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 B64DC59B686 for ; Tue, 8 Sep 2026 18:01:37 +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=1788890498; cv=none; b=GhGDLgMF7Rwwyg3jbA0ao6gcQNyOQTNxPV9GWECfk45NRndElKrAsNFdKVtYnnBsdyqMk5UVhoYTnOnUrmJwGGIcGRLqNf98pAIovpXHt0If6Jgm/HDZxLlyO28RvImOwc+Ij98kk2v6pVYgRJso0pFfEUiOuI5nilk7TutBxag= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788890498; c=relaxed/simple; bh=fFcmQQtniwQQxt0joP6BwzKHMw3dUPjxaJHNbFfnHv8=; h=Message-ID:From:To:Cc:Date:Subject:In-Reply-To:References; b=o1AFNdYTBh6clpadW6l37rReA1pIbce91Nl/D/2bPAVfaL/kuakgRT9CgZNswXaEuexeJEa1n6mSgMWCANIiHCj8OExZOoXT9S4sucHeXVVY1hFaBbss5ocbGzmbxSyq7sgFD3seQaA/V8Pn8rV1c2wifPiUmUsLXJ7sS7jMVhI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=RrUOZueJ; 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="RrUOZueJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1C12C1F00A3A; Tue, 8 Sep 2026 18:01:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788890497; bh=fFcmQQtniwQQxt0joP6BwzKHMw3dUPjxaJHNbFfnHv8=; h=From:To:Cc:Date:Subject:In-Reply-To:References; b=RrUOZueJBqTtyThswN6MifebgvgXApXF2whlQqQuPH+ciZNtXdp0uXOwYDj35kZ6g C02HT2v++skrl7CnTJtueAOdnEKUS4vnyYZV+q18z55iLcV5KXUCr0zhYL8mI1iC4e fuNtjD83DmwTQcponsrPqb3ttocSXaAUHOkdIJxqKs+MzQYLrYrbF7upkrx4xcoka9 mVyF1KaLc+s8tplmN4hTuIC+O9NY2azuiYS+pV0QSkMPeI/j53TOI2/Qahc9zhLjVP jBjxshLsp0oX1koeyV3C9FjbYi1bo9p2J9XZzrX5LvxjBI82nr2LNjsmsZwPT9f0XW 0ijGLGqS/DLgA== Message-ID: From: Tejun Heo To: Yao Kai Cc: Lai Jiangshan , Breno Leitao , linux-kernel@vger.kernel.org, liuyongqiang Date: Tue, 08 Sep 2026 07:35:57 -1000 Subject: Re: [QUESTION] workqueue: Reducing flush_workqueue() overhead for unbound workqueues In-Reply-To: <4b7d4054-633c-4958-9283-2d34f0a0e50f@huawei.com> References: <0a030145-c108-4365-ba2d-ac1973a1e352@huawei.com> <92e520050991ea409925012255480655@kernel.org> <4b7d4054-633c-4958-9283-2d34f0a0e50f@huawei.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Hello, On Mon, Sep 07, 2026 at 10:19:20AM +0800, Yao Kai wrote: > After my colleague applied your new patches, the performance of MySQL > sysbench returned to the level of the 5.10 kernel, so I believe this > can solve the problem. Great to hear. Applied the patchset to wq/for-7.4. Thanks. -- tejun