mm/vmalloc: cleanup large_gfp in vm_area_alloc_pages()

Now that we have already checked for unsupported flags, we can use the
helper function to set the necessary gfp flags for the large order
allocation optimization.

Link: https://lkml.kernel.org/r/[e-mail]
Signed-off-by: Vishal Moola (Oracle) <[e-mail]>
Reviewed-by: "Uladzislau Rezki (Sony)" <[e-mail]>
Acked-by: SeongJae Park <[e-mail]>
Cc: Christoph Hellwig <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>

mm/vmalloc.c

···
 	unsigned int max_attempt_order = MAX_PAGE_ORDER;
 	struct page *page;
 	int i;
-	gfp_t large_gfp = (gfp &
-		~(__GFP_DIRECT_RECLAIM | __GFP_NOFAIL | __GFP_COMP))
-		| __GFP_NOWARN;
 	unsigned int large_order = ilog2(nr_remaining);
+	gfp_t large_gfp = vmalloc_gfp_adjust(gfp, large_order) & ~__GFP_DIRECT_RECLAIM;
 
 	large_order = min(max_attempt_order, large_order);