On Fri, 30 May 2014, Michael Ellerman wrote:
>
> diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h
> index 3c1b968..f230a97 100644
> --- a/include/linux/mempolicy.h
> +++ b/include/linux/mempolicy.h
> @@ -175,6 +175,12 @@ static inline int vma_migratable(struct vm_area_struct
> *vma)
> {
> if (vma->vm_flags & (VM_IO | VM_PFNMAP))
> return 0;
> +
> +#ifndef CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION
> + if (vma->vm_flags & VM_HUGETLB)
> + return 0;
> +#endif
> +
> /*
> * Migration allocates pages in the highest zone. If we cannot
> * do so then migration (at least from node to node) is not
That's right, thanks.
>
>
> Which seems to be what Hugh was referring to in his mail - correct me if I'm
> wrong Hugh.
>
> With your patch and the above hunk I can run trinity happily for a while,
> whereas without it crashes almost immediately.
>
> So with the above hunk you can add my tested-by.
>
> cheers
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