Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/861869/?format=api
{ "id": 861869, "url": "http://patchwork.ozlabs.org/api/patches/861869/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20180116192719.11191.21193.stgit@ahduyck-green-test.jf.intel.com/", "project": { "id": 46, "url": "http://patchwork.ozlabs.org/api/projects/46/?format=api", "name": "Intel Wired Ethernet development", "link_name": "intel-wired-lan", "list_id": "intel-wired-lan.osuosl.org", "list_email": "intel-wired-lan@osuosl.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20180116192719.11191.21193.stgit@ahduyck-green-test.jf.intel.com>", "list_archive_url": null, "date": "2018-01-16T19:27:19", "name": "[net-queue] i40e/i40evf: Update DESC_NEEDED value to reflect larger value", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "9ebf56838dbfb32c9c61f178f870896eb65d8914", "submitter": { "id": 251, "url": "http://patchwork.ozlabs.org/api/people/251/?format=api", "name": "Duyck, Alexander H", "email": "alexander.h.duyck@intel.com" }, "delegate": { "id": 68, "url": "http://patchwork.ozlabs.org/api/users/68/?format=api", "username": "jtkirshe", "first_name": "Jeff", "last_name": "Kirsher", "email": "jeffrey.t.kirsher@intel.com" }, "mbox": "http://patchwork.ozlabs.org/project/intel-wired-lan/patch/20180116192719.11191.21193.stgit@ahduyck-green-test.jf.intel.com/mbox/", "series": [ { "id": 23709, "url": "http://patchwork.ozlabs.org/api/series/23709/?format=api", "web_url": "http://patchwork.ozlabs.org/project/intel-wired-lan/list/?series=23709", "date": "2018-01-16T19:27:19", "name": "[net-queue] i40e/i40evf: Update DESC_NEEDED value to reflect larger value", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/23709/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/861869/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/861869/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<intel-wired-lan-bounces@osuosl.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Delivered-To": [ "patchwork-incoming@bilbo.ozlabs.org", "intel-wired-lan@lists.osuosl.org" ], "Authentication-Results": "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=osuosl.org\n\t(client-ip=140.211.166.133; helo=hemlock.osuosl.org;\n\tenvelope-from=intel-wired-lan-bounces@osuosl.org;\n\treceiver=<UNKNOWN>)", "Received": [ "from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3zLgN957VWz9sP1\n\tfor <incoming@patchwork.ozlabs.org>;\n\tWed, 17 Jan 2018 06:32:25 +1100 (AEDT)", "from localhost (localhost [127.0.0.1])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id 95ED988FC0;\n\tTue, 16 Jan 2018 19:32:23 +0000 (UTC)", "from hemlock.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id 1ATlIjh2eEgr; Tue, 16 Jan 2018 19:32:21 +0000 (UTC)", "from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id CEE4888FC8;\n\tTue, 16 Jan 2018 19:32:21 +0000 (UTC)", "from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\tby ash.osuosl.org (Postfix) with ESMTP id 79CCA1C0533\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 16 Jan 2018 19:32:21 +0000 (UTC)", "from localhost (localhost [127.0.0.1])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 73E3288C69\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 16 Jan 2018 19:32:21 +0000 (UTC)", "from whitealder.