From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752757Ab0EMILH (ORCPT ); Thu, 13 May 2010 04:11:07 -0400 Received: from fg-out-1718.google.com ([72.14.220.154]:64429 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751578Ab0EMILE (ORCPT ); Thu, 13 May 2010 04:11:04 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:x-enigmail-version:content-type :content-transfer-encoding; b=Lw4qsCEn/4fZntJCm8xsCj9gL1+Vgx6dVVZsLrbzQsyQNdg60bId2jznbVLlHKT+To ZfpHFzLdTqJGiFjuiU+yqSFVPqjMt1aNlyKviJKxyTXD4RxbXamkulPM/yhjtIhwqYd8 bvrUgWGH+Y1Xu+0iQ9VkXHkR31o+4nE7GHloQ= Message-ID: <4BEBB413.9010404@gmail.com> Date: Thu, 13 May 2010 10:10:59 +0200 From: Jiri Slaby User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; cs-CZ; rv:1.9.2.5pre) Gecko/20100430 SUSE/3.1b2-7.1 Thunderbird/3.1b2 MIME-Version: 1.0 To: ratheesh k CC: linux-rt-users@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: Differnce between kthread and worqueue ? References: In-Reply-To: X-Enigmail-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 05/13/2010 09:25 AM, ratheesh k wrote: > What is the real difference between these ? . I know that workqueue > run on process context and can sleep ..what about kthread ? Well, workqueue runs in a kthread called name_of_your_workqueue/cpu ("/cpu" is omitted when singlethread wq). The difference is that with workqueue you don't care about looping in kthread, sleeping and managing a work list. -- js