Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752512AbbFSQYv (ORCPT ); Fri, 19 Jun 2015 12:24:51 -0400 Received: from mail-pd0-f178.google.com ([209.85.192.178]:33753 "EHLO mail-pd0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753892AbbFSQYh (ORCPT ); Fri, 19 Jun 2015 12:24:37 -0400 Date: Sat, 20 Jun 2015 01:23:52 +0900 From: Sergey Senozhatsky To: Thomas Gleixner Cc: Jiang Liu , Sergey Senozhatsky , Borislav Petkov , linux-kernel@vger.kernel.org, Sergey Senozhatsky Subject: Re: [-next] !irqd_can_balance() WARNINGs at irq_move_masked_irq() Message-ID: <20150619162352.GA1412@swordfish> References: <20150619071123.GA511@swordfish> <55843EC9.9000401@linux.intel.com> <55843F79.4000606@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23+89 (0255b37be491) (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 704 Lines: 21 On (06/19/15 18:15), Thomas Gleixner wrote: [..] > > > Hi Thomas, > > > Maybe it's caused by the hpet driver itself? > > > irq_set_affinity() may set the IRQD_SETAFFINITY_PENDING flag, > > > thus triggering the warning. > > And the usage pattern seems reasonable, the IRQF_NOBALANCING flag > > means nobody may change the affinity except myself:) > > Right, that's why I removed the restriction. > > I just wonder why we have not seen that before ... just a note, I compile/run every linux-next on at least two different x86-64 boxen, w/o changing the .config a lot. -ss -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in Please read the FAQ at http://www.tux.org/lkml/