Pull release into acpica branch

11 files changed, 42 insertions, 81 deletions

diff --git a/include/asm-sh/atomic.h b/include/asm-sh/atomic.h
index 3c4f805da1ac..aabfd334462c 100644
--- a/include/asm-sh/atomic.h
+++ b/include/asm-sh/atomic.h
@@ -87,6 +87,35 @@ static __inline__ int atomic_sub_return(int i, atomic_t * v)
 #define atomic_inc(v) atomic_add(1,(v))
 #define atomic_dec(v) atomic_sub(1,(v))
 
+static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
+{
+	int ret;
+	unsigned long flags;
+
+	local_irq_save(flags);
+	ret = v->counter;
+	if (likely(ret == old))
+		v->counter = new;
+	local_irq_restore(flags);
+
+	return ret;
+}
+
+static inline int atomic_add_unless(atomic_t *v, int a, int u)
+{
+	int ret;
+	unsigned long flags;
+
+	local_irq_save(flags);
+	ret = v->counter;
+	if (ret != u)
+		v->counter += a;
+	local_irq_restore(flags);
+
+	return ret != u;
+}
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 static __inline__ void atomic_clear_mask(unsigned int mask, atomic_t *v)
 {
 	unsigned long flags;
diff --git a/include/asm-sh/dma-mapping.h b/include/asm-sh/dma-mapping.h
index 80d164c1529e..d3fa5c2b889d 100644
--- a/include/asm-sh/dma-mapping.h
+++ b/include/asm-sh/dma-mapping.h
@@ -9,7 +9,7 @@
 extern struct bus_type pci_bus_type;
 
 /* arch/sh/mm/consistent.c */
-extern void *consistent_alloc(int gfp, size_t size, dma_addr_t *handle);
+extern void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *handle);
 extern void consistent_free(void *vaddr, size_t size);
 extern void consistent_sync(void *vaddr, size_t size, int direction);
 
@@ -26,7 +26,7 @@ static inline int dma_set_mask(struct device *dev, u64 mask)
 }
 
 static inline void *dma_alloc_coherent(struct device *dev, size_t size,
-			 dma_addr_t *dma_handle, int flag)
+			 dma_addr_t *dma_handle, gfp_t flag)
 {
 	if (sh_mv.mv_consistent_alloc) {
 		void *ret;
diff --git a/include/asm-sh/elf.h b/include/asm-sh/elf.h
index 8fe00a1981ce..1b63dfeea4f2 100644
--- a/include/asm-sh/elf.h
+++ b/include/asm-sh/elf.h
@@ -111,6 +111,7 @@ typedef struct user_fpu_struct elf_fpregset_t;
 
 #ifdef __KERNEL__
 #define SET_PERSONALITY(ex, ibcs2) set_personality(PER_LINUX_32BIT)
+struct task_struct;
 extern int dump_task_regs (struct task_struct *, elf_gregset_t *);
 extern int dump_task_fpu (struct task_struct *, elf_fpregset_t *);
 
diff --git a/include/asm-sh/ide.h b/include/asm-sh/ide.h
index f42cf3977a57..711dad4cb48b 100644
--- a/include/asm-sh/ide.h
+++ b/include/asm-sh/ide.h
@@ -16,10 +16,6 @@
 
 #include <linux/config.h>
 
-#ifndef MAX_HWIFS
-#define MAX_HWIFS	CONFIG_IDE_MAX_HWIFS
-#endif
-
 #define ide_default_io_ctl(base)	(0)
 
 #include <asm-generic/ide_iops.h>
diff --git a/include/asm-sh/machvec.h b/include/asm-sh/machvec.h
index 5771f4baa478..3f18aa180516 100644
--- a/include/asm-sh/machvec.h
+++ b/include/asm-sh/machvec.h
@@ -64,7 +64,7 @@ struct sh_machine_vector
 
 	void (*mv_heartbeat)(void);
 
