Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758707AbbGHMyz (ORCPT ); Wed, 8 Jul 2015 08:54:55 -0400 Received: from mail-wi0-f170.google.com ([209.85.212.170]:33642 "EHLO mail-wi0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758304AbbGHMyx (ORCPT ); Wed, 8 Jul 2015 08:54:53 -0400 Date: Wed, 8 Jul 2015 14:54:50 +0200 From: Frederic Weisbecker To: Andrew Morton Cc: LKML , Oleg Nesterov , Christoph Lameter , Rik van Riel Subject: Re: [PATCH 2/3] kmod: Add up-to-date explanations on the purpose of each asynchronous levels Message-ID: <20150708125449.GB9181@lerouge> References: <1436196821-13962-1-git-send-email-fweisbec@gmail.com> <1436196821-13962-3-git-send-email-fweisbec@gmail.com> <20150707160758.b1d2dbdd1163c735fc2ee353@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150707160758.b1d2dbdd1163c735fc2ee353@linux-foundation.org> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1227 Lines: 28 On Tue, Jul 07, 2015 at 04:07:58PM -0700, Andrew Morton wrote: > On Mon, 6 Jul 2015 17:33:40 +0200 Frederic Weisbecker wrote: > > > There seem to be quite some confusions on the comments, likely due to > > changes that came after them. > > > > Now since it's very non obvious why we have 3 levels of asynchronous > > code to implement usermodehelpers, it's important to comment in detail > > the reason of this layout. > > There are still a few references to keventd in there. One of them is > simply wrong: "runs as a child of keventd". The userspace code is > actually a child of the khelper thread, yes? > > I guess we should remove all kernel references to "keventd". It got > renamed to "kworker". Right, I think I missed them because I confused khelper with keventd. In fact here they are all children of khelper, which is the singlethread workqueue tied to kmod. But I'm working on a new iteration that makes use of a global no numa workqueue. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/