Messages in this thread | ![/](/images/icornerl.gif) | | Date | Tue, 3 May 2016 09:23:34 +0200 | From | Martin Schwidefsky <> | Subject | Re: [PATCH v2] s390/cpum_cf: Remove superfluous SMP function call |
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On Mon, 2 May 2016 12:43:05 +0200 Heiko Carstens <heiko.carstens@de.ibm.com> wrote:
> On Mon, May 02, 2016 at 10:59:32AM +0200, Anna-Maria Gleixner wrote: > > Since commit 3b9d6da67e11 ("cpu/hotplug: Fix rollback during error-out > > in __cpu_disable()") it is ensured that callbacks of CPU_ONLINE and > > CPU_DOWN_PREPARE are processed on the hotplugged CPU. Due to this SMP > > function calls are no longer required. > > > > Replace smp_call_function_single() with a direct call of > > setup_pmc_cpu(). To keep the calling convention, interrupts are > > explicitly disabled around the call. > > > > Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> > > Cc: Heiko Carstens <heiko.carstens@de.ibm.com> > > Cc: linux-s390@vger.kernel.org > > Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de> > > --- > > Changes in v2: > > - Adapt referenced commit in commit message > > > > arch/s390/kernel/perf_cpum_cf.c | 9 ++++++--- > > 1 file changed, 6 insertions(+), 3 deletions(-) > > Acked-by: Heiko Carstens <heiko.carstens@de.ibm.com> > > Martin, can you pick this patch up?
Applied, thanks.
-- blue skies, Martin.
"Reality continues to ruin my life." - Calvin.
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