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mm/swapfile.c: make code static

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This patch makes the following needlessly global code static:
 - swap_lock
 - nr_swapfiles
 - struct swap_list

Signed-off-by: Adrian Bunk <[email protected]>
Reviewed-by: KOSAKI Motohiro <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Adrian Bunk 2008-07-25 19:46:24 -07:00 • committed by Linus Torvalds
commit 7c363b8c65
2 changed files with 3 additions and 6 deletions
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6
mm/swapfile.c
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@ -33,8 +33,8 @@
#include <asm/tlbflush.h>
#include <linux/swapops.h>
DEFINE_SPINLOCK(swap_lock);
unsigned int nr_swapfiles;
static DEFINE_SPINLOCK(swap_lock);
static unsigned int nr_swapfiles;
long total_swap_pages;
static int swap_overflow;
static int least_priority;
@ -44,7 +44,7 @@ static const char Unused_file[] = "Unused swap file entry ";
static const char Bad_offset[] = "Bad swap offset entry ";
static const char Unused_offset[] = "Unused swap offset entry ";
struct swap_list_t swap_list = {-1, -1};
static struct swap_list_t swap_list = {-1, -1};
static struct swap_info_struct swap_info[MAX_SWAPFILES];