mm/page_alloc.c: remove useless parameter of finalise_ac()

finalise_ac() has parameter order which is not used at all.  Remove it.

Signed-off-by: Huaisheng Ye <yehs1@lenovo.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index d0d26da..96d48d2 100644 (file)
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4336,8 +4336,7 @@ static inline bool prepare_alloc_pages(gfp_t gfp_mask, unsigned int order,
 }
 
 /* Determine whether to spread dirty pages and what the first usable zone */
-static inline void finalise_ac(gfp_t gfp_mask,
-               unsigned int order, struct alloc_context *ac)
+static inline void finalise_ac(gfp_t gfp_mask, struct alloc_context *ac)
 {
        /* Dirty zone balancing only done in the fast path */
        ac->spread_dirty_pages = (gfp_mask & __GFP_WRITE);
@@ -4368,7 +4367,7 @@ __alloc_pages_nodemask(gfp_t gfp_mask, unsigned int order, int preferred_nid,
        if (!prepare_alloc_pages(gfp_mask, order, preferred_nid, nodemask, &ac, &alloc_mask, &alloc_flags))
                return NULL;
 
-       finalise_ac(gfp_mask, order, &ac);
+       finalise_ac(gfp_mask, &ac);
 
        /* First allocation attempt */
        page = get_page_from_freelist(alloc_mask, order, alloc_flags, &ac);