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GET /api/patches/137856/?format=api
{ "id": 137856, "url": "http://patchwork.dpdk.org/api/patches/137856/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/20240304090136.861-18-shaibran@amazon.com/", "project": { "id": 1, "url": "http://patchwork.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": "<20240304090136.861-18-shaibran@amazon.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20240304090136.861-18-shaibran@amazon.com", "date": "2024-03-04T09:01:20", "name": "[17/33] net/ena/hal: restructure interrupt handling", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "25bb72d7e1e82c8c0a4baebd05075f995a9c699c", "submitter": { "id": 2930, "url": "http://patchwork.dpdk.org/api/people/2930/?format=api", "name": "Brandes, Shai", "email": "shaibran@amazon.com" }, "delegate": { "id": 319, "url": "http://patchwork.dpdk.org/api/users/319/?format=api", "username": "fyigit", "first_name": "Ferruh", "last_name": "Yigit", "email": "ferruh.yigit@amd.com" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/20240304090136.861-18-shaibran@amazon.com/mbox/", "series": [ { "id": 31356, "url": "http://patchwork.dpdk.org/api/series/31356/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=31356", "date": "2024-03-04T09:01:07", "name": "net/ena: v2.9.0 driver release", "version": 1, "mbox": "http://patchwork.dpdk.org/series/31356/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/patches/137856/comments/", "check": "success", "checks": "http://patchwork.dpdk.org/api/patches/137856/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 mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 148B543B9B;\n\tMon, 4 Mar 2024 10:04:31 +0100 (CET)", "from mails.dpdk.org (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id E54F742DC4;\n\tMon, 4 Mar 2024 10:02:13 +0100 (CET)", "from smtp-fw-80006.amazon.com (smtp-fw-80006.amazon.com\n [99.78.197.217]) by mails.dpdk.org (Postfix) with ESMTP id 29F8240E8A\n for <dev@dpdk.org>; Mon, 4 Mar 2024 10:02:07 +0100 (CET)", "from pdx4-co-svc-p1-lb2-vlan3.amazon.com (HELO\n smtpout.prod.us-west-2.prod.farcaster.email.amazon.dev) ([10.25.36.214])\n by smtp-border-fw-80006.pdx80.corp.amazon.com with\n ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Mar 2024 09:02:07 +0000", "from EX19MTAEUA001.ant.amazon.com [10.0.43.254:41235]\n by smtpin.naws.eu-west-1.prod.farcaster.email.amazon.dev [10.0.16.96:2525]\n with esmtp (Farcaster)\n id 2ed8aa7c-03ff-44fc-99e7-32aefe14a222; Mon, 4 Mar 2024 09:02:05 +0000 (UTC)", "from EX19D007EUB002.ant.amazon.com (10.252.51.117) by\n EX19MTAEUA001.ant.amazon.com (10.252.50.223) with Microsoft SMTP Server\n (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id\n 15.2.1258.28; Mon, 4 Mar 2024 09:02:05 +0000", "from EX19MTAUEC001.ant.amazon.com (10.252.135.222) by\n EX19D007EUB002.ant.amazon.com (10.252.51.117) with Microsoft SMTP Server\n (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id\n 15.2.1258.28; Mon, 4 Mar 2024 09:02:05 +0000", "from HFA15-CG15235BS.amazon.com (10.1.212.49) by\n mail-relay.amazon.com (10.252.135.200) with Microsoft SMTP Server id\n 15.2.1258.28 via Frontend Transport; Mon, 4 Mar 2024 09:02:04 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209;\n t=1709542928; x=1741078928;\n h=from:to:cc:subject:date:message-id:in-reply-to:\n references:mime-version;\n bh=OdC3t921PpPUbdDcUabC/XNbx8M9VWXcYr6VJUHL+5M=;\n b=f3BWFyDs0fOr3j02VuORtowWppayFqwd3qLi59LoOXoRDn2ucUYiEtx/\n 0Y7oRdHQ+mKyiiiR4rgKn+IFN/s7GGJwkVEgrWBg/hNGDfsN8azHgC3jn\n 36bte0KkIoU2tDCuNVPhSdBnY0ALd+6EFMRepZv1DR0D6WsblQc8qGMF1 E=;", "X-IronPort-AV": "E=Sophos;i=\"6.06,203,1705363200\"; d=\"scan'208\";a=\"277460755\"", "X-Farcaster-Flow-ID": "2ed8aa7c-03ff-44fc-99e7-32aefe14a222", "From": "<shaibran@amazon.com>", "To": "<ferruh.yigit@amd.com>", "CC": "<dev@dpdk.org>, Shai Brandes <shaibran@amazon.com>", "Subject": "[PATCH 17/33] net/ena/hal: restructure interrupt handling", "Date": "Mon, 4 Mar 2024 11:01:20 +0200", "Message-ID": "<20240304090136.861-18-shaibran@amazon.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20240304090136.861-1-shaibran@amazon.com>", "References": "<20240304090136.861-1-shaibran@amazon.com>", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "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" }, "content": "From: Shai Brandes <shaibran@amazon.com>\n\nWhen invoking an admin command, in interrupt mode, if the interrupt\nis received after timeout and also after the calling function finished\nrunning, the response will be written into a memory that is no longer\nvalid.\n\nSigned-off-by: Shai Brandes <shaibran@amazon.com>\nReviewed-by: Amit Bernstein <amitbern@amazon.com>\n---\n drivers/net/ena/hal/ena_com.c | 4 ++++\n 1 file changed, 4 insertions(+)", "diff": "diff --git a/drivers/net/ena/hal/ena_com.c b/drivers/net/ena/hal/ena_com.c\nindex 651373a52f..be08f79431 100644\n--- a/drivers/net/ena/hal/ena_com.c\n+++ b/drivers/net/ena/hal/ena_com.c\n@@ -181,6 +181,7 @@ static int ena_com_admin_init_aenq(struct ena_com_dev *ena_dev,\n static void comp_ctxt_release(struct ena_com_admin_queue *queue,\n \t\t\t\t struct ena_comp_ctx *comp_ctx)\n {\n+\tcomp_ctx->user_cqe = NULL;\n \tcomp_ctx->occupied = false;\n \tATOMIC32_DEC(&queue->outstanding_cmds);\n }\n@@ -474,6 +475,9 @@ static void ena_com_handle_single_admin_completion(struct ena_com_admin_queue *a\n \t\treturn;\n \t}\n \n+\tif (!comp_ctx->occupied)\n+\t\treturn;\n+\n \tcomp_ctx->status = ENA_CMD_COMPLETED;\n \tcomp_ctx->comp_status = cqe->acq_common_descriptor.status;\n \n", "prefixes": [ "17/33" ] }