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由 Huang Shijie 提交于
shmem_zero_setup() does not change vm_start, pgoff or vm_flags, only some drivers change them (such as /driver/video/bfin-t350mcqb-fb.c). Move these codes to a more proper place to save cycles for shared anonymous mapping. Signed-off-by: NHuang Shijie <shijie8@gmail.com> Reviewed-by: NMinchan Kim <minchan.kim@gmail.com> Acked-by: NHugh Dickins <hugh.dickins@tiscali.co.uk> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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