proc: export uncached bit properly in /proc/kpageflags

Fix the left-over old ifdef for PG_uncached in /proc/kpageflags.  Now it's
used by x86, too.

Signed-off-by: Takashi Iwai <[email protected]>
Cc: Wu Fengguang <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
1 file changed