On Wed, Aug 23, 2023 at 06:40:40PM +0100, Szabolcs Nagy wrote: > i don't know if we can allow disabled gcs thread creation with locked > gcs state. (i can see arguments both ways, so further prctl flag may > be needed which may be another divergence from x86) I think that if we do add a new flag that'd just be new functionality, the divergence would be in allowing configuration via clone3() rather than the flag. TBH I'm not sure I see a use case for locking but providing a mechanism for getting out of the lock, that seems very questionable.
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