git.openwrt.org Git - openwrt/staging/blogic.git/commit

author	Cyrill Gorcunov <[email protected]>
	Wed, 11 Sep 2013 21:22:47 +0000 (14:22 -0700)
committer	Linus Torvalds <[email protected]>
	Wed, 11 Sep 2013 22:58:06 +0000 (15:58 -0700)
commit	fa0f281cf9de8e6877e6536f18a3fc77368df64d
tree	f542d0f6b19d56f4bfddca7d971bac6c00fca63b	tree \| snapshot
parent	5a53748568f79641eaf40e41081a2f4987f005c2	commit \| diff

mm: make sure _PAGE_SWP_SOFT_DIRTY bit is not set on present pte

_PAGE_SOFT_DIRTY bit should never be set on present pte so add VM_BUG_ON
to catch any potential future abuse.

Also add a comment on _PAGE_SWP_SOFT_DIRTY definition explaining scope of
its usage.

Signed-off-by: Cyrill Gorcunov <[email protected]>
Acked-by: Pavel Emelyanov <[email protected]>
Acked-by: Jan Beulich <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

arch/x86/include/asm/pgtable.h		diff \| blob \| history
arch/x86/include/asm/pgtable_types.h		diff \| blob \| history