From patchwork Wed Jan 15 18:59:36 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: John Ousterhout X-Patchwork-Id: 13940837 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 41C441D799D for ; Wed, 15 Jan 2025 19:00:30 +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=1736967669; cv=none; b=ZVj7C+lu/kmVglgncV7GZsXRQQBhWtv6BXXWBqEns10D/DuItLuDtNyxNQhFbDHR0mk5bzZk0YV3H2aQXsn8zf28FCZcy56b+gD4XFYe1a7ZR30eYcI2if24TDNo3kxKJXxqynuW3djdtoiTCYAsY+2cLhmxI9LaxmV4wOBVTVg= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736967669; c=relaxed/simple; bh=MJ1j88p7Kv2Kjzu2lV7c/byjenam3Ps0BHzw5aqQp1k=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=h2hDRg/6BgG2kcjquMnxM/6v9wnY7eunwznEG3b69ZJC+ju/L5JvUc14aHszDEqVOYS4r2UB9VT91PscUh+RTGWCtAaU1soslqIJb1q2qkZtGpD0PyZh7i7bX1jGefD4/JRQDohmNq0wFrFloKlKqOSuHECBkixGG1q+Wvur5zw= 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=ocuHsyUt; 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="ocuHsyUt" 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=v0rCj1FYl1Elbc9Fs1APgC/8lvtEzgqkaThjOY3IGgI=; t=1736967633; x=1737831633; b=ocuHsyUtv3R6xyDWK1tqgAJlwKIA4EAW/0HMM1bpeZA6crM4TTOWgidyWC0ByYoO3basxGcvwWz vuI43i+pXtHikSQY3N6V2Xw59dd4aO4QB+r7Luch9QAa7o4BE0UKuBhfZfcevsRFQX/T2LGIdywkU FzjuVTyOOYuDgDLnJta/2lJa70I+yh2vjZ2MtB7l5k8UcFVKofNPd8WrZnRW8zkcwoEI34wcbqjTX UCJuqeikYpabL0d4UDMAayBiGV84DCmprF5PG2dWrAcEuL0SOFVeFqOE3OlbbeBrrr8/jJ9kGQ/n0 RMtwOgexUrvnc8PMf65GuhMtSaVVCtr2OENw==; Received: from ouster448.stanford.edu ([172.24.72.71]:52661 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 1tY8cv-0002BF-VJ; Wed, 15 Jan 2025 11:00:30 -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 v6 12/12] net: homa: create Makefile and Kconfig Date: Wed, 15 Jan 2025 10:59:36 -0800 Message-ID: <20250115185937.1324-13-ouster@cs.stanford.edu> X-Mailer: git-send-email 2.45.1 In-Reply-To: <20250115185937.1324-1-ouster@cs.stanford.edu> References: <20250115185937.1324-1-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 c3fca69a7c83..d6df0595d1d5 100644 --- a/net/Kconfig +++ b/net/Kconfig @@ -247,6 +247,7 @@ 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 60ed5190eda8..516b17d0bc6f 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