Merge branch 'master'

6 files changed, 52 insertions, 10 deletions

diff --git a/include/asm-arm/arch-ixp4xx/entry-macro.S b/include/asm-arm/arch-ixp4xx/entry-macro.S
index 455da64832d..323b0bc4a39 100644
--- a/include/asm-arm/arch-ixp4xx/entry-macro.S
+++ b/include/asm-arm/arch-ixp4xx/entry-macro.S
@@ -15,25 +15,26 @@
 		ldr	\irqstat, =(IXP4XX_INTC_BASE_VIRT+IXP4XX_ICIP_OFFSET)
 		ldr	\irqstat, [\irqstat]		@ get interrupts
 		cmp	\irqstat, #0
-		beq	1001f
+		beq	1001f				@ upper IRQ?
 		clz     \irqnr, \irqstat
 		mov     \base, #31
-		subs    \irqnr, \base, \irqnr
+		sub     \irqnr, \base, \irqnr
+		b	1002f				@ lower IRQ being
+							@ handled
 
 1001:
 		/*
 		 * IXP465 has an upper IRQ status register
 		 */
 #if defined(CONFIG_CPU_IXP46X)
-		bne 	1002f
 		ldr	\irqstat, =(IXP4XX_INTC_BASE_VIRT+IXP4XX_ICIP2_OFFSET)
 		ldr	\irqstat, [\irqstat]		@ get upper interrupts
 		mov	\irqnr, #63
 		clz	\irqstat, \irqstat
  		cmp	\irqstat, #32
 		subne	\irqnr, \irqnr, \irqstat
-1002:
 #endif
+1002:
 		.endm
 
 
diff --git a/include/asm-arm/arch-ixp4xx/hardware.h b/include/asm-arm/arch-ixp4xx/hardware.h
index 4ac964b9078..55d85eea8c1 100644
--- a/include/asm-arm/arch-ixp4xx/hardware.h
+++ b/include/asm-arm/arch-ixp4xx/hardware.h
@@ -27,7 +27,7 @@
 
 #define pcibios_assign_all_busses()	1
 
-#if defined(CONFIG_CPU_IXP465) && !defined(__ASSEMBLY__)
+#if defined(CONFIG_CPU_IXP46X) && !defined(__ASSEMBLY__)
 extern unsigned int processor_id;
 #define cpu_is_ixp465() ((processor_id & 0xffffffc0) == 0x69054200)
 #else
diff --git a/include/asm-arm/arch-pxa/pxa-regs.h b/include/asm-arm/arch-pxa/pxa-regs.h
index 13fa2deb4dd..3af7165ab0d 100644
--- a/include/asm-arm/arch-pxa/pxa-regs.h
+++ b/include/asm-arm/arch-pxa/pxa-regs.h
@@ -653,7 +653,7 @@
 
 #define UDCCS_IO_RFS	(1 << 0)	/* Receive FIFO service */
 #define UDCCS_IO_RPC	(1 << 1)	/* Receive packet complete */
-#define UDCCS_IO_ROF	(1 << 3)	/* Receive overflow */
+#define UDCCS_IO_ROF	(1 << 2)	/* Receive overflow */
 #define UDCCS_IO_DME	(1 << 3)	/* DMA enable */
 #define UDCCS_IO_RNE	(1 << 6)	/* Receive FIFO not empty */
 #define UDCCS_IO_RSP	(1 << 7)	/* Receive short packet */
diff --git a/include/asm-arm/locks.h b/include/asm-arm/locks.h
index f08dc844791..852220eecdb 100644
--- a/include/asm-arm/locks.h
+++ b/include/asm-arm/locks.h
@@ -103,7 +103,7 @@
 	({					\
 	smp_mb();				\
 	__asm__ __volatile__(			\
-	"@ up_op_read\n"			\
+	"@ up_op_write\n"			\
 "1:	ldrex	lr, [%0]\n"			\
 "	adds	lr, lr, %1\n"			\
 "	strex	ip, lr, [%0]\n"			\
@@ -231,7 +231,7 @@
 #define __up_op_write(ptr,wake)			\
 	({					\
 	__asm__ __volatile__(			\
-	"@ up_op_read\n"			\
+	"@ up_op_write\n"			\
 "	mrs	ip, cpsr\n"			\
 "	orr	lr, ip, #128\n"			\
 "	msr	cpsr_c, lr\n"			\
diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h
index 82bd8842d11..3b03b0b868d 100644
--- a/include/linux/bootmem.h
+++ b/include/linux/bootmem.h
@@ -43,7 +43,7 @@ typedef struct bootmem_data {
 extern unsigned long __init bootmem_bootmap_pages (unsigned long);
 extern unsigned long __init init_bootmem (unsigned long addr, unsigned long memend);
 extern void __init free_bootmem (unsigned long addr, unsigned long size);
-extern void * __init __alloc_bootmem (unsigned long size, unsigned long align, unsigned long goal);
+extern void * __init __alloc_bootmem_limit (unsigned long size, unsigned long align, unsigned long goal, unsigned long limit);
 #ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
 extern void __init reserve_bootmem (unsigned long addr, unsigned long size);
 #define alloc_bootmem(x) \
@@ -54,6 +54,16 @@ extern void __init reserve_bootmem (unsigned long addr, unsigned long size);
 	__alloc_bootmem((x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
 #define alloc_bootmem_low_pages(x) \
 	__alloc_bootmem((x), PAGE_SIZE, 0)
+
+#define alloc_bootmem_limit(x, limit)						\
+	__alloc_bootmem_limit((x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS), (limit))
+#define alloc_bootmem_low_limit(x, limit)			\
+	__alloc_bootmem_limit((x), SMP_CACHE_BYTES, 0, (limit))
+#define alloc_bootmem_pages_limit(x, limit)					\
+	__alloc_bootmem_limit((x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS), (limit))
+#define alloc_bootmem_low_pages_limit(x, limit)		\
+	__alloc_bootmem_limit((x), PAGE_SIZE, 0, (limit))
+
 #endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */
 extern unsigned long __init free_all_bootmem (void);
 
