Messages in this thread | | | From | Daniel Phillips <> | Subject | Re: [RFC] Arch option to touch newly allocated pages | Date | Thu, 7 Mar 2002 14:36:08 +0100 |
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On March 7, 2002 02:49 pm, Alan Cox wrote: > Jeff Dike Apparently wrote > > caller. This is actually wrong because in this failure case, it effectively > > changes the semantics of GFP_USER, GFP_KERNEL, and the other blocking GFP_* > > allocations to GFP_ATOMIC. And that's what forced UML to segfault the > > compilations. > > GFP_KERNEL will sometimes return NULL.
Sad but true. IMHO we are on track to fix that in this kernel cycle, with better locked/dirty accounting and rmap to forcibly unmap pages when necessary.
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