Re: [PATCH 8/9] migrate: check movability of hugepage in unmap_and_move_huge_page()

2013-08-11 Thread Aneesh Kumar K.V
Naoya Horiguchi writes: > Currently hugepage migration works well only for pmd-based hugepages > (mainly due to lack of testing,) so we had better not enable migration > of other levels of hugepages until we are ready for it. > > Some users of hugepage migration (mbind, move_pages, and

Re: [PATCH 8/9] migrate: check movability of hugepage in unmap_and_move_huge_page()

2013-08-11 Thread Aneesh Kumar K.V
Naoya Horiguchi n-horigu...@ah.jp.nec.com writes: Currently hugepage migration works well only for pmd-based hugepages (mainly due to lack of testing,) so we had better not enable migration of other levels of hugepages until we are ready for it. Some users of hugepage migration (mbind,

[PATCH 8/9] migrate: check movability of hugepage in unmap_and_move_huge_page()

2013-08-08 Thread Naoya Horiguchi
Currently hugepage migration works well only for pmd-based hugepages (mainly due to lack of testing,) so we had better not enable migration of other levels of hugepages until we are ready for it. Some users of hugepage migration (mbind, move_pages, and migrate_pages) do page table walk and check

[PATCH 8/9] migrate: check movability of hugepage in unmap_and_move_huge_page()

2013-08-08 Thread Naoya Horiguchi
Currently hugepage migration works well only for pmd-based hugepages (mainly due to lack of testing,) so we had better not enable migration of other levels of hugepages until we are ready for it. Some users of hugepage migration (mbind, move_pages, and migrate_pages) do page table walk and check