From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH] arm: omap: make wakeupgen_lock raw Date: Fri, 1 Feb 2013 14:38:36 -0800 Message-ID: <20130201223836.GC22517@atomide.com> References: <1354891787-24119-1-git-send-email-balbi@ti.com> <20130124182159.GL4424@arwen.pp.htv.fi> <51023995.1050703@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from mho-04-ewr.mailhop.org ([204.13.248.74]:10124 "EHLO mho-02-ewr.mailhop.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757779Ab3BAWik (ORCPT ); Fri, 1 Feb 2013 17:38:40 -0500 Content-Disposition: inline In-Reply-To: <51023995.1050703@ti.com> Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Santosh Shilimkar Cc: balbi@ti.com, Thomas Gleixner , Linux OMAP Mailing List , Linux ARM Kernel Mailing List * Santosh Shilimkar [130124 23:54]: > On Thursday 24 January 2013 11:52 PM, Felipe Balbi wrote: > >Hi, > > > >On Fri, Dec 07, 2012 at 04:49:47PM +0200, Felipe Balbi wrote: > >>From: Thomas Gleixner > >> > >>When applying RT patch on top of Linux, spinlocks are > >>implemented as RT-mutexes, which means they are preemptable. > >> > >>Current GIC implementation on OMAP is using a spinlock > >>to protect against preemption. As it turns out, we need > >>to convert that lock into a raw_spinlock so that OMAP's > >>interrupt controller works as expected after RT-patch > >>is applied. > >> > >>This patch is simply to decrease the amount of changes > >>RT-team needs to carry out of tree. It doesn't cause any > >>changes in behavior. > >> > >>Signed-off-by: Thomas Gleixner > >>Signed-off-by: Felipe Balbi > > > Sorry i missed this patch. Tony can you please > pick it up? > > For the patch, > Acked-by: Santosh Shilimkar > Looks like no comments, so applying this into omap-for-v3.9/fixes-non-critical. Regards, Tony From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Fri, 1 Feb 2013 14:38:36 -0800 Subject: [PATCH] arm: omap: make wakeupgen_lock raw In-Reply-To: <51023995.1050703@ti.com> References: <1354891787-24119-1-git-send-email-balbi@ti.com> <20130124182159.GL4424@arwen.pp.htv.fi> <51023995.1050703@ti.com> Message-ID: <20130201223836.GC22517@atomide.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org * Santosh Shilimkar [130124 23:54]: > On Thursday 24 January 2013 11:52 PM, Felipe Balbi wrote: > >Hi, > > > >On Fri, Dec 07, 2012 at 04:49:47PM +0200, Felipe Balbi wrote: > >>From: Thomas Gleixner > >> > >>When applying RT patch on top of Linux, spinlocks are > >>implemented as RT-mutexes, which means they are preemptable. > >> > >>Current GIC implementation on OMAP is using a spinlock > >>to protect against preemption. As it turns out, we need > >>to convert that lock into a raw_spinlock so that OMAP's > >>interrupt controller works as expected after RT-patch > >>is applied. > >> > >>This patch is simply to decrease the amount of changes > >>RT-team needs to carry out of tree. It doesn't cause any > >>changes in behavior. > >> > >>Signed-off-by: Thomas Gleixner > >>Signed-off-by: Felipe Balbi > > > Sorry i missed this patch. Tony can you please > pick it up? > > For the patch, > Acked-by: Santosh Shilimkar > Looks like no comments, so applying this into omap-for-v3.9/fixes-non-critical. Regards, Tony