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id jRVoZiSs5LFv for <intel-wired-lan@lists.osuosl.org>;\n\tTue, 16 Jan 2018 19:32:20 +0000 (UTC)", "from mga11.intel.com (mga11.intel.com [192.55.52.93])\n\tby whitealder.osuosl.org (Postfix) with ESMTPS id ADD9188C60\n\tfor <intel-wired-lan@lists.osuosl.org>;\n\tTue, 16 Jan 2018 19:32:20 +0000 (UTC)", "from fmsmga007.fm.intel.com ([10.253.24.52])\n\tby fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t16 Jan 2018 11:32:20 -0800", "from ahduyck-green-test.jf.intel.com ([10.166.244.140])\n\tby fmsmga007.fm.intel.com with ESMTP; 16 Jan 2018 11:32:20 -0800" ], "X-Virus-Scanned": [ "amavisd-new at osuosl.org", "amavisd-new at osuosl.org" ], "X-Greylist": "domain auto-whitelisted by SQLgrey-1.7.6", "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.46,369,1511856000\"; d=\"scan'208\";a=\"10727680\"", "From": "Alexander Duyck <alexander.h.duyck@intel.com>", "To": "intel-wired-lan@lists.osuosl.org", "Date": "Tue, 16 Jan 2018 14:27:19 -0500", "Message-ID": "<20180116192719.11191.21193.stgit@ahduyck-green-test.jf.intel.com>", "User-Agent": "StGit/0.17.1-dirty", "MIME-Version": "1.0", "Subject": "[Intel-wired-lan] [net-queue PATCH] i40e/i40evf: Update DESC_NEEDED\n\tvalue to reflect larger value", "X-BeenThere": "intel-wired-lan@osuosl.org", "X-Mailman-Version": "2.1.24", "Precedence": "list", "List-Id": "Intel Wired Ethernet Linux Kernel Driver Development\n\t<intel-wired-lan.osuosl.org>", "List-Unsubscribe": "<https://lists.osuosl.org/mailman/options/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@osuosl.org?subject=unsubscribe>", "List-Archive": "<http://lists.osuosl.org/pipermail/intel-wired-lan/>", "List-Post": "<mailto:intel-wired-lan@osuosl.org>", "List-Help": "<mailto:intel-wired-lan-request@osuosl.org?subject=help>", "List-Subscribe": "<https://lists.osuosl.org/mailman/listinfo/intel-wired-lan>, \n\t<mailto:intel-wired-lan-request@osuosl.org?subject=subscribe>", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "intel-wired-lan-bounces@osuosl.org", "Sender": "\"Intel-wired-lan\" <intel-wired-lan-bounces@osuosl.org>" }, "content": "When compared to ixgbe and other previous Intel drivers the i40e and i40evf\ndrivers actually reserve 2 additional descriptors in maybe_stop_tx for\ncache line alignment. We need to update DESC_NEEDED to reflect this as\notherwise we are more likely to return TX_BUSY which will cause issues with\nthings like xmit_more.\n\nSigned-off-by: Alexander Duyck <alexander.h.duyck@intel.com>\n---\n drivers/net/ethernet/intel/i40e/i40e_txrx.h | 2 +-\n drivers/net/ethernet/intel/i40evf/i40e_txrx.h | 2 +-\n 2 files changed, 2 insertions(+), 2 deletions(-)", "diff": "diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.h b/drivers/net/ethernet/intel/i40e/i40e_txrx.h\nindex 0f5a5a9..9e94593 100644\n--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.h\n+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.h\n@@ -284,7 +284,7 @@ static inline unsigned int i40e_txd_use_count(unsigned int size)\n }\n \n /* Tx Descriptors needed, worst case */\n-#define DESC_NEEDED (MAX_SKB_FRAGS + 4)\n+#define DESC_NEEDED (MAX_SKB_FRAGS + 6)\n #define I40E_MIN_DESC_PENDING\t4\n \n #define I40E_TX_FLAGS_HW_VLAN\t\tBIT(1)\ndiff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h\nindex 54af658..c855553 100644\n--- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.h\n+++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.h\n@@ -264,7 +264,7 @@ static inline unsigned int i40e_txd_use_count(unsigned int size)\n }\n \n /* Tx Descriptors needed, worst case */\n-#define DESC_NEEDED (MAX_SKB_FRAGS + 4)\n+#define DESC_NEEDED (MAX_SKB_FRAGS + 6)\n #define I40E_MIN_DESC_PENDING\t4\n \n #define I40E_TX_FLAGS_HW_VLAN\t\tBIT(1)\n", "prefixes": [ "net-queue" ] }