On 05/10/2017 11:27 PM, David Rientjes wrote:
> We have encountered need_resched warnings in __collapse_huge_page_copy()
> while doing {clear,copy}_user_highpage() over HPAGE_PMD_NR source pages.
>
> mm->mmap_sem is held for write, but the iteration is well bounded.
>
> Reschedule as needed.
>
>
We have encountered need_resched warnings in __collapse_huge_page_copy()
while doing {clear,copy}_user_highpage() over HPAGE_PMD_NR source pages.
mm->mmap_sem is held for write, but the iteration is well bounded.
Reschedule as needed.
Signed-off-by: David Rientjes
---
mm/khugepaged.c | 7 +++--
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