Messages in this thread | | | Date | Thu, 10 Nov 2005 14:35:38 +0200 | From | Gleb Natapov <> | Subject | Re: Nick's core remove PageReserved broke vmware... |
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On Tue, Nov 08, 2005 at 11:34:07PM +0200, Michael S. Tsirkin wrote: > Index: linux-2.6.14-dontcopy/mm/madvise.c > =================================================================== > --- linux-2.6.14-dontcopy.orig/mm/madvise.c 2005-10-28 02:02:08.000000000 +0200 > +++ linux-2.6.14-dontcopy/mm/madvise.c 2005-11-08 23:28:56.000000000 +0200 > @@ -31,6 +31,12 @@ static long madvise_behavior(struct vm_a > case MADV_RANDOM: > new_flags |= VM_RAND_READ; > break; > + case MADV_DONTCOPY: > + new_flags |= VM_UDONTCOPY; > + break; > + case MADV_DOCOPY: > + new_flags &= ~VM_UDONTCOPY; > + break; > default: > break; > } I think you are removing VM_RAND_READ/VM_SEQ_READ here. Also perhapse we should skip VM_SHARED VMAs?
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