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))
* 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);
*/
struct page *cma_alloc(struct cma *cma, size_t count, unsigned int align)
{
- unsigned long mask, offset, pfn, start = 0;
+ unsigned long mask, offset;
+ unsigned long pfn = -1;
+ unsigned long start = 0;
unsigned long bitmap_maxno, bitmap_no, bitmap_count;
struct page *page = NULL;
int ret;
start = bitmap_no + mask + 1;
}
- trace_cma_alloc(page ? pfn : -1UL, page, count, align);
+ trace_cma_alloc(pfn, page, count, align);
pr_debug("%s(): returned %p\n", __func__, page);
return page;