diff options
Diffstat (limited to 'drivers/net/mlx4/alloc.c')
| -rw-r--r-- | drivers/net/mlx4/alloc.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/net/mlx4/alloc.c b/drivers/net/mlx4/alloc.c index 537997f9443..8f4bf1f07c1 100644 --- a/drivers/net/mlx4/alloc.c +++ b/drivers/net/mlx4/alloc.c @@ -74,7 +74,7 @@ void mlx4_bitmap_free(struct mlx4_bitmap *bitmap, u32 obj) u32 mlx4_bitmap_alloc_range(struct mlx4_bitmap *bitmap, int cnt, int align) { - u32 obj, i; + u32 obj; if (likely(cnt == 1 && align == 1)) return mlx4_bitmap_alloc(bitmap); @@ -91,8 +91,7 @@ u32 mlx4_bitmap_alloc_range(struct mlx4_bitmap *bitmap, int cnt, int align) } if (obj < bitmap->max) { - for (i = 0; i < cnt; i++) - set_bit(obj + i, bitmap->table); + bitmap_set(bitmap->table, obj, cnt); if (obj == bitmap->last) { bitmap->last = (obj + cnt); if (bitmap->last >= bitmap->max) @@ -109,13 +108,10 @@ u32 mlx4_bitmap_alloc_range(struct mlx4_bitmap *bitmap, int cnt, int align) void mlx4_bitmap_free_range(struct mlx4_bitmap *bitmap, u32 obj, int cnt) { - u32 i; - obj &= bitmap->max + bitmap->reserved_top - 1; spin_lock(&bitmap->lock); - for (i = 0; i < cnt; i++) - clear_bit(obj + i, bitmap->table); + bitmap_clear(bitmap->table, obj, cnt); bitmap->last = min(bitmap->last, obj); bitmap->top = (bitmap->top + bitmap->max + bitmap->reserved_top) & bitmap->mask; @@ -125,8 +121,6 @@ void mlx4_bitmap_free_range(struct mlx4_bitmap *bitmap, u32 obj, int cnt) int mlx4_bitmap_init(struct mlx4_bitmap *bitmap, u32 num, u32 mask, u32 reserved_bot, u32 reserved_top) { - int i; - /* num must be a power of 2 */ if (num != roundup_pow_of_two(num)) return -EINVAL; @@ -142,8 +136,7 @@ int mlx4_bitmap_init(struct mlx4_bitmap *bitmap, u32 num, u32 mask, if (!bitmap->table) return -ENOMEM; - for (i = 0; i < reserved_bot; ++i) - set_bit(i, bitmap->table); + bitmap_set(bitmap->table, 0, reserved_bot); return 0; } |