-	void *(*mv_consistent_alloc)(struct device *, size_t, dma_addr_t *, int);
+	void *(*mv_consistent_alloc)(struct device *, size_t, dma_addr_t *, gfp_t);
 	int (*mv_consistent_free)(struct device *, size_t, void *, dma_addr_t);
 };
 
diff --git a/include/asm-sh/mmzone.h b/include/asm-sh/mmzone.h
deleted file mode 100644
index 0e7406601fdf..000000000000
--- a/include/asm-sh/mmzone.h
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- *  linux/include/asm-sh/mmzone.h
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-#ifndef __ASM_SH_MMZONE_H
-#define __ASM_SH_MMZONE_H
-
-#include <linux/config.h>
-
-#ifdef CONFIG_DISCONTIGMEM
-
-/* Currently, just for HP690 */
-#define PHYSADDR_TO_NID(phys)	((((phys) - __MEMORY_START) >= 0x01000000)?1:0)
-
-extern pg_data_t discontig_page_data[MAX_NUMNODES];
-extern bootmem_data_t discontig_node_bdata[MAX_NUMNODES];
-
-/*
- * Following are macros that each numa implmentation must define.
- */
-
-/*
- * Given a kernel address, find the home node of the underlying memory.
- */
-#define KVADDR_TO_NID(kaddr)	PHYSADDR_TO_NID(__pa(kaddr))
-
-/*
- * Return a pointer to the node data for node n.
- */
-#define NODE_DATA(nid)		(&discontig_page_data[nid])
-
-/*
- * NODE_MEM_MAP gives the kaddr for the mem_map of the node.
- */
-#define NODE_MEM_MAP(nid)	(NODE_DATA(nid)->node_mem_map)
-
-#define phys_to_page(phys)						\
-({ unsigned int node = PHYSADDR_TO_NID(phys); 		      		\
-   NODE_MEM_MAP(node)				 		 	\
-     + (((phys) - NODE_DATA(node)->node_start_paddr) >> PAGE_SHIFT); })
-
-static inline int is_valid_page(struct page *page)
-{
-	unsigned int i;
-
-	for (i = 0; i < MAX_NUMNODES; i++) {
-		if (page >= NODE_MEM_MAP(i) &&
-		    page < NODE_MEM_MAP(i) + NODE_DATA(i)->node_size)
-			return 1;
-	}
-	return 0;
-}
-
-#define VALID_PAGE(page)	is_valid_page(page)
-#define page_to_phys(page)	PHYSADDR(page_address(page))
-
-#endif /* CONFIG_DISCONTIGMEM */
-#endif
diff --git a/include/asm-sh/page.h b/include/asm-sh/page.h
index 324e6cc5ecf7..972c3f655b2a 100644
--- a/include/asm-sh/page.h
+++ b/include/asm-sh/page.h
@@ -93,11 +93,6 @@ typedef struct { unsigned long pgprot; } pgprot_t;
 
 #define __MEMORY_START		CONFIG_MEMORY_START
 #define __MEMORY_SIZE		CONFIG_MEMORY_SIZE
-#ifdef CONFIG_DISCONTIGMEM
-/* Just for HP690, for now.. */
-#define __MEMORY_START_2ND	(__MEMORY_START+0x02000000)
-#define __MEMORY_SIZE_2ND	0x001000000 /* 16MB */
-#endif
 
 #define PAGE_OFFSET		(0x80000000UL)
 #define __pa(x)			((unsigned long)(x)-PAGE_OFFSET)
@@ -105,10 +100,8 @@ typedef struct { unsigned long pgprot; } pgprot_t;
 
 #define MAP_NR(addr)		(((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT)
 
-#ifndef CONFIG_DISCONTIGMEM
 #define phys_to_page(phys)	(mem_map + (((phys)-__MEMORY_START) >> PAGE_SHIFT))
 #define page_to_phys(page)	(((page - mem_map) << PAGE_SHIFT) + __MEMORY_START)
-#endif
 
