* Igor Mammedov <imamm...@redhat.com> wrote:
> Master CPU may timeout before cpu_callin_mask is set and cancel
> booting CPU, but being onlined CPU still continues to boot, sets
> cpu_active_mask (CPU_STARTING notifiers) and spins in
> check_tsc_sync_target() for master cpu to arrive. Following attempt
> to online another cpu hangs in stop_machine, initiated from here:
The changelog needs to prominently contain a description of the
practical relevance of this patch: has the hang triggered on any
system and under what circumstances, and did the patch resolve the
hang, etc.?
Thanks,
Ingo
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