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Greg Kurz authored
Starting with POWER8, the subcore logic relies on all threads of a core being booted so that they can participate in split mode switches. So on those machines we ignore the smt_enabled_at_boot setting (smt-enabled on the kernel command line). Signed-off-by:
Greg Kurz <gkurz@linux.vnet.ibm.com> [mpe: Update comment and change log to be more precise] Signed-off-by:
Michael Ellerman <mpe@ellerman.id.au>
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