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 D681F23A99F; Sun, 6 Sep 2026 14:31:07 +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=1788705068; cv=none; b=H6OHCiNgJR1d9MP367SecSc7dNMM+wXZplwBSNhfH9bLObTQYvDpwrwZIEwxYF5+8FEhohMV7PQnBMXk3UHc727fQpuGVJoU/zE1LJb8Z8iUbRX5YqAnihgif1aNh1V2UOb+dSCyXfeUAOdD6S7hNjur/WVkr9u2AiBqETERDNQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788705068; c=relaxed/simple; bh=CzhtNfqSn7y+zPaqaPdGpILPjs+gdDH/tfxu790fchE=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=KQYEI++UqBvLWaJhFeSF9ZuGJg39zeXmSg6CvhfYPMuKc8dNLPpgLJJ3hZXQt5C2PmnpAlp+8BhRJOFTd1tfeLfOeXtoO9D83xCt/VxTBRZkYK3c4Z+v5lfZHupfkT+vbIXdaa1ZZO+bmveIXMcGAH6aUL3mJi1edf4AP/nFdEE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LDdpf3v9; 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="LDdpf3v9" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5E30C1F00A3D; Sun, 6 Sep 2026 14:31:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788705067; bh=tna64wOLyHrKxDUvqiaZj8paqxCRPkRUaREiyzKay5c=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=LDdpf3v9L5C/S6o7KcdZMvwHFdAGWUnDmsFMEFjbTRZ1BLw7YOXhH8uavnwRr4zad PX7EmghOYn59ZUn+FyRQdDeN6AqsVHgVIGwNJBN/w3RpVj/TtJdJsvXhCsD/wW4TAO /38HrNktkTtwXLEsvVMnjIFSRTcGGFmpWM7YfCgL/cElTWDzCIkNQ6c0ALjjhKWndT h4zWPBjQTPFyyVJGsTU+EyGv4HklxKxbzfh747kWXJTpB93gQX/jS+CJBWUJx6PGwk og5R5AASz+pNnxjsOhvSvUNwd5tgBPioZEFxOtYgcJWs0a2+ItTnZBK76jqLvkiynU 9HRJ4bNlZO36w== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id 56A5E39253F7; Sun, 6 Sep 2026 14:30:08 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH bpf v2] bpf, riscv: Make arena support depend on ZACAS From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178870500689.1578634.17690662717423907051.git-patchwork-notify@kernel.org> Date: Sun, 06 Sep 2026 14:30:06 +0000 References: <20260902061451.1416-1-cp0613@linux.alibaba.com> In-Reply-To: <20260902061451.1416-1-cp0613@linux.alibaba.com> 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, guoren@kernel.org, bpf@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Hello: This patch was applied to bpf/bpf.git (master) by Kumar Kartikeya Dwivedi : On Wed, 2 Sep 2026 14:14:51 +0800 you wrote: > The arena range tree allocates its nodes with kmalloc_nolock() since > commit f8c67d8550ee ("bpf: Use kmalloc_nolock() in range tree"). > kmalloc_nolock() requires slab caches with cmpxchg128 support > (__CMPXCHG_DOUBLE); on riscv cmpxchg128 is provided by the ZACAS > extension. On systems without ZACAS every arena map creation fails > with a misleading -ENOMEM. > > [...] Here is the summary with links: - [bpf,v2] bpf, riscv: Make arena support depend on ZACAS https://git.kernel.org/bpf/bpf/c/536b523b4073 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html