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 E805B24EAAF for ; Wed, 11 Jun 2025 23:10:13 +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=1749683414; cv=none; b=T9Q7P5H3ydRd73a2wvAnt560Mrc7WCMKdgTCks8fSCUZQp2c/1R41d6ZmlX275s6HKWOfPo/CiDqjYXeHuRnXidH16GgoKDAsy6ZXqV1TVWJTwTf2ro3q+ka/i4eEUPjZ91KgXd/8DTjMsglRWb3z+/cRZ1ZsDu1YTbB4Y+WwOk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749683414; c=relaxed/simple; bh=0ohRqrwkF7nose7c550XgQX7gEtSowg8VJQPhejwJTw=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=gDnJMgyKzB414jB+/hPnMSp3uS+6xRUz8XPmQMkg0N64WSuJfOulOIAXVIaMaayRfSQfdJm1IeShZACierJ2pFQ/DDZ5RV/lxqnhvKnMhNQ69sYzzy7lxF8KueRKp87zF3uXQuqdwTu/P0Dt+EXNWBbCHyBMiENljCocUFl3518= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=F2gMLPxA; 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="F2gMLPxA" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 72FD9C4CEE3; Wed, 11 Jun 2025 23:10:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1749683413; bh=0ohRqrwkF7nose7c550XgQX7gEtSowg8VJQPhejwJTw=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=F2gMLPxAC5Pq82obJYkeVRn/ICAqSgmTADN5f+6LBFEtEJ2lJ8nl7utanO5fHdzPv n3CCk6aEcqbdgA6xvu3gPl0q3y8S+aKWAHwY/anCxi//5wQkDUXWSs62F7Vh/Rf6PC K7K5k/Vnh1kJwHHIyyY9IQnQmXLamiSqZhiYj2zvyKrsrQfjDxKW5c4ENej1lfKqFn Y9z6po6Kfep4sipFVq8Uv4dbKdsRGjkjIOYVq5/14i80ask1/bZDrOi9isiosoNvo2 60Mi0JlCsaNThwdp9B0SR4bySBdq2bksvHnFq1q6njVc/Kkex2J2NUJXIkMRpwNMFA aohu7dyas5niQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id ADE0F380DBE9; Wed, 11 Jun 2025 23:10:44 +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 00/11] bpf: propagate read/precision marks over state graph backedges From: patchwork-bot+netdevbpf@kernel.org Message-Id: <174968344350.3524559.14906547029551737094.git-patchwork-notify@kernel.org> Date: Wed, 11 Jun 2025 23:10:43 +0000 References: <20250611200546.4120963-1-eddyz87@gmail.com> In-Reply-To: <20250611200546.4120963-1-eddyz87@gmail.com> To: Eduard Zingerman Cc: bpf@vger.kernel.org, ast@kernel.org, andrii@kernel.org, daniel@iogearbox.net, martin.lau@linux.dev, kernel-team@fb.com, yonghong.song@linux.dev Hello: This series was applied to bpf/bpf-next.git (master) by Alexei Starovoitov : On Wed, 11 Jun 2025 13:05:35 -0700 you wrote: > Current loop_entry-based states comparison logic does not handle the > following case: > > .-> A --. Assume the states are visited in the order A, B, C. > | | | Assume that state B reaches a state equivalent to state A. > | v v At this point, state C is not processed yet, so state A > '-- B C has not received any read or precision marks from C. > As a result, these marks won't be propagated to B. > > [...] Here is the summary with links: - [bpf-next,v3,01/11] Revert "bpf: use common instruction history across all states" (no matching commit) - [bpf-next,v3,02/11] bpf: compute SCCs in program control flow graph https://git.kernel.org/bpf/bpf-next/c/de270addb499 - [bpf-next,v3,03/11] bpf: frame_insn_idx() utility function https://git.kernel.org/bpf/bpf-next/c/2ca9f34850d6 - [bpf-next,v3,04/11] bpf: starting_state parameter for __mark_chain_precision() https://git.kernel.org/bpf/bpf-next/c/8e1acf430049 - [bpf-next,v3,05/11] bpf: set 'changed' status if propagate_precision() did any updates https://git.kernel.org/bpf/bpf-next/c/a8b96f6950d5 - [bpf-next,v3,06/11] bpf: set 'changed' status if propagate_liveness() did any updates https://git.kernel.org/bpf/bpf-next/c/6b3f95cd99f8 - [bpf-next,v3,07/11] bpf: move REG_LIVE_DONE check to clean_live_states() https://git.kernel.org/bpf/bpf-next/c/d297ccb27e04 - [bpf-next,v3,08/11] bpf: propagate read/precision marks over state graph backedges (no matching commit) - [bpf-next,v3,09/11] bpf: remove {update,get}_loop_entry functions https://git.kernel.org/bpf/bpf-next/c/49af1fa94a93 - [bpf-next,v3,10/11] bpf: include backedges in peak_states stat https://git.kernel.org/bpf/bpf-next/c/346757cf121d - [bpf-next,v3,11/11] selftests/bpf: tests with a loop state missing read/precision mark https://git.kernel.org/bpf/bpf-next/c/69afa150dfa2 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html