-Id": "<20180628015247.42232-20-qi.z.zhang@intel.com>", "X-Mailer": "git-send-email 2.13.6", "In-Reply-To": "<20180628015247.42232-1-qi.z.zhang@intel.com>", "References": "<20180607123849.14439-1-qi.z.zhang@intel.com>\n\t<20180628015247.42232-1-qi.z.zhang@intel.com>", "Subject": "[dpdk-dev] [PATCH v6 19/19] doc: update release notes for multi\n\tprocess hotplug", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Update release notes for the new multi process hotplug feature.\n\nSigned-off-by: Qi Zhang <qi.z.zhang@intel.com>\n---\n doc/guides/rel_notes/release_18_08.rst | 21 +++++++++++++++++++++\n 1 file changed, 21 insertions(+)", "diff": "diff --git a/doc/guides/rel_notes/release_18_08.rst b/doc/guides/rel_notes/release_18_08.rst\nindex bc0124295..fc4736814 100644\n--- a/doc/guides/rel_notes/release_18_08.rst\n+++ b/doc/guides/rel_notes/release_18_08.rst\n@@ -46,6 +46,20 @@ New Features\n Flow API support has been added to CXGBE Poll Mode Driver to offload\n flows to Chelsio T5/T6 NICs.\n \n+* **Support ethernet device hotplug for primary-secondary model.**\n+\n+ In primary-secondary process model, ethernet devices are regarded as shared\n+ by default, attach or detach a device on any process will broadcast to\n+ other processes through mp channel then device information will be\n+ synchronzied on all processes. While secondary process can still attach\n+ or detach a private device (vdev only) with specific API.\n+\n+* **Support ethernet device lock.**\n+\n+ An ethernet device can be directly or conditionally locked. A directly\n+ locked device can't be detached, while when try to detach a conditionally\n+ locked device a pre-registered callback will be invoked to perform condition\n+ check and decide if it can be detached or not.\n \n API Changes\n -----------\n@@ -60,6 +74,13 @@ API Changes\n Also, make sure to start the actual text at the margin.\n =========================================================\n \n+* ethdev: scope of rte_eth_dev_attach and rte_eth_dev_detach is extended.\n+\n+ In primary-secondary process model, ``rte_eth_dev_attach`` will guarantee that\n+ device be attached on all processes, if any process failed to attach, it will\n+ rollback to orignal status. ``rte_eth_dev_detach`` also guarantee device be\n+ detached on all processes, if device is locked by any process, it will roll\n+ back to original status.\n \n ABI Changes\n -----------\n", "prefixes": [ "v6", "19/19" ] }