Joakim Tjernlund wrote: > ioremap() adds _PAGE_GUARDED if _PAGE_NO_CACHE is set. Should not > consistent_alloc() also add _PAGE_GUARDED?
No. ioremap() is used to map device registers, where operation
order is important. consistent_alloc() maps real memory, where
setting guarded wouldn't change any behavior and would cost
significant pipeline drain cycles.
-- Dan
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