@@ -61,7 +71,7 @@ extern unsigned long __init init_bootmem_node (pg_data_t *pgdat, unsigned long f
 extern void __init reserve_bootmem_node (pg_data_t *pgdat, unsigned long physaddr, unsigned long size);
 extern void __init free_bootmem_node (pg_data_t *pgdat, unsigned long addr, unsigned long size);
 extern unsigned long __init free_all_bootmem_node (pg_data_t *pgdat);
-extern void * __init __alloc_bootmem_node (pg_data_t *pgdat, unsigned long size, unsigned long align, unsigned long goal);
+extern void * __init __alloc_bootmem_node_limit (pg_data_t *pgdat, unsigned long size, unsigned long align, unsigned long goal, unsigned long limit);
 #ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
 #define alloc_bootmem_node(pgdat, x) \
 	__alloc_bootmem_node((pgdat), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
@@ -69,6 +79,14 @@ extern void * __init __alloc_bootmem_node (pg_data_t *pgdat, unsigned long size,
 	__alloc_bootmem_node((pgdat), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
 #define alloc_bootmem_low_pages_node(pgdat, x) \
 	__alloc_bootmem_node((pgdat), (x), PAGE_SIZE, 0)
+
+#define alloc_bootmem_node_limit(pgdat, x, limit)				\
+	__alloc_bootmem_node_limit((pgdat), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS), (limit))
+#define alloc_bootmem_pages_node_limit(pgdat, x, limit)				\
+	__alloc_bootmem_node_limit((pgdat), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS), (limit))
+#define alloc_bootmem_low_pages_node_limit(pgdat, x, limit)		\
+	__alloc_bootmem_node_limit((pgdat), (x), PAGE_SIZE, 0, (limit))
+
 #endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */
 
 #ifdef CONFIG_HAVE_ARCH_ALLOC_REMAP
@@ -105,5 +123,15 @@ extern void *__init alloc_large_system_hash(const char *tablename,
 #endif
 extern int __initdata hashdist;		/* Distribute hashes across NUMA nodes? */
 
+static inline void *__alloc_bootmem (unsigned long size, unsigned long align, unsigned long goal)
+{
+	return __alloc_bootmem_limit(size, align, goal, 0);
+}
+
+static inline void *__alloc_bootmem_node (pg_data_t *pgdat, unsigned long size, unsigned long align,
+				     unsigned long goal)
+{
+	return __alloc_bootmem_node_limit(pgdat, size, align, goal, 0);
+}
 
 #endif /* _LINUX_BOOTMEM_H */
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index e670b0d13fe..42cb7d70f9a 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -155,11 +155,24 @@ static inline void set_file_hugepages(struct file *file)
 {
 	file->f_op = &hugetlbfs_file_operations;
 }
+
+static inline int valid_hugetlb_file_off(struct vm_area_struct *vma, 
+					  unsigned long address) 
+{
+	struct inode *inode = vma->vm_file->f_dentry->d_inode;
+	loff_t file_off = address - vma->vm_start;
+	
+	file_off += (vma->vm_pgoff << PAGE_SHIFT);
+	
+	return (file_off < inode->i_size);
+}
+
 #else /* !CONFIG_HUGETLBFS */
 
 #define is_file_hugepages(file)		0
 #define set_file_hugepages(file)	BUG()
 #define hugetlb_zero_setup(size)	ERR_PTR(-ENOSYS)
+#define valid_hugetlb_file_off(vma, address) 	0
 
 #endif /* !CONFIG_HUGETLBFS */