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GET /api/patches/64806/?format=api
{ "id": 64806, "url": "http://patches.dpdk.org/api/patches/64806/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20200116130455.30193-11-kalesh-anakkur.purayil@broadcom.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": "<20200116130455.30193-11-kalesh-anakkur.purayil@broadcom.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20200116130455.30193-11-kalesh-anakkur.purayil@broadcom.com", "date": "2020-01-16T13:04:55", "name": "[V4,10/10] net/bnxt: fix to cap max rings to minimum of compl rings and stat contexts", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": true, "hash": "3695d3997b068a716558310f210c1cf5d09f92d9", "submitter": { "id": 1479, "url": "http://patches.dpdk.org/api/people/1479/?format=api", "name": "Kalesh A P", "email": "kalesh-anakkur.purayil@broadcom.com" }, "delegate": { "id": 1766, "url": "http://patches.dpdk.org/api/users/1766/?format=api", "username": "ajitkhaparde", "first_name": "Ajit", "last_name": "Khaparde", "email": "ajit.khaparde@broadcom.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20200116130455.30193-11-kalesh-anakkur.purayil@broadcom.com/mbox/", "series": [ { "id": 8172, "url": "http://patches.dpdk.org/api/series/8172/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=8172", "date": "2020-01-16T13:04:45", "name": "bnxt patchset with bug fixes", "version": 4, "mbox": "http://patches.dpdk.org/series/8172/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/64806/comments/", "check": "warning", "checks": "http://patches.dpdk.org/api/patches/64806/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 2AF37A0352;\n\tThu, 16 Jan 2020 13:49:21 +0100 (CET)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id B64A11D51C;\n\tThu, 16 Jan 2020 13:48:05 +0100 (CET)", "from relay.smtp.broadcom.com (unknown [192.19.211.62])\n by dpdk.org (Postfix) with ESMTP id 225DF1D412\n for <dev@dpdk.org>; Thu, 16 Jan 2020 13:47:50 +0100 (CET)", "from dhcp-10-123-153-22.dhcp.broadcom.net\n (bgccx-dev-host-lnx2.bec.broadcom.net [10.123.153.22])\n by relay.smtp.broadcom.com (Postfix) with ESMTP id 9FCAF28F56C;\n Thu, 16 Jan 2020 04:47:49 -0800 (PST)" ], "DKIM-Filter": "OpenDKIM Filter v2.10.3 relay.smtp.broadcom.com 9FCAF28F56C", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com;\n s=dkimrelay; t=1579178869;\n bh=xGHXwsdJ9VxBVrK+20Y3WcTQPGOLOG+rpgBZcoZxpbY=;\n h=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n b=W2VArrURi+cFmTvJs9a13MvFLZD12GjjGLZh/i7dcWJCbYlroCAKF/kXSqTMM9shZ\n vbxVrjcMIleerpP5jpyz5bwWGbgnKTtL+SE5wTjaNAUXvR5hIXos1S2l6OLV/i0HFU\n czmrZyrDE1yaxkNwRXbngaefDDrR1QxUPuWt7+IM=", "From": "Kalesh A P <kalesh-anakkur.purayil@broadcom.com>", "To": "dev@dpdk.org", "Cc": "ferruh.yigit@intel.com,\n\tajit.khaparde@broadcom.com", "Date": "Thu, 16 Jan 2020 18:34:55 +0530", "Message-Id": "<20200116130455.30193-11-kalesh-anakkur.purayil@broadcom.com>", "X-Mailer": "git-send-email 2.10.1", "In-Reply-To": "<20200116130455.30193-1-kalesh-anakkur.purayil@broadcom.com>", "References": "<20200116130455.30193-1-kalesh-anakkur.purayil@broadcom.com>", "Subject": "[dpdk-dev] [PATCH V4 10/10] net/bnxt: fix to cap max rings to\n\tminimum of compl rings and stat contexts", "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 <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 <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "From: Somnath Kotur <somnath.kotur@broadcom.com>\n\nMax Tx rings count could be lesser than max Rx rings in some\ncases, so take this into account as well.\n\nAccount for stat contexts available(one for each ring) along with\nno: of completion rings(one for each ring) to cap the max no: of\nTx /Rx rings that can be possibly created.\n\nFixes: f03e66cb (\"net/bnxt: limit queue count for NS3/Stingray devices\")\nCc: stable@dpdk.org\n\nSigned-off-by: Somnath Kotur <somnath.kotur@broadcom.com>\nReviewed-by: Kalesh Anakkur Purayil <kalesh-anakkur.purayil@broadcom.com>\nReviewed-by: Ajit Kumar Khaparde <ajit.khaparde@broadcom.com>\n---\n drivers/net/bnxt/bnxt.h | 13 ++++++++++---\n 1 file changed, 10 insertions(+), 3 deletions(-)", "diff": "diff --git a/drivers/net/bnxt/bnxt.h b/drivers/net/bnxt/bnxt.h\nindex 3487b91..ddb2681 100644\n--- a/drivers/net/bnxt/bnxt.h\n+++ b/drivers/net/bnxt/bnxt.h\n@@ -622,12 +622,19 @@ struct bnxt {\n \tuint16_t\t\tmax_tx_rings;\n \tuint16_t\t\tmax_rx_rings;\n #define MAX_STINGRAY_RINGS\t\t128U\n-#define BNXT_MAX_RINGS(bp) \\\n+/* For sake of symmetry, max Tx rings == max Rx rings, one stat ctx for each */\n+#define BNXT_MAX_RX_RINGS(bp) \\\n \t(BNXT_STINGRAY(bp) ? RTE_MIN(RTE_MIN(bp->max_rx_rings, \\\n \t\t\t\t\t MAX_STINGRAY_RINGS), \\\n-\t\t\t\t bp->max_stat_ctx) : \\\n-\t\t\t\tRTE_MIN(bp->max_rx_rings, bp->max_stat_ctx))\n+\t\t\t\t bp->max_stat_ctx / 2U) : \\\n+\t\t\t\tRTE_MIN(bp->max_rx_rings, \\\n+\t\t\t\t\tbp->max_stat_ctx / 2U))\n+#define BNXT_MAX_TX_RINGS(bp) \\\n+\t(RTE_MIN((bp)->max_tx_rings, BNXT_MAX_RX_RINGS(bp)))\n \n+#define BNXT_MAX_RINGS(bp) \\\n+\t(RTE_MIN((((bp)->max_cp_rings - BNXT_NUM_ASYNC_CPR(bp)) / 2U), \\\n+\t\t BNXT_MAX_TX_RINGS(bp)))\n \tuint16_t\t\tmax_nq_rings;\n \tuint16_t\t\tmax_l2_ctx;\n \tuint16_t\t\tmax_rx_em_flows;\n", "prefixes": [ "V4", "10/10" ] }