From: Kirill Tkhai <ktkhai@xxxxxxxxxxxxx> Subject: mm/vmscan.c: make may_enter_fs bool in shrink_page_list() This gives some size improvement: $size mm/vmscan.o (before) text data bss dec hex filename 53670 24123 12 77805 12fed mm/vmscan.o $size mm/vmscan.o (after) text data bss dec hex filename 53648 24123 12 77783 12fd7 mm/vmscan.o Link: http://lkml.kernel.org/r/Message-ID: Signed-off-by: Kirill Tkhai <ktkhai@xxxxxxxxxxxxx> Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/vmscan.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) --- a/mm/vmscan.c~mm-make-may_enter_fs-bool-in-shrink_page_list +++ a/mm/vmscan.c @@ -1084,9 +1084,8 @@ static unsigned long shrink_page_list(st while (!list_empty(page_list)) { struct address_space *mapping; struct page *page; - int may_enter_fs; enum page_references references = PAGEREF_RECLAIM; - bool dirty, writeback; + bool dirty, writeback, may_enter_fs; unsigned int nr_pages; cond_resched(); @@ -1267,7 +1266,7 @@ static unsigned long shrink_page_list(st goto activate_locked_split; } - may_enter_fs = 1; + may_enter_fs = true; /* Adding to swap updated mapping */ mapping = page_mapping(page); _
