From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Boyd Date: Wed, 04 Sep 2013 16:29:53 +0000 Subject: Re: [PATCH] clocksource: em_sti: Set cpu_possible_mask to fix SMP broadcast Message-Id: <52276001.8070801@codeaurora.org> List-Id: References: <20130904080151.24562.91334.sendpatchset@w520> <20130904083727.GE17329@verge.net.au> <5226F2E2.3070202@linaro.org> In-Reply-To: <5226F2E2.3070202@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Daniel Lezcano Cc: Simon Horman , Magnus Damm , linux-kernel@vger.kernel.org, linux@arm.linux.org.uk, arnd@arndb.de, linux-sh@vger.kernel.org, rob.herring@calxeda.com, olof@lixom.net, santosh.shilimkar@ti.com, grant.likely@linaro.org, tglx@linutronix.de On 09/04/13 01:44, Daniel Lezcano wrote: > >> On Wed, Sep 04, 2013 at 05:01:51PM +0900, Magnus Damm wrote: >>> From: Magnus Damm >>> >>> Update the STI driver by setting cpu_possible_mask to make EMEV2 >>> SMP work as expected together with the ARM broadcast timer. >>> >>> This breakage was introduced by: >>> >>> f7db706 ARM: 7674/1: smp: Avoid dummy clockevent being preferred over real hardware clock-event >>> >>> Without this fix SMP operation is broken on EMEV2 since no >>> broadcast timer interrupts trigger on the secondary CPU cores. >>> >>> Signed-off-by: Magnus Damm >> Tested-by: Simon Horman >> >> I will let this sit for a few days to see if there is any further feedback. Reviewed-by: Stephen Boyd -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation