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 235DF192D9A for ; Sat, 15 Mar 2025 19:09:55 +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=1742065797; cv=none; b=Kt6VMADCUqJQmSRKQBAFLkEnZnoLdodZD/hNgNTp+rRLM5ELjE8As5/91yY7M1udkBz6ZCIIe2tNE3R/Lfz6cY8hB4eO0HFuJlm/jDZSAurnvqdQyr9OX3xX3EBW+/D2zDBfYhRE+KfIvVoncU+H0vlz2x+hBbTsTVEMueMJAxw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742065797; c=relaxed/simple; bh=dcamRykg6CPnAvRwaybqYpprUE+RxcAn/K41QNLql8M=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=l9MGeQELJqhPbFugkh4L0ZJUbexjekqsr434JpCnrYHj5H3dC7uB38RyqHP+koh7UiaQeDgvyl+Tp6fpg36UF2gdrleovoMc1UFtAnv8AGl23ZDXT2p9E87xGl3/SeYU1vIgb2O84sChxYtfKWQKW5PMtLNx8db9WGAI1sIK6r0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Dfj/Fa2m; 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="Dfj/Fa2m" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8E371C4CEE5; Sat, 15 Mar 2025 19:09:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1742065795; bh=dcamRykg6CPnAvRwaybqYpprUE+RxcAn/K41QNLql8M=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=Dfj/Fa2m3jjI/ONarOE35MV0vUY9WOxVcRhPtU9IPSFqVKjW9DbJ/2CUyqV0nuTrz oDY68hixbpP/xpsWaAMsqsjXsuq6TtVD9IYbTOZfLMA/P/pau0jpjdgNLfH/GbiuXl YgYayzmHT5HdU8yHmC2JJjXimQlqprSu/gIXMeoriZG6sJjCMtBmZj6fGsSJCr3z4t OGr209kBxqHhclCgYbQ8hUCvwmmRscgDI76ZR6pLogQisVo23qFNKr+3hkMniQHGFq lz42/Uce70VGaqbr/wMpiYCnGBMxsefINXei1qEKo9HbhRafLCcbkDb+gk9krjvCq2 1W0BxeKi5b3GQ== Received: from [10.30.226.235] (localhost [IPv6:::1]) by aws-us-west-2-korg-oddjob-rhel9-1.codeaurora.org (Postfix) with ESMTP id ADD7D380DBDD; Sat, 15 Mar 2025 19:10:31 +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: [RESEND][PATCH bpf-next] bpf: Check map->record at the beginning of check_and_free_fields() From: patchwork-bot+netdevbpf@kernel.org Message-Id: <174206583052.2636935.6848646987775209104.git-patchwork-notify@kernel.org> Date: Sat, 15 Mar 2025 19:10:30 +0000 References: <20250315150930.1511727-1-houtao@huaweicloud.com> In-Reply-To: <20250315150930.1511727-1-houtao@huaweicloud.com> To: Hou Tao Cc: bpf@vger.kernel.org, martin.lau@linux.dev, alexei.starovoitov@gmail.com, andrii@kernel.org, eddyz87@gmail.com, song@kernel.org, haoluo@google.com, yonghong.song@linux.dev, daniel@iogearbox.net, kpsingh@kernel.org, sdf@fomichev.me, jolsa@kernel.org, john.fastabend@gmail.com, houtao1@huawei.com Hello: This patch was applied to bpf/bpf-next.git (master) by Alexei Starovoitov : On Sat, 15 Mar 2025 23:09:30 +0800 you wrote: > From: Hou Tao > > When there are no special fields in the map value, there is no need to > invoke bpf_obj_free_fields(). Therefore, checking the validity of > map->record in advance. > > After the change, the benchmark result of the per-cpu update case in > map_perf_test increased by 40% under a 16-CPU VM. > > [...] Here is the summary with links: - [RESEND,bpf-next] bpf: Check map->record at the beginning of check_and_free_fields() https://git.kernel.org/bpf/bpf-next/c/bb2243f4328b You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html