| Date | Mon, 18 Mar 2013 16:33:00 +0100 | From | Michal Hocko <> | Subject | Re: [PATCH 2/9] migrate: make core migration code aware of hugepage |
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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? -- Michal Hocko SUSE Labs
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