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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 453A4E85373 for ; Fri, 3 Apr 2026 14:54:07 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4fnMDs6r7hz2yjs; Sat, 04 Apr 2026 01:54:05 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip="2607:f8b0:4864:20::529" ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1775228045; cv=none; b=Z3WKPn2sYn9TgtA6+fpkU1lAc5pQefq6nV6rKsKjfM8WQp7PqhAYaah2eQvmvIn9qDF4XmKBMM/Nz240lZc4yIJ9M7jjXeFR5r7NhPy69wA8cF4QB2wGle89ZI59irzFEHZoLZPAgP3In+Uq1zeLvfGl6NPI9FrhDm+FmNwUWyi6R8FVfRjOLLFdZe3Ge789QAwXk4rU9MFdV/0FuHx7qCjVXdGllwFG91vNdWDgnD3QgTbMI586azwzJjLWAeb7tNtNevBf2FtLhkUVzreFsDhZ6q9wB8/MVCNpk9Mzf9pXwgwaHifAbgyCs9f2NCYfjXzbAq9hfkvmiDtEHM4yjQ== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1775228045; c=relaxed/relaxed; bh=L5MnNEuF4jTrufZ1xjxpgz9Hp8B6c1d2sPYeGOGoVeo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=h9rIu3ThiNFO9/HAY175iZwMgptwR3MH0bnAPW9JHR/C3KJ+8++0pzLvIMlgSdrA9Y0+/5sp+ypdbq7W2g3pU9LzdefOGd/Yd6uVBI/TMPHvvMy6598bjEkKgNqu461c/zVmrjt/qrzt1Xnr5zSBo53zUM6j+ai/Ukd8YUY3sQc//MqPTNwG4DM/3y0nr7HYDVA9DQk4hmtYOffJehngCJVv8utT3tlWZygoNcalxK9a57K/QpO41R1aJW750cKS8xGHvH/hWBOh9AyJpeD9LdiynWA4nvV0Oq5sKgDVyrtBrczk5WB1FquyeclwhGcLsR0tZcKhX46FBYeguDTwng== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20251104 header.b=i5BJFxMv; dkim-atps=neutral; spf=pass (client-ip=2607:f8b0:4864:20::529; helo=mail-pg1-x529.google.com; envelope-from=mkchauras@gmail.com; receiver=lists.ozlabs.org) smtp.mailfrom=gmail.com Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256 header.s=20251104 header.b=i5BJFxMv; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gmail.com (client-ip=2607:f8b0:4864:20::529; helo=mail-pg1-x529.google.com; envelope-from=mkchauras@gmail.com; receiver=lists.ozlabs.org) Received: from mail-pg1-x529.google.com (mail-pg1-x529.google.com [IPv6:2607:f8b0:4864:20::529]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4fnMDs2BlQz2yWK for ; Sat, 04 Apr 2026 01:54:05 +1100 (AEDT) Received: by mail-pg1-x529.google.com with SMTP id 41be03b00d2f7-c74244dc0b3so1167310a12.2 for ; Fri, 03 Apr 2026 07:54:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1775228042; x=1775832842; darn=lists.ozlabs.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=L5MnNEuF4jTrufZ1xjxpgz9Hp8B6c1d2sPYeGOGoVeo=; b=i5BJFxMvdShserkezPnZdz7hG6NdyKK8ix9hZ8lWxHyt8KZlmx0/5AA/TzyjPv+XXT /fmUgYE08JMOp+ppo79EHUG0OOfueD6tcogmKuB5UbbFqoNvUxjo0k59ymsCaXOlKaTR nJ6d8WC072wO64RyM0z1xpEV9Tcijq+QeWgAUyLHtGFRdtoJMXM0lGDT3314eTEahDTz EwehXOz3CeHVnmCbwg37rHtYfLCqvDIiARx0EvGTT5l9xtE1pikSzDZGb833BV+948HL K9QqPb8euhtw0jAenDahZNRTzXa26vQi5TRNM0sNZggFI8tL5Smf6DVNOqJbrH7jJE2g LWmA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1775228042; x=1775832842; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=L5MnNEuF4jTrufZ1xjxpgz9Hp8B6c1d2sPYeGOGoVeo=; b=TuuWC4vQum56PHNvGCINfMP8cw39Q7DFmT9C1kWe9X1QH4mbQAGcRHfci25bVkRUmh DOwL8p5A2pRf1SRrqA8jU1oncQIAwHrYtCS8iushRCg3Y8BWWZWriKOk9nCyjW7NsH1j sMNLWFAyhjCLwkN7GTz5OyUJWonhwUL4Q2pkUJTCzDuZvPkjAYPXuaH0KyttbUXfPbHU ZKpRyA0wL+wjri2HeEU2qhsg2LVDv+cER/M+j1kI92uD3AYlxBuyi+l7+cX+a+5ZF3Rg