From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 45355FC591C for ; Thu, 26 Feb 2026 09:46:08 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id E0F9F4064A; Thu, 26 Feb 2026 10:45:53 +0100 (CET) Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) by mails.dpdk.org (Postfix) with ESMTP id A0E0340608 for ; Thu, 26 Feb 2026 10:45:50 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1772099151; x=1803635151; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=nFyefTlaRAU1GnBcAOo+tvD1ERX45eVKLfU+oH4YVhU=; b=GYqGq940+O/PRH+qbqOumnE7LVxiJW5D+IF4j0xtOiFbR2gGRCNA3zmx siX2WVjM9gt/b28U1tawDOtuujvy1r/gzGvYk8hQqMkskjLxvCKPAX9ZK VmzkDCJOP55e3gGqgB9oroiJx6K+t2t/8XekP61EvkSqVyrzdgtXyBJEb or6GTjyyAjM270IqYkK1z0AoZD1MHeqRDLgETVD444WTVkwyhdOy8SZGK AGedYIIJBlEBFuxW1p2KJd6aipk8WKY5RD2I+nxAEXfRxjPRcjeKZqKRS oHFrqm9xGZ0/aRdmJQPwe7kWDHvqYudZeQYZhmmqHt6vbX81UJeG0wO27 Q==; X-CSE-ConnectionGUID: HTrJTntKSKGpdpwdrh8xtA== X-CSE-MsgGUID: F7rFCneQR6yiAnyth7xtwA== X-IronPort-AV: E=McAfee;i="6800,10657,11712"; a="73259102" X-IronPort-AV: E=Sophos;i="6.21,312,1763452800"; d="scan'208";a="73259102" Received: from orviesa004.jf.intel.com ([10.64.159.144]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Feb 2026 01:45:50 -0800 X-CSE-ConnectionGUID: UjU/SO+kT3KiVSBAOqYu5A== X-CSE-MsgGUID: ETrtcy+GRN2POrflGdvZgw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,312,1763452800"; d="scan'208";a="221021314" Received: from unknown (HELO sprmax15..) ([10.138.182.128]) by orviesa004.jf.intel.com with ESMTP; 26 Feb 2026 01:45:49 -0800 From: Shaiq Wani To: dev@dpdk.org, bruce.richardson@intel.com, aman.deep.singh@intel.com Subject: [PATCH v14 3/3] doc: add note on unsupported completion queue sharing Date: Thu, 26 Feb 2026 15:12:22 +0530 Message-Id: <20260226094222.1393288-4-shaiq.wani@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260226094222.1393288-1-shaiq.wani@intel.com> References: <20250917052658.582872-1-shaiq.wani@intel.com> <20260226094222.1393288-1-shaiq.wani@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Added a note in the IDPF Poll Mode Driver documentation to clarify that sharing a completion queue among multiple TX queues serviced by different CPU cores is not supported in split queue mode. Signed-off-by: Shaiq Wani --- doc/guides/nics/idpf.rst | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/doc/guides/nics/idpf.rst b/doc/guides/nics/idpf.rst index b99cc18188..47e38fcb13 100644 --- a/doc/guides/nics/idpf.rst +++ b/doc/guides/nics/idpf.rst @@ -79,6 +79,11 @@ Runtime Configuration Then the PMD will configure Tx queue with single queue mode. Otherwise, split queue mode is chosen by default. +.. note:: + + In split queue mode, sharing a completion queue among multiple TX queues that are + serviced by different CPU cores is not supported. + Driver compilation and testing ------------------------------ -- 2.34.1