Merge branch 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[deliverable/linux.git] / arch / arm / mm / dma-mapping.c

diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index 106c4c0ebccd515242c61345442ba4b730786f04..655878bcc96d265a2ec81f87112ba48d5b5a037e 100644 (file)
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -228,7 +228,7 @@ static pte_t **consistent_pte;
 
 #define DEFAULT_CONSISTENT_DMA_SIZE SZ_2M
 
-unsigned long consistent_base = CONSISTENT_END - DEFAULT_CONSISTENT_DMA_SIZE;
+static unsigned long consistent_base = CONSISTENT_END - DEFAULT_CONSISTENT_DMA_SIZE;
 
 void __init init_consistent_dma_size(unsigned long size)
 {
@@ -321,7 +321,7 @@ static struct arm_vmregion_head coherent_head = {
        .vm_list        = LIST_HEAD_INIT(coherent_head.vm_list),
 };
 
-size_t coherent_pool_size = DEFAULT_CONSISTENT_DMA_SIZE / 8;
+static size_t coherent_pool_size = DEFAULT_CONSISTENT_DMA_SIZE / 8;
 
 static int __init early_coherent_pool(char *p)
 {
@@ -1067,7 +1067,7 @@ static struct page **__iommu_alloc_buffer(struct device *dev, size_t size, gfp_t
                return NULL;
 
        while (count) {
-               int j, order = __ffs(count);
+               int j, order = __fls(count);
 
                pages[i] = alloc_pages(gfp | __GFP_NOWARN, order);
                while (!pages[i] && order)
@@ -1091,7 +1091,7 @@ error:
        while (--i)
                if (pages[i])
                        __free_pages(pages[i], 0);
-       if (array_size < PAGE_SIZE)
+       if (array_size <= PAGE_SIZE)
                kfree(pages);
        else
                vfree(pages);
@@ -1106,7 +1106,7 @@ static int __iommu_free_buffer(struct device *dev, struct page **pages, size_t s
        for (i = 0; i < count; i++)
                if (pages[i])
                        __free_pages(pages[i], 0);
-       if (array_size < PAGE_SIZE)
+       if (array_size <= PAGE_SIZE)
                kfree(pages);
        else
                vfree(pages);