From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 63C63149C7B for ; Thu, 15 Oct 2026 00:50:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792025410; cv=none; b=PjGjbbPw6J4z7uQOOoy1L9NvYHpoYhrsCbfFja4ZVdcdS1vkkvkcfms6Z4c63BStnyvi2gVXi9D96d+Ye045KnKoE8GDpbIoaGQ4G6OQXxpiTiULc9OhNGBmTpXvycci5GYHVc7DEsf3kWZgapuGau3R00ISYyGm5EKSwpvmWA0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792025410; c=relaxed/simple; bh=7cY79lixcFilTJqekUZ3xvqHjOkxxIw2l0R4YwuaGTk=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=U+rYdCDyXhUoW0+FITQj6zBHH0OyQH/mpZSgRW9hR949tOzz2t2UktyITbZfvgrwG/AkVIVN4HQl6LZ25bRMtXoSbzUDUeaA2KCoiWLJVWWK/VU+Cug7DU3eywVeBOcxGBIuKE0KZWVtG3cXlFqALd22R2A6kNmdEUBaXFYeUQs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LyYb8mUs; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="LyYb8mUs" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 422DA1F000C4; Thu, 15 Oct 2026 00:50:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792025409; bh=fWO44WhlTdZYNInrHLIOsscs0RtimR5zTrjYDrpHIjI=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=LyYb8mUsRbAxp/zbXIIPQOdLqifTdmYAWFJsJCsDmXr/yoDWFc88NDdMnWkpeHYVk jkYc7rdbyvXwE29GZEW5ouTFQwN9Q5G67klG/9NsBsU4xf2CzYnNafKQ4f1NF5rDeG lebyBonRZkgHyiTQXvxyAV01OqPlzH8oU2d9QfvaH9cuHRk4Su/3dMXKBi+FboD9L0 R7TOG3gNOpMrToJGwLegvkM9o/mAsMuz1J7v5tI8QhrxNXTzP33G7hcT0HNiT6gPsz VY6lgqDRzlVWPRIy8GgVRl6YWL6tdF2T9I2BNQNyG8W8P9f4jZ6kKEU7Y23rXsVqp7 BpARCA8lMDzQg== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 3A218391B078; Thu, 15 Oct 2026 00:50:09 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf-next 00/18] bpf: Various x86-64 BPF JIT improvements From: patchwork-bot+netdevbpf@kernel.org Message-Id: <179202540802.3104381.4401216511627780535.git-patchwork-notify@kernel.org> Date: Thu, 15 Oct 2026 00:50:08 +0000 References: <20261013171230.523677-1-daniel@iogearbox.net> In-Reply-To: <20261013171230.523677-1-daniel@iogearbox.net> To: Daniel Borkmann Cc: alexei.starovoitov@gmail.com, memxor@gmail.com, yonghong.song@linux.dev, puranjay@kernel.org, bpf@vger.kernel.org Hello: This series was applied to bpf/bpf-next.git (master) by Kumar Kartikeya Dwivedi : On Tue, 13 Oct 2026 19:12:12 +0200 you wrote: > This series changes the x86-64 BPF JIT to emit shorter and faster native > code for the instruction patterns that LLVM-compiled programs hit in the > real world. Every change stays within the lowering of a single BPF > instruction, nothing is optimized across instructions. The patterns were > checked against what clang's BPF backend actually emits, and the native > forms follow what LLVM's own X86 backend picks for the same operations. > > [...] Here is the summary with links: - [bpf-next,01/18] bpf, x86: Drop redundant REX prefixes from zero and sign extensions https://git.kernel.org/bpf/bpf-next/c/63d4c99d25ae - [bpf-next,02/18] bpf, x86: Omit the displacement byte for zero offsets https://git.kernel.org/bpf/bpf-next/c/44df4d88aa63 - [bpf-next,03/18] bpf, x86: Shorten the stack adjusts and the tail call counter loads https://git.kernel.org/bpf/bpf-next/c/c4da703867ed - [bpf-next,04/18] bpf, x86: Use shorter test and cmp encodings for immediates https://git.kernel.org/bpf/bpf-next/c/649caad437d7 - [bpf-next,05/18] bpf, x86: Compare against 0, 127 and -128 with the adjusted condition https://git.kernel.org/bpf/bpf-next/c/fa6979fde9f6 - [bpf-next,06/18] bpf, x86: Use movzx for byte and word masks and a not for xor with -1 https://git.kernel.org/bpf/bpf-next/c/135b45cf05b9 - [bpf-next,07/18] bpf, x86: Consolidate the ALU, shift and neg encodings into helpers https://git.kernel.org/bpf/bpf-next/c/707e1331f52b - [bpf-next,08/18] bpf, x86: Use shorter and faster forms for some ALU immediates https://git.kernel.org/bpf/bpf-next/c/d59f47e031ae - [bpf-next,09/18] bpf, x86: Swap 16-bit values with bswap and shr, not ror and movzx https://git.kernel.org/bpf/bpf-next/c/0847f6cb2e6a - [bpf-next,10/18] bpf, x86: Use BMI2 shifts also when the count is in rcx https://git.kernel.org/bpf/bpf-next/c/f2a5c00a80f1 - [bpf-next,11/18] bpf, x86: Fold the PROBE_MEM address computation into a lea https://git.kernel.org/bpf/bpf-next/c/74309a9294a7 - [bpf-next,12/18] bpf, x86: Compare the PROBE_MEM address range with a shift https://git.kernel.org/bpf/bpf-next/c/181576ebd87d - [bpf-next,13/18] bpf, x86: Divide by constants via multiplication with a magic number https://git.kernel.org/bpf/bpf-next/c/02cfd66f3d9a - [bpf-next,14/18] bpf, x86: Multiply by 3, 5 and 9 with lea https://git.kernel.org/bpf/bpf-next/c/36b383f5abc3 - [bpf-next,15/18] bpf, x86: Use emit_sub_rsp() for the trampoline stack https://git.kernel.org/bpf/bpf-next/c/2378e471a6a2 - [bpf-next,16/18] bpf, x86: Shorten the cast to a user address https://git.kernel.org/bpf/bpf-next/c/b878ba01b67a - [bpf-next,17/18] selftests/bpf: Add JIT instruction tests https://git.kernel.org/bpf/bpf-next/c/54e8bde13a3a - [bpf-next,18/18] selftests/bpf: Remove the old test_bpf module https://git.kernel.org/bpf/bpf-next/c/4532e525b286 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html