From patchwork Wed Sep 25 21:06:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnd Bergmann X-Patchwork-Id: 1989537 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=Ty4V85so; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=2404:9400:2:0:216:3eff:fee1:b9f1; helo=lists.ozlabs.org; envelope-from=linuxppc-dev+bounces-1592-incoming=patchwork.ozlabs.org@lists.ozlabs.org; receiver=patchwork.ozlabs.org) Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2404:9400:2:0:216:3eff:fee1:b9f1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4XDTn44K0yz1xst for ; Thu, 26 Sep 2024 07:06:48 +1000 (AEST) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4XDTn32sD4z2yF1; Thu, 26 Sep 2024 07:06:47 +1000 (AEST) X-Original-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=147.75.193.91 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1727298407; cv=none; b=RUjInNYIdtqU2ix7VE13NJ0a+urzfLX3Y0e5psYUOE/lMDXaZb/mo/UmhU2YaFnDG4ieEulxtjyELezKgx0aExgoD4nWKOMeqr2ytMOUUUGFjnq1X8eq8XV3vFCZZDZQL6UJ/rYEYfsmxVqd67FO5ccjk1abk9tIUjes5P9OQXCCZY/TsXCbu0BNggo5IjVG8ZHujN+x9EylBMw2RI1K5IJ+WvXp1Qlqa3TK6yLcj42cBIOQsNm6GB1ju8c+9pnqLJUYb76TWQHmwhEfVItI0708y8KrzB1cM4UsE8uJzg8FiOqOvG9014KEA2xst7/nKLiXF3Q5nyKWUlz61ssmgA== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1727298407; c=relaxed/relaxed; bh=YBw9debRdj8ZXsLvKxnJvsjFaKwQGvqqVLYIvm1Ct54=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=Vk/Dhu8DqyMPPftumz3c+19qoal+zyr6LsEC4pVAuZZgQS7AxR7rf5DL+U0NpCSFE9+Hte1JmSZrMqyUCa7IrJpZR+Yh29sMlSQoYU7Qrt8NpE9zCvLQR4Gs2IoqzS3CCPvmyLOthJ2hE+et3cnrbBPAdf22Xf+DArak8w5PoCmZpN4LckSMsbhZjWE7i6/2upRZKDEpYDQFGEhVKe83zoiiqxviz/ErSGiwHFDHTav9vsKL9o6MIm/DfJYXzKpgiEhY8V3vLeAtK/C/b2MF4L7GhtifJgC5jCTh+VUlLJqfnn1bgvK6N8HvDOLgZg1IXmR41umtKBHGS/JF+DRhgw== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=Ty4V85so; dkim-atps=neutral; spf=pass (client-ip=147.75.193.91; helo=nyc.source.kernel.org; envelope-from=arnd@kernel.org; receiver=lists.ozlabs.org) smtp.mailfrom=kernel.org Authentication-Results: lists.ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=Ty4V85so; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=147.75.193.91; helo=nyc.source.kernel.org; envelope-from=arnd@kernel.org; receiver=lists.ozlabs.org) Received: from nyc.source.kernel.org (nyc.source.kernel.org [147.75.193.91]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4XDTn26Yl9z2yDt for ; Thu, 26 Sep 2024 07:06:46 +1000 (AEST) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 0C0F7A4488D; Wed, 25 Sep 2024 21:06:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B07B6C4CEC3; Wed, 25 Sep 2024 21:06:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1727298402; bh=ov11DCW5fbfEkeXbc3N4tknYqvWLCe6U3JzkfrFWpkU=; h=From:To:Cc:Subject:Date:From; b=Ty4V85soYpqEM8sUDM/PovDueJXmKYgUPZM3jqIVSWscNGO92pmJEBZ1JtV6lKwJu /VNXVBsrBStlI+XfgvZYiro5DKkIxm1ox9IPT+JTFsrByJ7QQm6NjYBoXUBQxPCXLS dj5bSZq++t5pObMmZdgm5I9UMfcwcKwUA1wBFgahGj4alaWxqRSwAUTR4/2d034XBs WfH5LoTr3+nivVv/e+fjWSSrGa4mL16ZuTIMzAQvCXJOw//669VS4xztlBK2UwzGsJ AJOAs+o3b2GwT7zi/iHnQ4PcfCPCbxIqmRkrUIFZPDrXPvg7ncTbC16FbQwGAeeU/r TTlUE0B/JK86A== From: Arnd Bergmann To: linux-mm@kvack.org Cc: Arnd Bergmann , "Jason A. Donenfeld" , Alexander Viro , Alexandre Torgue , Andreas Larsson , Andrew Morton , Ard Biesheuvel , Christian Brauner , Christoph Hellwig , Christophe Leroy , Damien Le Moal , David Hildenbrand , Greg Ungerer , Helge Deller , Kees Cook , "Liam R . Howlett" , Lorenzo Stoakes , Matt Turner , Max Filippov , Michael Ellerman , Michal Hocko , Nicholas Piggin , Richard Henderson , Thomas Bogendoerfer , Vladimir Murzin , Vlastimil Babka , linux-stm32@st-md-mailman.stormreply.com, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-arch@vger.kernel.org Subject: [PATCH 0/5] asm-generic: clean up asm/mman.h Date: Wed, 25 Sep 2024 21:06:10 +0000 Message-Id: <20240925210615.2572360-1-arnd@kernel.org> X-Mailer: git-send-email 2.39.2 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Post: List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 From: Arnd Bergmann While thinking about the changes to linux/mman.h in https://lore.kernel.org/all/20240923141943.133551-1-vincenzo.frascino@arm.com/ I ended up trying to clean up the duplicate definitions in order to better see what's in there, and then I found a clash between two MAP_* flags. Here is my current state, lightly tested. Please have a look at the last patch in particular. Arnd Arnd Bergmann (5): asm-generic: cosmetic updates to uapi/asm/mman.h asm-generic: move MAP_* flags from mman-common.h to mman.h asm-generic: use asm-generic/mman-common.h on mips and xtensa asm-generic: use asm-generic/mman-common.h on parisc and alpha [RFC] mm: Remove MAP_UNINITIALIZED support Documentation/admin-guide/mm/nommu-mmap.rst | 10 +-- arch/alpha/include/uapi/asm/mman.h | 93 ++++++------------- arch/mips/include/uapi/asm/mman.h | 95 +++----------------- arch/parisc/include/uapi/asm/mman.h | 79 ++++------------- arch/powerpc/include/uapi/asm/mman.h | 11 +++ arch/sh/configs/rsk7264_defconfig | 1 - arch/sparc/include/uapi/asm/mman.h | 12 +++ arch/xtensa/include/uapi/asm/mman.h | 98 +++------------------ fs/binfmt_elf_fdpic.c | 3 +- include/linux/mman.h | 4 - include/uapi/asm-generic/mman-common.h | 31 +++---- include/uapi/asm-generic/mman.h | 17 ++++ include/uapi/linux/mman.h | 5 ++ mm/Kconfig | 22 ----- mm/nommu.c | 4 +- 15 files changed, 125 insertions(+), 360 deletions(-)