From patchwork Tue Dec 17 00:06:25 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Ousterhout X-Patchwork-Id: 13910713 X-Patchwork-Delegate: kuba@kernel.org Received: from smtp1.cs.Stanford.EDU (smtp1.cs.stanford.edu [171.64.64.25]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8E13C335C0 for ; Tue, 17 Dec 2024 00:07:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=171.64.64.25 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734394043; cv=none; b=cDKgrze87uVAPmAtMAlA1SLtcKIzqsRNJqFcjl84PnCd5pi0dcqVxplTS9aAfILfAH9FySfd3mV/vrWinwMJK6b+hZZImw3eO7P3hT/ldtdQe38xKH6oZnrY9jBe38O8J/pRsbbMsxetTDN8uTOMwrOwT98eVHzwoaf14R/X73E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734394043; c=relaxed/simple; bh=50IbLQQCl7PPABt81NPtDjkAfg3Wuw+EAdZsJkzO7zQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=AGBkxv6kbFJnbKXn89BPuLg9/o5k+pmTeqMpd+eBXTzURf9Z11PHmqxur/lZCMuYvi7wiGPa4zKrWEkx5xJ/gali/6g3nK16Y5S+Q8w0IdNTxaKsBe0wi8X1M2NXludEcqA2IYn+IejXDgmagXZwaJyH9En60vD8dysLvEEXnT4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=cs.stanford.edu; spf=pass smtp.mailfrom=cs.stanford.edu; dkim=pass (2048-bit key) header.d=cs.stanford.edu header.i=@cs.stanford.edu header.b=BS7orvFc; arc=none smtp.client-ip=171.64.64.25 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=cs.stanford.edu Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=cs.stanford.edu Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=cs.stanford.edu header.i=@cs.stanford.edu header.b="BS7orvFc" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=cs.stanford.edu; s=cs2308; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=di8AfNuy3UcVaZIzetLx5yLqvGuYQmDRlmX1DqBPQ0k=; t=1734394041; x=1735258041; b=BS7orvFcCWHwulrpVxeysXRITAswT+WmpwoU29eQK7evtDKbo939mo46rdJa5sF4TCCA9T8KbQ7 KN5AHnwtQR7As3r2bm/mzcAqvBZ5l6mY6v4dge7UqARhZwxQWzQs9EccJmNtrF4oaivv63SXC54b/ 02KsyYOvAzAFZZBg+Z9YVD9S6+qZ2nqMDfz+3LC66SvR0SGz2fPLDJqCp+wRAlClQ3hqUG1GC2G+u LUZED/F8K3SmeN0PHMc0MayZeS5FvzODeFajlzMt2iAsrC5/0SV+pVTwr8/zr5FdPXrYJ4e9zyHaz gxALvOPcQvh7KqP8q9MdXOqljSsK2IgKwZGg==; Received: from ouster448.stanford.edu ([172.24.72.71]:53919 helo=localhost.localdomain) by smtp1.cs.Stanford.EDU with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1tNL7Q-0002IN-Fs; Mon, 16 Dec 2024 16:07:21 -0800 From: John Ousterhout To: netdev@vger.kernel.org Cc: pabeni@redhat.com, edumazet@google.com, horms@kernel.org, kuba@kernel.org, John Ousterhout Subject: [PATCH net-next v4 12/12] net: homa: create Makefile and Kconfig Date: Mon, 16 Dec 2024 16:06:25 -0800 Message-ID: <20241217000626.2958-13-ouster@cs.stanford.edu> X-Mailer: git-send-email 2.45.1 In-Reply-To: <20241217000626.2958-1-ouster@cs.stanford.edu> References: <20241217000626.2958-1-ouster@cs.stanford.edu> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Spam-Score: -101.0 X-Scan-Signature: a8fa315618741e04a90c2df3bc1ba398 X-Patchwork-Delegate: kuba@kernel.org Before this commit the Homa code is "inert": it won't be compiled in kernel builds. This commit adds Homa's Makefile and Kconfig, and also links Homa into net/Makefile and net/Kconfig, so that Homa will be built during kernel builds if enabled (it is disabled by default). Signed-off-by: John Ousterhout --- net/Kconfig | 1 + net/Makefile | 1 + net/homa/Kconfig | 19 +++++++++++++++++++ net/homa/Makefile | 14 ++++++++++++++ 4 files changed, 35 insertions(+) create mode 100644 net/homa/Kconfig create mode 100644 net/homa/Makefile diff --git a/net/Kconfig b/net/Kconfig index a629f92dc86b..ca8551c1a226 100644 --- a/net/Kconfig +++ b/net/Kconfig @@ -244,6 +244,7 @@ endif source "net/dccp/Kconfig" source "net/sctp/Kconfig" +source "net/homa/Kconfig" source "net/rds/Kconfig" source "net/tipc/Kconfig" source "net/atm/Kconfig" diff --git a/net/Makefile b/net/Makefile index 65bb8c72a35e..18fa3c323187 100644 --- a/net/Makefile +++ b/net/Makefile @@ -44,6 +44,7 @@ obj-y += 8021q/ endif obj-$(CONFIG_IP_DCCP) += dccp/ obj-$(CONFIG_IP_SCTP) += sctp/ +obj-$(CONFIG_HOMA) += homa/ obj-$(CONFIG_RDS) += rds/ obj-$(CONFIG_WIRELESS) += wireless/ obj-$(CONFIG_MAC80211) += mac80211/ diff --git a/net/homa/Kconfig b/net/homa/Kconfig new file mode 100644 index 000000000000..3e623906612f --- /dev/null +++ b/net/homa/Kconfig @@ -0,0 +1,19 @@ +# SPDX-License-Identifier: BSD-2-Clause +# +# Homa transport protocol +# + +menuconfig HOMA + tristate "The Homa transport protocol" + depends on INET + depends on IPV6 + + help + Homa is a network transport protocol for communication within + a datacenter. It provides significantly lower latency than TCP, + particularly for workloads containing a mixture of large and small + messages operating at high network utilization. For more information + see the homa(7) man page or checkout the Homa Wiki at + https://homa-transport.atlassian.net/wiki/spaces/HOMA/overview. + + If unsure, say N. diff --git a/net/homa/Makefile b/net/homa/Makefile new file mode 100644 index 000000000000..3eb192a6ffa6 --- /dev/null +++ b/net/homa/Makefile @@ -0,0 +1,14 @@ +# SPDX-License-Identifier: BSD-2-Clause +# +# Makefile for the Linux implementation of the Homa transport protocol. + +obj-$(CONFIG_HOMA) := homa.o +homa-y:= homa_incoming.o \ + homa_outgoing.o \ + homa_peer.o \ + homa_pool.o \ + homa_plumbing.o \ + homa_rpc.o \ + homa_sock.o \ + homa_timer.o \ + homa_utils.o