From patchwork Wed Apr 10 20:08:02 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chuck Lever X-Patchwork-Id: 10894699 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D673617E0 for ; Wed, 10 Apr 2019 20:08:05 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id BA69228AF2 for ; Wed, 10 Apr 2019 20:08:05 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AF06928B2B; Wed, 10 Apr 2019 20:08:05 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.7 required=2.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 551EE28AF2 for ; Wed, 10 Apr 2019 20:08:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726770AbfDJUIE (ORCPT ); Wed, 10 Apr 2019 16:08:04 -0400 Received: from mail-it1-f194.google.com ([209.85.166.194]:36027 "EHLO mail-it1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726023AbfDJUIE (ORCPT ); Wed, 10 Apr 2019 16:08:04 -0400 Received: by mail-it1-f194.google.com with SMTP id y10so5638673itc.1; Wed, 10 Apr 2019 13:08:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:subject:from:to:date:message-id:in-reply-to:references :user-agent:mime-version:content-transfer-encoding; bh=B6A8zHm3un0ofqbatgyyr9CCSvtki4bJSw6ryOCrB9Y=; b=EySTM4xC2VlAxURfIY5thraGUlSNDK8IiKaEPz0Mucr0+OrbYip2IakYdsEPKgge/M RkvzOtY0ktRolJb5V/zPipfAQ9or1VQNSLfQNEbwt6mOyd3J3NQULPc3bSsvuUXWLh7s o68bLmFYl7vLNYouOSuM/3epemWMG5AyKPGHqaK4uoDFEI+pem0kgJrDf8GzXirlO+DO 6jThmLgJ/UENzm7t+zJ9e0oiYSsS/USGTHtnc9SnOKCaDfhnML9eRl5+yAu/mh+9kt1n T8xk4TXCN7/zQklztk7IfJnW3eN9ayorXVz9pW627B4VGghBaUapqFi3ChCYfZxL+PkD VKnw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:subject:from:to:date:message-id :in-reply-to:references:user-agent:mime-version :content-transfer-encoding; bh=B6A8zHm3un0ofqbatgyyr9CCSvtki4bJSw6ryOCrB9Y=; b=oZocIeQTqxHd3FKoecsX0fw9XTW5ib9byHDrhOKY475T02FVzP4H5J7vXYsx1KVX3L bkvEsoEYbgT4Cls7PMUMXrnXmtozZTTVRcQFWv6ZmvWmvrSBdH1Ba8/p5Mj56+vWIQkS RWm10C0UF9sVXppFhKSw16kDsG1qIZiEC53OpCmXABMoYiNcMtnN7iT2s+BgWmE3R4NN xVqfFHG6LtUULM8hB2dQaGFpD7C1WApIy/lNGYWwC9+GYV3jn2XhSN0ZSwkib5+Xpu6P wM4cOJrqWkEVdsUv1OGkdcWSnwyeu9h8WXuBzBWADn8/AFnr/vGOTbd+V5AEV+QeYA6x Bpew== X-Gm-Message-State: APjAAAUZ/LdIEoooXOSjGMAns3kqRtGcXlKHY5pXSNR0M1H63ezAxL/X nlWx7EcDwzafWfAbbIS7cDeFiyik X-Google-Smtp-Source: APXvYqwvqyolo8H9yH62NfGWt0NuMF+6ixqdvUqJKcEZkhKcfPIcCssZS7K3IW7f7QffWH6nwUt87Q== X-Received: by 2002:a24:438e:: with SMTP id s136mr4934754itb.110.1554926883658; Wed, 10 Apr 2019 13:08:03 -0700 (PDT) Received: from gateway.1015granger.net (c-68-61-232-219.hsd1.mi.comcast.net. [68.61.232.219]) by smtp.gmail.com with ESMTPSA id x6sm14010802ioa.50.2019.04.10.13.08.03 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 10 Apr 2019 13:08:03 -0700 (PDT) Received: from manet.1015granger.net (manet.1015granger.net [192.168.1.51]) by gateway.1015granger.net (8.14.7/8.14.7) with ESMTP id x3AK82Xn004555; Wed, 10 Apr 2019 20:08:02 GMT Subject: [PATCH v1 17/19] xprtrdma: Remove rpcrdma_create_data_internal::rsize and wsize From: Chuck Lever To: linux-rdma@vger.kernel.org, linux-nfs@vger.kernel.org Date: Wed, 10 Apr 2019 16:08:02 -0400 Message-ID: <20190410200802.11522.24875.stgit@manet.1015granger.net> In-Reply-To: <20190410200446.11522.21145.stgit@manet.1015granger.net> References: <20190410200446.11522.21145.stgit@manet.1015granger.net> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Clean up. xprt_rdma_max_inline_{read,write} cannot be set to large values by virtue of proc_dointvec_minmax. The current maximum is RPCRDMA_MAX_INLINE, which is much smaller than RPCRDMA_MAX_SEGS * PAGE_SIZE. The .rsize and .wsize fields are otherwise unused in the current code base, and thus can be removed. Signed-off-by: Chuck Lever --- net/sunrpc/xprtrdma/transport.c | 9 --------- net/sunrpc/xprtrdma/xprt_rdma.h | 2 -- 2 files changed, 11 deletions(-) diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c index 47d2e00..f362642 100644 --- a/net/sunrpc/xprtrdma/transport.c +++ b/net/sunrpc/xprtrdma/transport.c @@ -350,17 +350,8 @@ xprt_rdma_format_addresses(xprt, sap); cdata.max_requests = xprt_rdma_slot_table_entries; - - cdata.rsize = RPCRDMA_MAX_SEGS * PAGE_SIZE; /* RDMA write max */ - cdata.wsize = RPCRDMA_MAX_SEGS * PAGE_SIZE; /* RDMA read max */ - cdata.inline_wsize = xprt_rdma_max_inline_write; - if (cdata.inline_wsize > cdata.wsize) - cdata.inline_wsize = cdata.wsize; - cdata.inline_rsize = xprt_rdma_max_inline_read; - if (cdata.inline_rsize > cdata.rsize) - cdata.inline_rsize = cdata.rsize; /* * Create new transport instance, which includes initialized diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h index 99f7e54..c1e265a 100644 --- a/net/sunrpc/xprtrdma/xprt_rdma.h +++ b/net/sunrpc/xprtrdma/xprt_rdma.h @@ -419,8 +419,6 @@ enum { */ struct rpcrdma_create_data_internal { unsigned int max_requests; /* max requests (slots) in flight */ - unsigned int rsize; /* mount rsize - max read hdr+data */ - unsigned int wsize; /* mount wsize - max write hdr+data */ unsigned int inline_rsize; /* max non-rdma read data payload */ unsigned int inline_wsize; /* max non-rdma write data payload */ };