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Nicholas Piggin authored
If possible CPUs are limited (e.g., by kexec), then the kvm prefetch workaround function can access the paca pointer for a !possible CPU. Fixes: d2e60075 ("powerpc/64: Use array of paca pointers and allocate pacas individually") Cc: stable@kernel.org Reported-by: Pridhiviraj Paidipeddi <ppaidipe@linux.vnet.ibm.com> Tested-by: Pridhiviraj Paidipeddi <ppaidipe@linux.vnet.ibm.com> Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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