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-rw-r--r--arch/arm/mm/consistent.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/arch/arm/mm/consistent.c b/arch/arm/mm/consistent.c
index 26356ce4da54..47b0b767f080 100644
--- a/arch/arm/mm/consistent.c
+++ b/arch/arm/mm/consistent.c
@@ -75,7 +75,7 @@ static struct vm_region consistent_head = {
75}; 75};
76 76
77static struct vm_region * 77static struct vm_region *
78vm_region_alloc(struct vm_region *head, size_t size, int gfp) 78vm_region_alloc(struct vm_region *head, size_t size, gfp_t gfp)
79{ 79{
80 unsigned long addr = head->vm_start, end = head->vm_end - size; 80 unsigned long addr = head->vm_start, end = head->vm_end - size;
81 unsigned long flags; 81 unsigned long flags;
@@ -133,7 +133,7 @@ static struct vm_region *vm_region_find(struct vm_region *head, unsigned long ad
133#endif 133#endif
134 134
135static void * 135static void *
136__dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, int gfp, 136__dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp,
137 pgprot_t prot) 137 pgprot_t prot)
138{ 138{
139 struct page *page; 139 struct page *page;
@@ -251,7 +251,7 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, int gfp,
251 * virtual and bus address for that space. 251 * virtual and bus address for that space.
252 */ 252 */
253void * 253void *
254dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *handle, int gfp) 254dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp)
255{ 255{
256 return __dma_alloc(dev, size, handle, gfp, 256 return __dma_alloc(dev, size, handle, gfp,
257 pgprot_noncached(pgprot_kernel)); 257 pgprot_noncached(pgprot_kernel));
@@ -263,7 +263,7 @@ EXPORT_SYMBOL(dma_alloc_coherent);
263 * dma_alloc_coherent above. 263 * dma_alloc_coherent above.
264 */ 264 */
265void * 265void *
266dma_alloc_writecombine(struct device *dev, size_t size, dma_addr_t *handle, int gfp) 266dma_alloc_writecombine(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp)
267{ 267{
268 return __dma_alloc(dev, size, handle, gfp, 268 return __dma_alloc(dev, size, handle, gfp,
269 pgprot_writecombine(pgprot_kernel)); 269 pgprot_writecombine(pgprot_kernel));
@@ -397,8 +397,6 @@ static int __init consistent_init(void)
397 pte_t *pte; 397 pte_t *pte;
398 int ret = 0; 398 int ret = 0;
399 399
400 spin_lock(&init_mm.page_table_lock);
401
402 do { 400 do {
403 pgd = pgd_offset(&init_mm, CONSISTENT_BASE); 401 pgd = pgd_offset(&init_mm, CONSISTENT_BASE);
404 pmd = pmd_alloc(&init_mm, pgd, CONSISTENT_BASE); 402 pmd = pmd_alloc(&init_mm, pgd, CONSISTENT_BASE);
@@ -409,7 +407,7 @@ static int __init consistent_init(void)
409 } 407 }
410 WARN_ON(!pmd_none(*pmd)); 408 WARN_ON(!pmd_none(*pmd));
411 409
412 pte = pte_alloc_kernel(&init_mm, pmd, CONSISTENT_BASE); 410 pte = pte_alloc_kernel(pmd, CONSISTENT_BASE);
413 if (!pte) { 411 if (!pte) {
414 printk(KERN_ERR "%s: no pte tables\n", __func__); 412 printk(KERN_ERR "%s: no pte tables\n", __func__);
415 ret = -ENOMEM; 413 ret = -ENOMEM;
@@ -419,8 +417,6 @@ static int __init consistent_init(void)
419 consistent_pte = pte; 417 consistent_pte = pte;
420 } while (0); 418 } while (0);
421 419
422 spin_unlock(&init_mm.page_table_lock);
423
424 return ret; 420 return ret;
425} 421}
426 422