[PATCH v1 21/29] mm: rename PG_isolated to PG_movable_ops_isolated

David Hildenbrand david at redhat.com
Wed Jul 2 02:19:38 AEST 2025


>>   PAGEFLAG(MovableOps, movable_ops, PF_NO_TAIL);
>> +/*
>> + * A movable_ops page has this flag set while it is isolated for migration.
>> + * This flag primarily protects against concurrent migration attempts.
>> + *
>> + * Once migration ended (success or failure), the flag is cleared. The
>> + * flag is managed by the migration core.
>> + */
>> +PAGEFLAG(MovableOpsIsolated, movable_ops_isolated, PF_NO_TAIL);
>>   #else
>>   PAGEFLAG_FALSE(MovableOps, movable_ops);
>> +PAGEFLAG_FALSE(MovableOpsIsolated, movable_ops_isolated);
>>   #endif
> 
> Nit, but maybe worth sticking /* CONFIG_MIGRATION */ on else and endif? Not a
> huge block so maybe not massively important but just a thought!

Sure, why not (goes into the introducing patch) :)


-- 
Cheers,

David / dhildenb



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