Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756484AbbHFVg7 (ORCPT ); Thu, 6 Aug 2015 17:36:59 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:46882 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756463AbbHFVg6 (ORCPT ); Thu, 6 Aug 2015 17:36:58 -0400 Date: Thu, 6 Aug 2015 23:36:49 +0200 From: Peter Zijlstra To: Steven Rostedt Cc: Paul Gortmaker , Daniel Wagner , linux-rt-users@vger.kernel.org, linux-kernel@vger.kernel.org, bigeasy@linutronix.de, tglx@linutronix.de, paulmck@linux.vnet.ibm.com Subject: Re: [RFC v0 0/3] Simple wait queue support Message-ID: <20150806213649.GB16853@twins.programming.kicks-ass.net> References: <1438781448-10760-1-git-send-email-daniel.wagner@bmw-carit.de> <20150806192243.GD1342@windriver.com> <20150806153120.61186803@gandalf.local.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150806153120.61186803@gandalf.local.home> User-Agent: Mutt/1.5.21 (2012-12-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 716 Lines: 14 On Thu, Aug 06, 2015 at 03:31:20PM -0400, Steven Rostedt wrote: > > 4) poll_wait: currently it and poll_table_entry are both hard coupled > > to wait_queue_head_t -- so any users of poll_wait are not eligible > > for conversion to simple wait. (I just happened to notice that > > recently.) A quick grep shows ~500 poll_wait users. > > Looks like a good candidate to test the cwait on :-) Poll uses custom wake functions, which disqualifies them on the spot. -- 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/