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vmstat: include compaction.h when CONFIG_COMPACTION

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This removes following warning from sparse:

 mm/vmstat.c:466:5: warning: symbol 'fragmentation_index' was not declared. Should it be static?

[akpm@linux-foundation.org: move the include to top-of-file]
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Namhyung Kim 2010-10-26 14:22:04 -07:00 committed by Linus Torvalds
parent 92c09c041f
commit 36deb0be31
1 changed files with 2 additions and 0 deletions
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mm/vmstat.c
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@ -18,6 +18,7 @@
#include <linux/sched.h>
#include <linux/math64.h>
#include <linux/writeback.h>
#include <linux/compaction.h>
#ifdef CONFIG_VM_EVENT_COUNTERS
DEFINE_PER_CPU(struct vm_event_state, vm_event_states) = {{0}};
@ -395,6 +396,7 @@ void zone_statistics(struct zone *preferred_zone, struct zone *z)
#endif
#ifdef CONFIG_COMPACTION
struct contig_page_info {
unsigned long free_pages;
unsigned long free_blocks_total;