From: Darren Hart try_to_free_pages accepts a third argument, order, but hasn't used it since before 2.6.0. The following patch removes the argument and updates all the calls to try_to_free_pages. Signed-off-by: Darren Hart Signed-off-by: Andrew Morton --- fs/buffer.c | 2 +- include/linux/swap.h | 2 +- mm/page_alloc.c | 2 +- mm/vmscan.c | 3 +-- 4 files changed, 4 insertions(+), 5 deletions(-) diff -puN fs/buffer.c~vm-try_to_free_pages-unused-argument fs/buffer.c --- 25/fs/buffer.c~vm-try_to_free_pages-unused-argument 2005-06-05 22:13:05.000000000 -0700 +++ 25-akpm/fs/buffer.c 2005-06-05 22:13:05.000000000 -0700 @@ -528,7 +528,7 @@ static void free_more_memory(void) for_each_pgdat(pgdat) { zones = pgdat->node_zonelists[GFP_NOFS&GFP_ZONEMASK].zones; if (*zones) - try_to_free_pages(zones, GFP_NOFS, 0); + try_to_free_pages(zones, GFP_NOFS); } } diff -puN include/linux/swap.h~vm-try_to_free_pages-unused-argument include/linux/swap.h --- 25/include/linux/swap.h~vm-try_to_free_pages-unused-argument 2005-06-05 22:13:05.000000000 -0700 +++ 25-akpm/include/linux/swap.h 2005-06-05 22:13:27.000000000 -0700 @@ -172,7 +172,7 @@ extern int rotate_reclaimable_page(struc extern void swap_setup(void); /* linux/mm/vmscan.c */ -extern int try_to_free_pages(struct zone **, unsigned int, unsigned int); +extern int try_to_free_pages(struct zone **, unsigned int); extern int zone_reclaim(struct zone *, unsigned int, unsigned int); extern int shrink_all_memory(int); extern int vm_swappiness; diff -puN mm/page_alloc.c~vm-try_to_free_pages-unused-argument mm/page_alloc.c --- 25/mm/page_alloc.c~vm-try_to_free_pages-unused-argument 2005-06-05 22:13:05.000000000 -0700 +++ 25-akpm/mm/page_alloc.c 2005-06-05 22:13:05.000000000 -0700 @@ -859,7 +859,7 @@ rebalance: reclaim_state.reclaimed_slab = 0; p->reclaim_state = &reclaim_state; - did_some_progress = try_to_free_pages(zones, gfp_mask, order); + did_some_progress = try_to_free_pages(zones, gfp_mask); p->reclaim_state = NULL; p->flags &= ~PF_MEMALLOC; diff -puN mm/vmscan.c~vm-try_to_free_pages-unused-argument mm/vmscan.c --- 25/mm/vmscan.c~vm-try_to_free_pages-unused-argument 2005-06-05 22:13:05.000000000 -0700 +++ 25-akpm/mm/vmscan.c 2005-06-05 22:13:05.000000000 -0700 @@ -922,8 +922,7 @@ shrink_caches(struct zone **zones, struc * holds filesystem locks which prevent writeout this might not work, and the * allocation attempt will fail. */ -int try_to_free_pages(struct zone **zones, - unsigned int gfp_mask, unsigned int order) +int try_to_free_pages(struct zone **zones, unsigned int gfp_mask) { int priority; int ret = 0; _