Messages in this thread | | | Date | Wed, 30 May 2012 14:44:14 -0500 (CDT) | From | Christoph Lameter <> | Subject | Re: [PATCH 1/6] Revert "mm: mempolicy: Let vma_merge and vma_split handle vma->vm_policy linkages" |
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On Wed, 30 May 2012, KOSAKI Motohiro wrote:
> > You are dropping the nice comments by Mel that explain the refcounting. > > Because this is not strictly correct. 1) vma_merge() and split_vma() don't > care mempolicy refcount. They only dup and drop it. 2) This mpol_get() is > for vma attaching. This function don't need to care sp_node internal.
Ok then say so in the changelog.
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