Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752037AbdF3DpN (ORCPT ); Thu, 29 Jun 2017 23:45:13 -0400 Received: from ozlabs.org ([103.22.144.67]:57299 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751696AbdF3DpM (ORCPT ); Thu, 29 Jun 2017 23:45:12 -0400 From: Michael Ellerman To: "Rafael J. Wysocki" , Michael Ellerman Cc: Nicholas Piggin , linuxppc-dev , "Gautham R . Shenoy" , Linux PM , Daniel Lezcano , "Rafael J . Wysocki" , Linux Kernel Mailing List Subject: Re: [1/3] cpuidle: powerpc: cpuidle set polling before enabling irqs In-Reply-To: References: <20170614130241.19865-2-npiggin@gmail.com> <3wyzKL1g2Vz9s65@ozlabs.org> User-Agent: Notmuch/0.21 (https://notmuchmail.org) Date: Fri, 30 Jun 2017 13:45:09 +1000 Message-ID: <878tkaqgu2.fsf@concordia.ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 991 Lines: 29 "Rafael J. Wysocki" writes: > On Thu, Jun 29, 2017 at 2:21 PM, Michael Ellerman > wrote: >> On Wed, 2017-06-14 at 13:02:39 UTC, Nicholas Piggin wrote: >>> local_irq_enable can cause interrupts to be taken which could >>> take significant amount of processing time. The idle process >>> should set its polling flag before this, so another process that >>> wakes it during this time will not have to send an IPI. >>> >>> Expand the TIF_POLLING_NRFLAG coverage to as large as possible. >>> >>> Reviewed-by: Gautham R. Shenoy >>> Signed-off-by: Nicholas Piggin >> >> Series applied to powerpc next, thanks. >> >> https://git.kernel.org/powerpc/c/3fc5ee927ff4ffed6aa2fcd44d2fbf > > OK > > I've applied it too, so I guess I should drop it? Erk sorry. I hadn't heard anything so I picked it up. If you can drop it that would be good, but if not git will probably work it out mostly :) cheers