Re: [RFC PATCHv2 2/2] Change khugepaged to respect MMF_THP_DISABLEflag

[Alex Thorlton]

On Sun, Jan 19, 2014 at 01:49:57AM +0200, Kirill A. Shutemov wrote:
> __khugepaged_enter() has VM_BUG_ON(khugepaged_test_exit(mm)).
> Do we really want to crash there if MMF_THP_DISABLE is set?

No, definitely not.  Upon review, khugepaged_test_exit is the wrong
place to do this check.  I think I need to move it up to
khugepaged_scan_mm_slot for this to work correctly.  Thanks for pointing
that out, Kirill.

- Alex
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