Messages in this thread | | | Subject | Re: [patch 0/3] 2.6.20 fix for PageUptodate memorder problem (try 2) | From | Benjamin Herrenschmidt <> | Date | Fri, 09 Feb 2007 12:41:35 +1100 |
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> Fix threaded user page write memory ordering > > Make sure we order the writes to a newly created page > with the page table update that potentially exposes the > page to another CPU. > > This is a no-op on any architecture where getting the > page table spinlock will already do the ordering (notably > x86), but other architectures can care.
Ah yes, the clear_* ones I knew about as I'm the one who tracked down that bug on power :-) I though the ones Nick pointed out were different tho.
Ben.
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