From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Rybchenko Subject: [PATCH 51/53] net/sfc/base: expand on comment on number of queues field Date: Thu, 16 Nov 2017 08:04:39 +0000 Message-ID: <1510819481-6809-52-git-send-email-arybchenko@solarflare.com> References: <1510819481-6809-1-git-send-email-arybchenko@solarflare.com> Mime-Version: 1.0 Content-Type: text/plain Cc: Mark Spender To: Return-path: Received: from dispatch1-us1.ppe-hosted.com (dispatch1-us1.ppe-hosted.com [67.231.154.164]) by dpdk.org (Postfix) with ESMTP id 09F7F1B226 for ; Thu, 16 Nov 2017 09:05:06 +0100 (CET) Received: from pure.maildistiller.com (unknown [10.110.50.29]) by dispatch1-us1.ppe-hosted.com (Proofpoint Essentials ESMTP Server) with ESMTP id 8462F2006E for ; Thu, 16 Nov 2017 08:05:05 +0000 (UTC) Received: from mx1-us1.ppe-hosted.com (unknown [10.110.49.251]) by pure.maildistiller.com (Proofpoint Essentials ESMTP Server) with ESMTPS id 41D68100070 for ; Thu, 16 Nov 2017 08:05:05 +0000 (UTC) Received: from webmail.solarflare.com (webmail.solarflare.com [12.187.104.26]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1-us1.ppe-hosted.com (Proofpoint Essentials ESMTP Server) with ESMTPS id 0BBDF400053 for ; Thu, 16 Nov 2017 08:05:05 +0000 (UTC) In-Reply-To: <1510819481-6809-1-git-send-email-arybchenko@solarflare.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Mark Spender Expand on comment on RSS_CONTEXT_ALLOC_IN_NUM_QUEUES field. Signed-off-by: Mark Spender Signed-off-by: Andrew Rybchenko --- drivers/net/sfc/base/ef10_rx.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/net/sfc/base/ef10_rx.c b/drivers/net/sfc/base/ef10_rx.c index 5cf5910..9b0e1ee 100644 --- a/drivers/net/sfc/base/ef10_rx.c +++ b/drivers/net/sfc/base/ef10_rx.c @@ -217,7 +217,13 @@ efx_mcdi_rss_context_alloc( MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_UPSTREAM_PORT_ID, EVB_PORT_ID_ASSIGNED); MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_TYPE, context_type); - /* NUM_QUEUES is only used to validate indirection table offsets */ + + /* + * For exclusive contexts, NUM_QUEUES is only used to validate + * indirection table offsets. + * For shared contexts, the provided context will spread traffic over + * NUM_QUEUES many queues. + */ MCDI_IN_SET_DWORD(req, RSS_CONTEXT_ALLOC_IN_NUM_QUEUES, num_queues); efx_mcdi_execute(enp, &req); -- 2.7.4