mm: cleancache: Use __read_mostly as appropiate.

The values are rarely changed so might as well put them in the
appropiate section.

Signed-off-by: Dan Magenheimer <>
Reviewed-by: Konrad Wilk <>
Cc: Kamezawa Hiroyuki <>
Cc: Jan Beulich <>
Cc: Seth Jennings <>
Cc: Jeremy Fitzhardinge <>
Cc: Hugh Dickins <>
Cc: Johannes Weiner <>
Cc: Nitin Gupta <>
Cc: Matthew Wilcox <>
Cc: Chris Mason <>
Cc: Rik Riel <>
Cc: Andrew Morton <>
1 file changed