3 files changed, 16 insertions, 8 deletions

diff --git a/arch/arm/common/amba.c b/arch/arm/common/amba.c
index a0507f8c33f..c6beb751f2a 100644
--- a/arch/arm/common/amba.c
+++ b/arch/arm/common/amba.c
@@ -169,7 +169,7 @@ static void amba_device_release(struct device *dev)
 }
 
 #define amba_attr(name,fmt,arg...)				\
-static ssize_t show_##name(struct device *_dev, char *buf)	\
+static ssize_t show_##name(struct device *_dev, struct device_attribute *attr, char *buf)	\
 {								\
 	struct amba_device *dev = to_amba_device(_dev);		\
 	return sprintf(buf, fmt, arg);				\
diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c
index 3dc15b131f5..6540db69133 100644
--- a/arch/arm/kernel/ecard.c
+++ b/arch/arm/kernel/ecard.c
@@ -866,19 +866,19 @@ static struct expansion_card *__init ecard_alloc_card(int type, int slot)
 	return ec;
 }
 
-static ssize_t ecard_show_irq(struct device *dev, char *buf)
+static ssize_t ecard_show_irq(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct expansion_card *ec = ECARD_DEV(dev);
 	return sprintf(buf, "%u\n", ec->irq);
 }
 
-static ssize_t ecard_show_dma(struct device *dev, char *buf)
+static ssize_t ecard_show_dma(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct expansion_card *ec = ECARD_DEV(dev);
 	return sprintf(buf, "%u\n", ec->dma);
 }
 
-static ssize_t ecard_show_resources(struct device *dev, char *buf)
+static ssize_t ecard_show_resources(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct expansion_card *ec = ECARD_DEV(dev);
 	char *str = buf;
@@ -893,19 +893,19 @@ static ssize_t ecard_show_resources(struct device *dev, char *buf)
 	return str - buf;
 }
 
-static ssize_t ecard_show_vendor(struct device *dev, char *buf)
+static ssize_t ecard_show_vendor(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct expansion_card *ec = ECARD_DEV(dev);
 	return sprintf(buf, "%u\n", ec->cid.manufacturer);
 }
 
-static ssize_t ecard_show_device(struct device *dev, char *buf)
+static ssize_t ecard_show_device(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct expansion_card *ec = ECARD_DEV(dev);
 	return sprintf(buf, "%u\n", ec->cid.product);
 }
 
-static ssize_t ecard_show_type(struct device *dev, char *buf)
+static ssize_t ecard_show_type(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	struct expansion_card *ec = ECARD_DEV(dev);
 	return sprintf(buf, "%s\n", ec->type == ECARD_EASI ? "EASI" : "IOC");
diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c
index 32c4b0e35b3..3de7f84b53c 100644
--- a/arch/arm/mm/mmap.c
+++ b/arch/arm/mm/mmap.c
@@ -73,7 +73,12 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
 		    (!vma || addr + len <= vma->vm_start))
 			return addr;
 	}
-	start_addr = addr = mm->free_area_cache;
+	if (len > mm->cached_hole_size) {
+	        start_addr = addr = mm->free_area_cache;
+	} else {
+	        start_addr = addr = TASK_UNMAPPED_BASE;
+	        mm->cached_hole_size = 0;
+	}
 
 full_search:
 	if (do_align)
@@ -90,6 +95,7 @@ full_search:
 			 */
 			if (start_addr != TASK_UNMAPPED_BASE) {
 				start_addr = addr = TASK_UNMAPPED_BASE;
+				mm->cached_hole_size = 0;
 				goto full_search;
 			}
 			return -ENOMEM;
@@ -101,6 +107,8 @@ full_search:
 			mm->free_area_cache = addr + len;
 			return addr;
 		}
+		if (addr + mm->cached_hole_size < vma->vm_start)
+		        mm->cached_hole_size = vma->vm_start - addr;
 		addr = vma->vm_end;
 		if (do_align)
 			addr = COLOUR_ALIGN(addr, pgoff);