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 3913A346A11 for ; Wed, 5 Aug 2026 18:41:01 +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=1785955263; cv=none; b=QuRUe6nnzvkf+BKtz9GZJIAxzOvapjaZ2IU898Yx8tdaXLb6VduagKq34rKHHAcXJ/rNVJ1QSSvXNAzCG/fchIWFHivuIco+p16RCFn47B1dUMProlhu5QrXtI5WFvGJyi2d3TktFNtK0W3oIxPw7RiOFbZvuVifs2w+/A5sayA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785955263; c=relaxed/simple; bh=H3iV9QCTsSyKK7d36fGVxDbmXus+VB42FNXqWfgiOJ0=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=HOC/Xnc9Ax3Zx+q63Dd1KN9OFqigsecq40DrnzV1sTC2HXUfJcBwm2ffRF3i0mSLOtRiQ9XhKBaZ/ujVNboQ+PyLbVaQ4JIkDE+Az3rHmABucT6a66c5Za189D8UE5bcZ6OCwc85B9/c5aPVpoLBmXJleLrfzigz8Q8m78EuuTE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=U3SiJibm; 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="U3SiJibm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BD2C31F000E9; Wed, 5 Aug 2026 18:41:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1785955261; bh=I3F69YN7CqYnniEnwHAzrAz7P456HlmMKg10+MO54ow=; h=Subject:From:Date:References:In-Reply-To:To:Cc; b=U3SiJibmGBoDRrv6koI0o13oVRaQvFjhHdYtBzAgaVcBl5KHPsImKKFwMNfkAL7fG Tq4E+3QFIIBuxpwwGRGnwMhg1NzgyDSoTykPeHL4MZ0pEumO50S/uIv3ixdRXxvoNi Af5WO9as2oBzL3INd91GwmkBFFj61y5+pyTU2KLJFCVo5Iwh94ISeNWGVUBiykjBU1 S3J2FdS+Rxpvgd232UCQAuKVn60rF4nuPeRu3YsbOJT+0Cj5b9vTqlEquNzp9i7yrR DjdQJQ+yfTnW9rsQm8gp++lq/Eqbdv3RE+mtVIUHEhSRENd5h1Pjh7OUTs2mXK8vdW yGXO/+6U/TB7g== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id D0A36392FFC3; Wed, 5 Aug 2026 18:40:22 +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: [PATCHv4 bpf-next 00/12] bpf: Disable preemption in stack map code From: patchwork-bot+netdevbpf@kernel.org Message-Id: <178595522164.482099.4352769835591488217.git-patchwork-notify@kernel.org> Date: Wed, 05 Aug 2026 18:40:21 +0000 References: <20260805092843.516315-1-jolsa@kernel.org> In-Reply-To: <20260805092843.516315-1-jolsa@kernel.org> To: Jiri Olsa Cc: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, bpf@vger.kernel.org, martin.lau@linux.dev, eddyz87@gmail.com, songliubraving@fb.com, yhs@fb.com, qmo@kernel.org, chen.dylane@linux.dev, info@starlabs.sg, contact@arnaud-lcm.com Hello: This series was applied to bpf/bpf-next.git (master) by Andrii Nakryiko : On Wed, 5 Aug 2026 11:28:31 +0200 you wrote: > hi, > we need to disable preemption for get_perf_callchain and keep it disabled > as long as we are accessing its returned trace entries buffer. > > This patchset refactors both bpf_get_stack and bpf_get_stackid helpers as > suggested by Andrii [1] before applying the actual preemption fix. > > [...] Here is the summary with links: - [PATCHv4,bpf-next,01/12] bpf: Factor stackid_init function from __bpf_get_stackid https://git.kernel.org/bpf/bpf-next/c/15b837759a97 - [PATCHv4,bpf-next,02/12] bpf: Factor stackid_fastpath function from __bpf_get_stackid https://git.kernel.org/bpf/bpf-next/c/0ca56befcffe - [PATCHv4,bpf-next,03/12] bpf: Factor stackid_new_bucket from __bpf_get_stackid https://git.kernel.org/bpf/bpf-next/c/bb4e6f4e1b68 - [PATCHv4,bpf-next,04/12] bpf: Use stack id functions instead of __bpf_get_stackid https://git.kernel.org/bpf/bpf-next/c/09b3fd6caa0b - [PATCHv4,bpf-next,05/12] bpf: Disable preemption in bpf_get_stackid https://git.kernel.org/bpf/bpf-next/c/15f1bd857466 - [PATCHv4,bpf-next,06/12] bpf: Factor callchain_store function from __bpf_get_stack https://git.kernel.org/bpf/bpf-next/c/cbb99938e793 - [PATCHv4,bpf-next,07/12] bpf: Factor callchain_finalize function from __bpf_get_stack https://git.kernel.org/bpf/bpf-next/c/014fbe5902dc - [PATCHv4,bpf-next,08/12] bpf: Remove trace_in argument from __bpf_get_stack (no matching commit) - [PATCHv4,bpf-next,09/12] bpf: Clear buf on error in __bpf_get_task_stack https://git.kernel.org/bpf/bpf-next/c/f5d242825ca4 - [PATCHv4,bpf-next,10/12] bpf: Disable preemption in __bpf_get_stack (no matching commit) - [PATCHv4,bpf-next,11/12] bpf: Avoid changing callchain in bpf_get_stack_pe (no matching commit) - [PATCHv4,bpf-next,12/12] bpf: Avoid changing callchain in bpf_get_stackid_pe https://git.kernel.org/bpf/bpf-next/c/a74594607a0b You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html