Messages in this thread | | | Date | Thu, 21 Dec 2017 14:29:43 -0700 | From | Ross Zwisler <> | Subject | Re: [PATCH 1/2] mm: Make follow_pte_pmd an inline |
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On Tue, Dec 19, 2017 at 08:58:22AM -0800, Matthew Wilcox wrote: > From: Matthew Wilcox <mawilcox@microsoft.com> > > The one user of follow_pte_pmd (dax) emits a sparse warning because > it doesn't know that follow_pte_pmd conditionally returns with the > pte/pmd locked. The required annotation is already there; it's just > in the wrong file.
Can you help me find the required annotation that is already there but in the wrong file?
This does seem to quiet a lockep warning in fs/dax.c, but I think we still have a related one in mm/memory.c:
mm/memory.c:4204:5: warning: context imbalance in '__follow_pte_pmd' - different lock contexts for basic block
Should we deal with this one as well?
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