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- Support PAGE_NONE attribute for memory protection.
- Add _PAGE_PROTNONE bit to pte (software bit).
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>