 /* PFN start number, because of __MEMORY_START */
 #define PFN_START		(__MEMORY_START >> PAGE_SHIFT)
diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h
index 0f4bcaae61bd..bb0efb31a8cb 100644
--- a/include/asm-sh/pgtable.h
+++ b/include/asm-sh/pgtable.h
@@ -196,7 +196,9 @@ static inline pte_t pte_mkexec(pte_t pte)	{ set_pte(&pte, __pte(pte_val(pte) | _
 static inline pte_t pte_mkdirty(pte_t pte)	{ set_pte(&pte, __pte(pte_val(pte) | _PAGE_DIRTY)); return pte; }
 static inline pte_t pte_mkyoung(pte_t pte)	{ set_pte(&pte, __pte(pte_val(pte) | _PAGE_ACCESSED)); return pte; }
 static inline pte_t pte_mkwrite(pte_t pte)	{ set_pte(&pte, __pte(pte_val(pte) | _PAGE_RW)); return pte; }
+#ifdef CONFIG_HUGETLB_PAGE
 static inline pte_t pte_mkhuge(pte_t pte)	{ set_pte(&pte, __pte(pte_val(pte) | _PAGE_SZHUGE)); return pte; }
+#endif
 
 /*
  * Macro and implementation to make a page protection as uncachable.
@@ -224,8 +226,6 @@ static inline pgprot_t pgprot_noncached(pgprot_t _prot)
 static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 { set_pte(&pte, __pte((pte_val(pte) & _PAGE_CHG_MASK) | pgprot_val(newprot))); return pte; }
 
-#define page_pte(page) page_pte_prot(page, __pgprot(0))
-
 #define pmd_page_kernel(pmd) \
 ((unsigned long) __va(pmd_val(pmd) & PAGE_MASK))
 
@@ -284,6 +284,8 @@ typedef pte_t *pte_addr_t;
 #define GET_IOSPACE(pfn)		0
 #define GET_PFN(pfn)			(pfn)
 
+struct mm_struct;
+
 /*
  * No page table caches to initialise
  */
diff --git a/include/asm-sh/rwsem.h b/include/asm-sh/rwsem.h
index 1be4337f5259..0262d3d1e5e0 100644
--- a/include/asm-sh/rwsem.h
+++ b/include/asm-sh/rwsem.h
@@ -166,5 +166,10 @@ static inline int rwsem_atomic_update(int delta, struct rw_semaphore *sem)
 	return atomic_add_return(delta, (atomic_t *)(&sem->count));
 }
 
+static inline int rwsem_is_locked(struct rw_semaphore *sem)
+{
+	return (sem->count != 0);
+}
+
 #endif /* __KERNEL__ */
 #endif /* _ASM_SH_RWSEM_H */
diff --git a/include/asm-sh/semaphore.h b/include/asm-sh/semaphore.h
index b923a77a8a7e..489f7847c5d9 100644
--- a/include/asm-sh/semaphore.h
+++ b/include/asm-sh/semaphore.h
@@ -33,9 +33,6 @@ struct semaphore {
 	.wait		= __WAIT_QUEUE_HEAD_INITIALIZER((name).wait)	\
 }
 
-#define __MUTEX_INITIALIZER(name) \
-	__SEMAPHORE_INITIALIZER(name,1)
-
 #define __DECLARE_SEMAPHORE_GENERIC(name,count) \
 	struct semaphore name = __SEMAPHORE_INITIALIZER(name,count)
 
diff --git a/include/asm-sh/unistd.h b/include/asm-sh/unistd.h
index ea89e8f223ea..f2c8e14d1fd9 100644
--- a/include/asm-sh/unistd.h
+++ b/include/asm-sh/unistd.h
@@ -503,7 +503,6 @@ asmlinkage int sys_vfork(unsigned long r4, unsigned long r5,
 asmlinkage int sys_pipe(unsigned long r4, unsigned long r5,
 			unsigned long r6, unsigned long r7,
 			struct pt_regs regs);
-asmlinkage int sys_ptrace(long request, long pid, long addr, long data);
 asmlinkage ssize_t sys_pread_wrapper(unsigned int fd, char *buf,
 				size_t count, long dummy, loff_t pos);
 asmlinkage ssize_t sys_pwrite_wrapper(unsigned int fd, const char *buf,