thp: prepare change_huge_pmd() for file thp

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change_huge_pmd() has assert which is not relvant for file page.  For
shared mapping it's perfectly fine to have page table entry writable,
without explicit mkwrite.

Link: http://lkml.kernel.org/r/1466021202-61880-18-git-send-email-kirill.shutemov@linux.intel.com
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

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Kirill A. Shutemov 2016-07-26 15:25:45 -07:00 • committed by Linus Torvalds

parent 628d47ce98

commit b237aded41

1 changed files with 2 additions and 1 deletions

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mm/huge_memory.c

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