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mm: compaction: make __compact_pgdat() and compact_pgdat() return void

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These functions always return 0.  Formalise this.

Cc: Jason Liu <r64343@freescale.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Rik van Riel <riel@redhat.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andrew Morton
2013-02-22 16:32:33 -08:00
committed by Linus Torvalds
parent 1998cc0489
commit 7103f16dbf
2 changed files with 7 additions and 10 deletions
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5
include/linux/compaction.h
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@@ -23,7 +23,7 @@ extern int fragmentation_index(struct zone *zone, unsigned int order);
extern unsigned long try_to_compact_pages(struct zonelist *zonelist,
int order, gfp_t gfp_mask, nodemask_t *mask,
bool sync, bool *contended);
extern int compact_pgdat(pg_data_t *pgdat, int order);
extern void compact_pgdat(pg_data_t *pgdat, int order);
extern void reset_isolation_suitable(pg_data_t *pgdat);
extern unsigned long compaction_suitable(struct zone *zone, int order);
@@ -80,9 +80,8 @@ static inline unsigned long try_to_compact_pages(struct zonelist *zonelist,
return COMPACT_CONTINUE;
}
static inline int compact_pgdat(pg_data_t *pgdat, int order)
static inline void compact_pgdat(pg_data_t *pgdat, int order)
{
return COMPACT_CONTINUE;
}
static inline void reset_isolation_suitable(pg_data_t *pgdat)