From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 16A89846F; Sat, 15 Mar 2025 03:15:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742008554; cv=none; b=V69Efrv37l2SO/A4Pt9lpL+H/tN46k7oQ+HxatGU40j5PR+un/+6beRm9yObQ1NdfRmG6LB0aT9U1EffryjfSTJ613Bw6otEyo1baNBDsil6z88c7taDQ7dUE0N/vUVTD/7ik7pU00tpHOjw0aYZMawTrMDeE+OKJal4Qjp/+XE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742008554; c=relaxed/simple; bh=YOIQ3ZtSX2tS6vlyFTaYggtRceIaGQgB5shVVBaSPf8=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=bzy0+KV4zokayEV1mfZUTqzC51KjgYXFW2v2+bU7aZVH3q0zD882VlNm5K6VTo72co8nAuEblrEhM0+IOoeKSLFNF5vOu3ocqO/EB5N+NY0ud3IZ82bqpVgipaNaoOFZXESsICW9njynIUgz0u+5E4i9sXFv//JF97H1lMkJnf4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=M7sYQkql; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="M7sYQkql" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 60676C4CEE5; Sat, 15 Mar 2025 03:15:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1742008553; bh=YOIQ3ZtSX2tS6vlyFTaYggtRceIaGQgB5shVVBaSPf8=; h=From:To:Cc:Subject:Date:From; b=M7sYQkqlOEiRIE4SRVqqraUu5q+cPrFuPwy686AVAmzPmEl5S1BDWcKGQwZ5aM0qE RJ58h5EbH5z8dAtCpUHHvT6EZeKfgleYAYIeGMZF1BxSEsSW4v3B1gPcEJZc298UQ+ JrEB2HeR/I5ozwCp6mJeOINNCzCa4NvDZ2M2Gl0XZM/h3FedIbBzChOpQp8LN8pQbF N8vsKOnlwMfE3fQJ90PL/qxFiE5i8snx43U/s2z0VF49BqTkfizA3i3Iu+N34x4mWW hGbrcRc6Bn8Wa2Gnt3O5xKzjHRS0zZHtrbfFsX4PzXjE96eLIPKYhyi+ASgv7CFcmE SZt1d9OedtKag== From: Kees Cook To: Vlastimil Babka Cc: Kees Cook , Miguel Ojeda , "Gustavo A. R. Silva" , Nathan Chancellor , Peter Zijlstra , Nick Desaulniers , Marco Elver , Przemek Kitszel , Christoph Lameter , Pekka Enberg , David Rientjes , Joonsoo Kim , Andrew Morton , Roman Gushchin , Hyeonggon Yoo <42.hyeyoo@gmail.com>, Bill Wendling , Justin Stitt , Jann Horn , Linus Torvalds , Greg Kroah-Hartman , Sasha Levin , Jonathan Corbet , Jakub Kicinski , Yafang Shao , Tony Ambardar , Alexander Lobakin , Jan Hendrik Farr , Alexander Potapenko , linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org, linux-mm@kvack.org, linux-doc@vger.kernel.org, llvm@lists.linux.dev Subject: [PATCH v4 0/2] slab: Introduce kmalloc_obj() and family Date: Fri, 14 Mar 2025 20:15:43 -0700 Message-Id: <20250315025852.it.568-kees@kernel.org> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1089; i=kees@kernel.org; h=from:subject:message-id; bh=YOIQ3ZtSX2tS6vlyFTaYggtRceIaGQgB5shVVBaSPf8=; b=owGbwMvMwCVmps19z/KJym7G02pJDOlXPjy4avtT6MtM1rKMB+/d62etWc5j7e7Gt/OX0qR7U 5/8nqOm31HKwiDGxSArpsgSZOce5+Lxtj3cfa4izBxWJpAhDFycAjCRGFlGhpuq3Z9uagj3fdLd yZz3Ii176wr+DSbrZJXvLJx1STFpATsjw8drn452fJ0aZOG8ymL71WN3OXk83kfejro6/UVp8Qq DR5wA X-Developer-Key: i=kees@kernel.org; a=openpgp; fpr=A5C3F68F229DD60F723E6E138972F4DFDC6DC026 Content-Transfer-Encoding: 8bit Hi, Here's a refresh and update on the kmalloc_obj() API proposal. Please see patch 2 for the specific details. And note that this is obviously not v6.15 material! :) Thanks! -Kees v4: - split __flex_counter() out and add appropriate helpers - add flex array examples to commit log - add "size" details to commit log - add treewide conversion details to commit log - improve treewide Coccinelle scripting - fix documentation typos v3: https://lore.kernel.org/lkml/20240822231324.make.666-kees@kernel.org/ v2: https://lore.kernel.org/lkml/20240807235433.work.317-kees@kernel.org/ v1: https://lore.kernel.org/lkml/20240719192744.work.264-kees@kernel.org/ Kees Cook (2): compiler_types: Introduce __flex_counter() and family slab: Introduce kmalloc_obj() and family Documentation/process/deprecated.rst | 42 +++++++ include/linux/compiler_types.h | 31 +++++ include/linux/overflow.h | 36 ++++++ include/linux/slab.h | 170 +++++++++++++++++++++++++++ 4 files changed, 279 insertions(+) -- 2.34.1