Btrfs: Fix compile warning around num_online_cpus() in a min statement

Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 04f8d7080b17..40a540f31161 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1528,7 +1528,8 @@ struct btrfs_root *open_ctree(struct super_block *sb,
         fs_info->btree_inode->i_ino = 1;
         fs_info->btree_inode->i_nlink = 1;
 
-        fs_info->thread_pool_size = min(num_online_cpus() + 2, 8);
+        fs_info->thread_pool_size = min_t(unsigned long,
+                                          num_online_cpus() + 2, 8);
 
         INIT_LIST_HEAD(&fs_info->ordered_extents);
         spin_lock_init(&fs_info->ordered_extent_lock);