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SubjectRe: [PATCH -next] userfaultfd: remove set but not used variable 'h'
On 10/9/19 6:23 PM, Wei Yang wrote:
> On Wed, Oct 09, 2019 at 05:45:57PM -0700, Mike Kravetz wrote:
>> On 10/9/19 5:27 AM, YueHaibing wrote:
>>> Fixes gcc '-Wunused-but-set-variable' warning:
>>> mm/userfaultfd.c: In function '__mcopy_atomic_hugetlb':
>>> mm/userfaultfd.c:217:17: warning:
>>> variable 'h' set but not used [-Wunused-but-set-variable]
>>> It is not used since commit 78911d0e18ac ("userfaultfd: use vma_pagesize
>>> for all huge page size calculation")
>> Thanks! That should have been removed with the recent cleanups.
>>> Signed-off-by: YueHaibing <>
>> Reviewed-by: Mike Kravetz <>
> If I am correct, this is removed in a recent patch.

I'm having a hard time figuring out what is actually in the latest mmotm
tree. Andrew added a build fixup patch ab169389eb5 in linux-next which
adds the reference to h. Is there a patch after that to remove the reference?

Mike Kravetz

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