Messages in this thread | | | Date | Mon, 18 Mar 2013 20:06:35 -0400 | From | Naoya Horiguchi <> | Subject | Re: [PATCH 2/9] migrate: make core migration code aware of hugepage |
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On Mon, Mar 18, 2013 at 04:33:00PM +0100, Michal Hocko wrote: > On Mon 18-03-13 16:22:24, Michal Hocko wrote: > > On Thu 21-02-13 14:41:41, Naoya Horiguchi wrote: > > [...] > > > diff --git v3.8.orig/include/linux/mempolicy.h v3.8/include/linux/mempolicy.h > > > index 0d7df39..2e475b5 100644 > > > --- v3.8.orig/include/linux/mempolicy.h > > > +++ v3.8/include/linux/mempolicy.h > > > @@ -173,7 +173,7 @@ extern int mpol_to_str(char *buffer, int maxlen, struct mempolicy *pol); > > > /* Check if a vma is migratable */ > > > static inline int vma_migratable(struct vm_area_struct *vma) > > > { > > > - if (vma->vm_flags & (VM_IO | VM_HUGETLB | VM_PFNMAP)) > > > + if (vma->vm_flags & (VM_IO | VM_PFNMAP)) > > > return 0; > > > > Is this safe? At least check_*_range don't seem to be hugetlb aware. > > Ohh, they become in 5/9. Should that one be reordered then?
OK, I'll shift this change after 5/9 patch.
Naoya
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