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 E1A4747F2FE; Tue, 25 Aug 2026 13:31:02 +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=1787664664; cv=none; b=CfkYhB+5HL0AVOmMgx1t97YbsUsErId73F9Bcn3o8vbzwjNll0gSEev1mO65/WqtiEUdNFZ8vpdkgduMFWNcn70ykzLS3iUr0824v/VZh5q23gQ3H0Tm1+XtHmqH4P+qJge6PSoDTtIx/VzI/4kgDNG9aCDmw4JNjdP5a0e0mTM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787664664; c=relaxed/simple; bh=liSnL5xg2UWbYzGRAbQx/sVfvr27yOO1SLDutZe8kdw=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=IlLgio69pPBzejWR4WqSAEIxTfamGbORetM2r0MYJVrbbztTvaTNFTftMWsw8LVqZoCzRW3I9PqpEFpHDXvROuyU3LIM9kwvRLMaM/NX5m3lEws4pBbQ5tvdyiNZ0PcJlGtL0fiZhd0lmaI1CmOILCQ24z06RgpwKNjwykPec7s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Wye9uPAe; 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="Wye9uPAe" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7942B1F00A3A; Tue, 25 Aug 2026 13:31:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787664662; bh=rcQPzWhwx3z2g1/wBrGHg1S/27bZzFFY1Azsw35SFwY=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=Wye9uPAeHlxC9LD0tDxAj47nlRGvpv364yZ5lV1OsCRylTaI2A2zzERoR95Qd5neD 7whQViXiD/RyCHH1JkggA+G35wt54fmIVm+ulIcywpCyo/rdviEmqPLJksMx6osV21 ROZIH4pkvvRnXOUoJ5xf4m67np4pgJ3uepA0gw/tCHK61GP1o6jayBYMa/PGF8vsMd DXXXB6Kd4uIemWUhd5Q5ZYgTYf83aBZr0bjIfja2lLumJJpHbn2SlFBYtsejlzDUF2 TykDsdMcrdAQsGLzIL0A6Z5DokU6K6eP+V4FUJMKBNSexPzTvBLPqmNkeC2n7i2r80 ZSOYHjmOLKWIA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 93BB23924FE1; Tue, 25 Aug 2026 13:30:10 +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 v3 0/2] bpf, riscv: Add support for signed arena loads From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178766460914.3460835.2556196507996630304.git-patchwork-notify@kernel.org> Date: Tue, 25 Aug 2026 13:30:09 +0000 References: In-Reply-To: To: Chen Pei Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, memxor@gmail.com, bjorn@kernel.org, puranjay@kernel.org, ihor.solodrai@linux.dev, eddyz87@gmail.com, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, jolsa@kernel.org, emil@etsalapatis.com, pulehui@huawei.com, pjw@kernel.org, palmer@dabbelt.com, shuah@kernel.org, guoren@kernel.org, bpf@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Hello: This series was applied to bpf/bpf-next.git (master) by Kumar Kartikeya Dwivedi : On Wed, 19 Aug 2026 20:09:22 +0800 you wrote: > Hi, > > Signed loads from arena memory are currently unsupported on riscv64: > bpf_jit_supports_insn() rejects BPF_MEMSX loads when in_arena is set, > so the verifier fails such programs with "sign extending loads from > arena are not supported yet". The x86 and arm64 JITs gained support > for them in v6.18 (a91ae3c89311, eab2a71f3a6a). Since compilers are > free to generate signed loads into arena memory (e.g. GCC-14 was > reported to do so), otherwise valid BPF programs fail to load on > riscv64. > > [...] Here is the summary with links: - [bpf-next,v3,1/2] bpf, riscv: Add support for signed arena loads https://git.kernel.org/bpf/bpf-next/c/b4757714cc63 - [bpf-next,v3,2/2] selftests/bpf: Enable arena LDSX tests for riscv64 https://git.kernel.org/bpf/bpf-next/c/8f2087a1b43b You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 01CBBC61DB9 for ; Tue, 25 Aug 2026 