PcKRwQsuufBqf0Gy//3ZVQgTgBAOTfSkoNB3JvF74k77wdsAFELJw6hXJ/ZV3J73lfZO 1kgg== X-Forwarded-Encrypted: i=1; AJvYcCXZ9nRD2O1hQjO8NrsNkd8DnMkf5RCv6XSGiYyhTLGYYzwkJXc2vovuq3NnlvAA/5mD2/6JhAHBmlsQKGM=@lists.ozlabs.org X-Gm-Message-State: AOJu0YxZmmtexH9o9UL8gYZiyLGLds6bz5s1YeoiWWYWrfyY/N60poYP zaRQzlI15IGHLh3PweQODnKtTCr7f2LG4NS3wbRAd8a5YL02y8VxrpzO X-Gm-Gg: ATEYQzzV789d+vdUmXxoBAf3dU77wkOhv2VyWMTQSTioFJCJD4TredYL2rzY6OCjf1M HlhW5iLnGeFwrYjB18tdt/4lVCJkotJ4zcIa8trHQjdpcLg1z2IlGvVbH/K5lo4DCx+4OOy/seC ImNlz310yRY6DdMVnYpUZL5dCVCb+4g+/PkMbLtYS+VatQR7+vg8Rcp7ZJ6SBY7WUlHUuD1X7qr knpBF0Gqbol+JjDB4jLK2DFaXQqdCExjpBkbQ/VK2SFQC/as5J80ozRTThXXrC6KVfjQzVJzhtx 2RigMA9IRMM/jceolvLHZYzephBnOFs5SkBqhrx2KKtZ8xfHGYq+82CuSeM5B1E4Q460X+VPjq6 Fusd+fMdoS/VFqOy5O8TTA2nqIOErb4i+eILe5gOs7JEhO48LtEhOnTqOLKvDJSLY64El2JP0+s LU6y4pkxrJ7CzhDYr6EfrrpYEzApPYTPCEvq05/GRcgvdzWMWn233zJl/mW3R/45ziI+bJIVT43 L8= X-Received: by 2002:a05:6a20:12cd:b0:398:a1ca:7a2a with SMTP id adf61e73a8af0-39f2f0ff7d9mr3381106637.48.1775228042226; Fri, 03 Apr 2026 07:54:02 -0700 (PDT) Received: from li-1a3e774c-28e4-11b2-a85c-acc9f2883e29.ibm.com.com ([106.51.160.44]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82cf9ca4efesm6301682b3a.61.2026.04.03.07.53.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Apr 2026 07:54:01 -0700 (PDT) From: "Mukesh Kumar Chaurasiya (IBM)" To: maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com, chleroy@kernel.org, peterz@infradead.org, jpoimboe@kernel.org, jbaron@akamai.com, aliceryhl@google.com, rostedt@goodmis.org, ardb@kernel.org, ojeda@kernel.org, boqun@kernel.org, gary@garyguo.net, bjorn3_gh@protonmail.com, lossin@kernel.org, a.hindborg@kernel.org, tmgross@umich.edu, dakr@kernel.org, nathan@kernel.org, nick.desaulniers+lkml@gmail.com, morbo@google.com, justinstitt@google.com, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org, llvm@lists.linux.dev Cc: "Mukesh Kumar Chaurasiya (IBM)" , Link Mauve , Venkat Rao Bagalkote Subject: [PATCH V8 4/4] powerpc: Enable Rust for ppc64le Date: Fri, 3 Apr 2026 20:23:08 +0530 Message-ID: <20260403145308.1042622-5-mkchauras@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260403145308.1042622-1-mkchauras@gmail.com> References: <20260403145308.1042622-1-mkchauras@gmail.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Enabling rust support for ppc64le. Tested on pseries Power11: ╰─❯ dmesg | grep rust [ 0.225728] Initialise system trusted keyrings [ 0.270961] rust_minimal: Rust minimal sample (init) [ 0.270968] rust_minimal: Am I built-in? true [ 0.270974] rust_minimal: test_parameter: 1 [ 0.270983] rust_misc_device: Initialising Rust Misc Device Sample [ 0.271012] rust_print: Rust printing macros sample (init) [ 0.271019] rust_print: Emergency message (level 0) without args [ 0.271023] rust_print: Alert message (level 1) without args [ 0.271026] rust_print: Critical message (level 2) without args [ 0.271030] rust_print: Error message (level 3) without args [ 0.271033] rust_print: Warning message (level 4) without args [ 0.271037] rust_print: Notice message (level 5) without args [ 0.271040] rust_print: Info message (level 6) without args [ 0.271043] rust_print: A line that is continued without args [ 0.271054] rust_print: Emergency message (level 0) with args [ 0.271064] rust_print: Alert message (level 1) with args [ 0.271072] rust_print: Critical message (level 2) with args [ 0.271077] rust_print: Error message (level 3) with args [ 0.271083] rust_print: Warning message (level 4) with args [ 0.271091] rust_print: Notice message (level 5) with args [ 0.271097] rust_print: Info message (level 6) with args [ 0.271102] rust_print: A line that is continued with args [ 0.271110] rust_print: 1 [ 0.271113] rust_print: "hello, world" [ 0.271121] rust_print: [samples/rust/rust_print_main.rs:35:5] c = "hello, world" [ 0.271129] rust_print: Arc says 42 [ 0.271130] rust_print: Arc says hello, world [ 0.271136] rust_print: "hello, world" [ 0.271198] usbcore: registered new interface driver rust_driver_usb [ 0.271207] rust_faux_driver: Initialising Rust Faux Device Sample [ 0.271227] faux_driver rust-faux-sample-device: Hello from faux device! [ 0.271297] rust_configfs: Rust configfs sample (init) Reviewed-by: Link Mauve Tested-by: Link Mauve Reviewed-by: Christophe Leroy (CS GROUP) Tested-by: Venkat Rao Bagalkote Link: https://github.com/Rust-for-Linux/linux/issues/105 Link: https://github.com/linuxppc/issues/issues/451 Signed-off-by: Mukesh Kumar Chaurasiya (IBM) --- arch/powerpc/Kconfig | 1 + arch/powerpc/Makefile | 7 ++++++- rust/Makefile | 6 ++++++ 3 files changed, 13 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 1246b3add8ff..a5f50434daf3 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -285,6 +285,7 @@ config PPC select HAVE_RELIABLE_STACKTRACE select HAVE_RSEQ select HAVE_RUST if PPC32 + select HAVE_RUST if PPC64 && CPU_LITTLE_ENDIAN select HAVE_SAMPLE_FTRACE_DIRECT if HAVE_DYNAMIC_FTRACE_WITH_DIRECT_CALLS select HAVE_SAMPLE_FTRACE_DIRECT_MULTI if HAVE_DYNAMIC_FTRACE_WITH_DIRECT_CALLS select HAVE_SETUP_PER_CPU_AREA if PPC64 diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile index 589613eaa5dc..9385db478c59 100644 --- a/arch/powerpc/Makefile +++ b/arch/powerpc/Makefile @@ -61,7 +61,12 @@ else KBUILD_LDFLAGS_MODULE += $(objtree)/arch/powerpc/lib/crtsavres.o endif -KBUILD_RUSTFLAGS += --target=powerpc-unknown-linux-gnu +ifdef CONFIG_PPC64 +KBUILD_RUSTFLAGS += --target=powerpc64le-unknown-linux-gnu +KBUILD_RUSTFLAGS += -Ctarget-feature=-mma,-vsx,-hard-float,-altivec +else +KBUILD_RUSTFLAGS += --target=powerpc-unknown-linux-gnu +endif ifdef CONFIG_CPU_LITTLE_ENDIAN KBUILD_CPPFLAGS += -mlittle-endian diff --git a/rust/Makefile b/rust/Makefile index d05e76df15a8..321b7d0e15c7 100644 --- a/rust/Makefile +++ b/rust/Makefile @@ -421,7 +421,13 @@ BINDGEN_TARGET_x86 := x86_64-linux-gnu BINDGEN_TARGET_arm64 := aarch64-linux-gnu BINDGEN_TARGET_arm := arm-linux-gnueabi BINDGEN_TARGET_loongarch := loongarch64-linux-gnusf + +ifdef CONFIG_PPC64 +BINDGEN_TARGET_powerpc := powerpc64le-linux-gnu +else BINDGEN_TARGET_powerpc := powerpc-linux-gnu +endif + BINDGEN_TARGET_um := $(BINDGEN_TARGET_$(SUBARCH)) BINDGEN_TARGET := $(BINDGEN_TARGET_$(SRCARCH)) -- 2.53.0