mm/swapfile.c: simplify the calculation of n_goal

[thirdparty/linux.git] / mm / swapfile.c

diff --git a/mm/swapfile.c b/mm/swapfile.c
index f3af9901d8cdc2f7d19c409126749e0465ad66fb..f3b0a2c4972ac6a56e028fab0f050992ad2daf2c 100644 (file)
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -994,11 +994,7 @@ int get_swap_pages(int n_goal, swp_entry_t swp_entries[], int entry_size)
        if (avail_pgs <= 0)
                goto noswap;
 
-       if (n_goal > SWAP_BATCH)
-               n_goal = SWAP_BATCH;
-
-       if (n_goal > avail_pgs)
-               n_goal = avail_pgs;
+       n_goal = min3((long)n_goal, (long)SWAP_BATCH, avail_pgs);
 
        atomic_long_sub(n_goal * size, &nr_swap_pages);