mm: memcontrol: fix false-positive VM_BUG_ON() on -rt

[linux.git] / fs / btrfs / math.h

diff --git a/fs/btrfs/math.h b/fs/btrfs/math.h
index b7816cefbd1312247104821e3e2932569dea66a3..1b10a3cd1195eae7401eb46ba4c9d9bb9b5bb4de 100644 (file)
--- a/fs/btrfs/math.h
+++ b/fs/btrfs/math.h
@@ -28,8 +28,7 @@ static inline u64 div_factor(u64 num, int factor)
        if (factor == 10)
                return num;
        num *= factor;
-       do_div(num, 10);
-       return num;
+       return div_u64(num, 10);
 }
 
 static inline u64 div_factor_fine(u64 num, int factor)
@@ -37,8 +36,7 @@ static inline u64 div_factor_fine(u64 num, int factor)
        if (factor == 100)
                return num;
        num *= factor;
-       do_div(num, 100);
-       return num;
+       return div_u64(num, 100);
 }
 
 #endif