[PATCH] powerpc/powernv: Fix idle state allocation corruption
millerjo at us.ibm.com
Thu May 21 05:02:55 AEST 2015
On Wed, May 20, 2015 at 10:58:42PM +0530, Shreyas B Prabhu wrote:
> On Wednesday 20 May 2015 10:43 PM, Jack Miller wrote:
> > pnv_alloc_idle_core_states is iterating over PACAs based on the
> > configured maximum number of CPUs (NR_CPUS), but PACAs are only
> > initialized up to nr_cpu_ids, so rein in loops to keep from overwriting
> > adjacent memory.
> Hi Jack,
> Jan Stancek has a patch fixing this (d52356e7f powerpc: fix memory
> corruption by pnv_alloc_idle_core_states).
Must've missed it, just ran into the issue and didn't see a fix upstream.
Just found it in the April list archive.
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