On Fri, 9 Sep 2005, Andrew Morton wrote:
> > static void __init MP_processor_info (struct mpc_config_processor *m)
> > {
> > - int ver, apicid;
> > + int ver, apicid, cpu, found_bsp = 0;
> > physid_mask_t tmp;
> >
> > if (!(m->mpc_cpuflag & CPU_ENABLED))
> > @@ -181,6 +181,7 @@
05 Sep 2005 14:06:13 -0700
>
> [PATCH] i386 boottime for_each_cpu broken
>
> for_each_cpu walks through all processors in cpu_possible_map, which is
> defined as cpu_callout_map on i386 and isn't initialised until all
> processors have been booted. This breaks things which do for_e
Hello Bharata,
On Thu, 11 Aug 2005, Bharata B Rao wrote:
> I don't know the context of your work here, but a couple of
> observations.
>
> Since you populate cpu_possible_map with NR_CPUS, alloc_percpu()
> would end up allocating for all NR_CPUS. Wouldn't you have achieved
> the same thing by
On Thu, 11 Aug 2005, Andi Kleen wrote:
> On Wed, Aug 10, 2005 at 10:59:28PM -0600, Zwane Mwaikambo wrote:
> > for_each_cpu walks through all processors in cpu_possible_map, which is
> > defined as cpu_callout_map on i386 and isn't initialised until all
> > processors have been booted. This break
On Wed, Aug 10, 2005 at 10:59:28PM -0600, Zwane Mwaikambo wrote:
> for_each_cpu walks through all processors in cpu_possible_map, which is
> defined as cpu_callout_map on i386 and isn't initialised until all
> processors have been booted. This breaks things which do for_each_cpu
> iterations ear
On Thu, Aug 11, 2005 at 04:54:44AM +, Zwane Mwaikambo wrote:
> for_each_cpu walks through all processors in cpu_possible_map, which is
> defined as cpu_callout_map on i386 and isn't initialised until all
> processors have been booted. This breaks things which do for_each_cpu
> iterations ear
for_each_cpu walks through all processors in cpu_possible_map, which is
defined as cpu_callout_map on i386 and isn't initialised until all
processors have been booted. This breaks things which do for_each_cpu
iterations early during boot. So, define cpu_possible_map as a bitmap with
NR_CPUS bit
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