13:31:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Date: Message-Id:From:Subject:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6H+Q9/6n05nz5RQIutvNr/SxcTmyEbcTqtJui+fR9NU=; b=HmuQ9vFSoQheht mAjSR6dUT/GlSRYRAbkzxkWT8BDSzDGtW8E9Q8Y0kVMoEdw5jKuxQln9/JlZAg/0AodQkNYAu81z1 ZuXmMtdKK6mIXAVn7HOfyBJOi6Y1toElZZYF6F4mFkXhWVWtzmP14vAcliq1G/DaZaWhEwu/ivtCB YJRXOh3DSNxlaS/JW5jb8cg1QiNguQlwh0cCxvXU+BngLNgLduiN9dmH1Oe7vuU7WBBzEZUcNaKdz 231KxL4FlikxqAdqn9ZJtWGmobPrZUQHPLac6g6LHwNt5xQNNcyQjBFpI96JmUzav4K8EH53Wod9J Z7Ewz4lHEFyvq3/h5xfg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wyrF2-00000000rqK-41dd; Tue, 25 Aug 2026 13:31:04 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wyrF1-00000000rq6-1Bvt for linux-riscv@lists.infradead.org; Tue, 25 Aug 2026 13:31:03 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id A090243D0F; Tue, 25 Aug 2026 13:31:02 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7942B1F00A3A; Tue, 25 Aug 2026 13:31:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787664662; bh=rcQPzWhwx3z2g1/wBrGHg1S/27bZzFFY1Azsw35SFwY=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=Wye9uPAeHlxC9LD0tDxAj47nlRGvpv364yZ5lV1OsCRylTaI2A2zzERoR95Qd5neD 7whQViXiD/RyCHH1JkggA+G35wt54fmIVm+ulIcywpCyo/rdviEmqPLJksMx6osV21 ROZIH4pkvvRnXOUoJ5xf4m67np4pgJ3uepA0gw/tCHK61GP1o6jayBYMa/PGF8vsMd DXXXB6Kd4uIemWUhd5Q5ZYgTYf83aBZr0bjIfja2lLumJJpHbn2SlFBYtsejlzDUF2 TykDsdMcrdAQsGLzIL0A6Z5DokU6K6eP+V4FUJMKBNSexPzTvBLPqmNkeC2n7i2r80 ZSOYHjmOLKWIA== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 93BB23924FE1; Tue, 25 Aug 2026 13:30:10 +0000 (UTC) MIME-Version: 1.0 Subject: Re: [PATCH bpf-next v3 0/2] bpf, riscv: Add support for signed arena loads From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178766460914.3460835.2556196507996630304.git-patchwork-notify@kernel.org> Date: Tue, 25 Aug 2026 13:30:09 +0000 References: In-Reply-To: To: Chen Pei Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, memxor@gmail.com, bjorn@kernel.org, puranjay@kernel.org, ihor.solodrai@linux.dev, eddyz87@gmail.com, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, jolsa@kernel.org, emil@etsalapatis.com, pulehui@huawei.com, pjw@kernel.org, palmer@dabbelt.com, shuah@kernel.org, guoren@kernel.org, bpf@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Hello: This series was applied to bpf/bpf-next.git (master) by Kumar Kartikeya Dwivedi : On Wed, 19 Aug 2026 20:09:22 +0800 you wrote: > Hi, > > Signed loads from arena memory are currently unsupported on riscv64: > bpf_jit_supports_insn() rejects BPF_MEMSX loads when in_arena is set, > so the verifier fails such programs with "sign extending loads from > arena are not supported yet". The x86 and arm64 JITs gained support > for them in v6.18 (a91ae3c89311, eab2a71f3a6a). Since compilers are > free to generate signed loads into arena memory (e.g. GCC-14 was > reported to do so), otherwise valid BPF programs fail to load on > riscv64. > > [...] Here is the summary with links: - [bpf-next,v3,1/2] bpf, riscv: Add support for signed arena loads https://git.kernel.org/bpf/bpf-next/c/b4757714cc63 - [bpf-next,v3,2/2] selftests/bpf: Enable arena LDSX tests for riscv64 https://git.kernel.org/bpf/bpf-next/c/8f2087a1b43b You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv