Upgrade to 4.4.50-rt62

[kvmfornfv.git] / kernel / mm / cma.c

diff --git a/kernel/mm/cma.c b/kernel/mm/cma.c
index ea506eb..bd0e141 100644 (file)
--- a/kernel/mm/cma.c
+++ b/kernel/mm/cma.c
@@ -183,7 +183,8 @@ int __init cma_init_reserved_mem(phys_addr_t base, phys_addr_t size,
                return -EINVAL;
 
        /* ensure minimal alignment required by mm core */
-       alignment = PAGE_SIZE << max(MAX_ORDER - 1, pageblock_order);
+       alignment = PAGE_SIZE <<
+                       max_t(unsigned long, MAX_ORDER - 1, pageblock_order);
 
        /* alignment should be aligned with order_per_bit */
        if (!IS_ALIGNED(alignment >> PAGE_SHIFT, 1 << order_per_bit))
@@ -266,8 +267,8 @@ int __init cma_declare_contiguous(phys_addr_t base,
         * migratetype page by page allocator's buddy algorithm. In the case,
         * you couldn't get a contiguous memory, which is not what we want.
         */
-       alignment = max(alignment,
-               (phys_addr_t)PAGE_SIZE << max(MAX_ORDER - 1, pageblock_order));
+       alignment = max(alignment,  (phys_addr_t)PAGE_SIZE <<
+                         max_t(unsigned long, MAX_ORDER - 1, pageblock_order));
        base = ALIGN(base, alignment);
        size = ALIGN(size, alignment);
        limit &= ~(alignment - 1);