mm/: rename random32() to prandom_u32()
Akinobu Mita [Mon, 29 Apr 2013 23:21:29 +0000 (16:21 -0700)]
Use preferable function name which implies using a pseudo-random
number generator.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

mm/swapfile.c

index a1f7772..d417efd 100644 (file)
@@ -2120,7 +2120,7 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags)
        if (p->bdev) {
                if (blk_queue_nonrot(bdev_get_queue(p->bdev))) {
                        p->flags |= SWP_SOLIDSTATE;
-                       p->cluster_next = 1 + (random32() % p->highest_bit);
+                       p->cluster_next = 1 + (prandom_u32() % p->highest_bit);
                }
                if ((swap_flags & SWAP_FLAG_DISCARD) && discard_swap(p) == 0)
                        p->flags |= SWP_DISCARDABLE;