On Fri, 2018-09-21 at 22:47 +0530, Gautham R Shenoy wrote:
> Hello Michael,
>
> On Fri, Sep 21, 2018 at 01:02:45PM +1000, Michael Neuling wrote:
> > This doesn't compile for me with:
> >
> > arch/powerpc/kernel/smp.c: In function ‘smp_prepare_cpus’:
> > arch/powerpc/kernel/smp.c:812:23: error:
Hello Michael,
On Fri, Sep 21, 2018 at 01:02:45PM +1000, Michael Neuling wrote:
> This doesn't compile for me with:
>
> arch/powerpc/kernel/smp.c: In function ‘smp_prepare_cpus’:
> arch/powerpc/kernel/smp.c:812:23: error: ‘tg.threads_per_group’ may be used
> uninitialized in this function
This doesn't compile for me with:
arch/powerpc/kernel/smp.c: In function ‘smp_prepare_cpus’:
arch/powerpc/kernel/smp.c:812:23: error: ‘tg.threads_per_group’ may be used
uninitialized in this function [-Werror=maybe-uninitialized]
struct thread_groups tg;
^
From: "Gautham R. Shenoy"
On IBM POWER9, the device tree exposes a property array identifed by
"ibm,thread-groups" which will indicate which groups of threads share a
particular set of resources.
As of today we only have one form of grouping identifying the group of
threads in the core that