Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

7 files changed, 42 insertions, 49 deletions

diff --git a/include/asm-s390/debug.h b/include/asm-s390/debug.h
index 335baf4fc64..9450ce6e32d 100644
--- a/include/asm-s390/debug.h
+++ b/include/asm-s390/debug.h
@@ -120,10 +120,10 @@ debug_entry_t* debug_exception_common(debug_info_t* id, int level,
 
 /* Debug Feature API: */
 
-debug_info_t* debug_register(char* name, int pages, int nr_areas,
+debug_info_t *debug_register(const char *name, int pages, int nr_areas,
                              int buf_size);
 
-debug_info_t *debug_register_mode(char *name, int pages, int nr_areas,
+debug_info_t *debug_register_mode(const char *name, int pages, int nr_areas,
 				  int buf_size, mode_t mode, uid_t uid,
 				  gid_t gid);
 
diff --git a/include/asm-s390/kvm_host.h b/include/asm-s390/kvm_host.h
index f8204a4f2e0..18cbd8a3979 100644
--- a/include/asm-s390/kvm_host.h
+++ b/include/asm-s390/kvm_host.h
@@ -104,6 +104,7 @@ struct sie_block {
 
 struct kvm_vcpu_stat {
 	u32 exit_userspace;
+	u32 exit_null;
 	u32 exit_external_request;
 	u32 exit_external_interrupt;
 	u32 exit_stop_request;
diff --git a/include/asm-s390/page.h b/include/asm-s390/page.h
index f0f4579eac1..12fd9c4f0f1 100644
--- a/include/asm-s390/page.h
+++ b/include/asm-s390/page.h
@@ -125,6 +125,17 @@ page_get_storage_key(unsigned long addr)
 	return skey;
 }
 
+#ifdef CONFIG_PAGE_STATES
+
+struct page;
+void arch_free_page(struct page *page, int order);
+void arch_alloc_page(struct page *page, int order);
+
+#define HAVE_ARCH_FREE_PAGE
+#define HAVE_ARCH_ALLOC_PAGE
+
+#endif
+
 #endif /* !__ASSEMBLY__ */
 
 /* to align the pointer to the (next) page boundary */
diff --git a/include/asm-s390/pgtable.h b/include/asm-s390/pgtable.h
index c7f4f8e3e29..bd0ea191dfa 100644
--- a/include/asm-s390/pgtable.h
+++ b/include/asm-s390/pgtable.h
@@ -223,6 +223,9 @@ extern char empty_zero_page[PAGE_SIZE];
 #define _PAGE_SPECIAL	0x004		/* SW associated with special page */
 #define __HAVE_ARCH_PTE_SPECIAL
 
+/* Set of bits not changed in pte_modify */
+#define _PAGE_CHG_MASK	(PAGE_MASK | _PAGE_SPECIAL)
+
 /* Six different types of pages. */
 #define _PAGE_TYPE_EMPTY	0x400
 #define _PAGE_TYPE_NONE		0x401
@@ -681,7 +684,7 @@ static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *pt
  */
 static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 {
-	pte_val(pte) &= PAGE_MASK;
+	pte_val(pte) &= _PAGE_CHG_MASK;
 	pte_val(pte) |= pgprot_val(newprot);
 	return pte;
 }
diff --git a/include/asm-s390/ptrace.h b/include/asm-s390/ptrace.h
index 441d7c26085..d7d4e2eb3e6 100644
--- a/include/asm-s390/ptrace.h
+++ b/include/asm-s390/ptrace.h
@@ -471,6 +471,8 @@ struct task_struct;
 extern void user_enable_single_step(struct task_struct *);
 extern void user_disable_single_step(struct task_struct *);
 
+#define __ARCH_WANT_COMPAT_SYS_PTRACE
+
 #define user_mode(regs) (((regs)->psw.mask & PSW_MASK_PSTATE) != 0)
 #define instruction_pointer(regs) ((regs)->psw.addr & PSW_ADDR_INSN)
 #define regs_return_value(regs)((regs)->gprs[2])
diff --git a/include/asm-s390/system.h b/include/asm-s390/system.h
index c819ae25a84..819e7d99ca0 100644
--- a/include/asm-s390/system.h
+++ b/include/asm-s390/system.h
@@ -116,6 +116,12 @@ extern void pfault_fini(void);
 #define pfault_fini()		do { } while (0)
 #endif /* CONFIG_PFAULT */
 
+#ifdef CONFIG_PAGE_STATES
+extern void cmma_init(void);
+#else
+static inline void cmma_init(void) { }
+#endif
+
 #define finish_arch_switch(prev) do {					     \
 	set_fs(current->thread.mm_segment);				     \
 	account_vtime(prev);						     \
@@ -309,14 +315,14 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size)
 	asm volatile(						\
 		"	lctlg	%1,%2,0(%0)\n"			\
 		: : "a" (&array), "i" (low), "i" (high),	\
-		    "m" (*(addrtype *)(array)));		\
+		    "m" (*(addrtype *)(&array)));		\
 	})
 
 #define __ctl_store(array, low, high) ({			\
 	typedef struct { char _[sizeof(array)]; } addrtype;	\
 	asm volatile(						\
 		"	stctg	%2,%3,0(%1)\n"			\
-		: "=m" (*(addrtype *)(array))			\
+		: "=m" (*(addrtype *)(&array))			\
 		: "a" (&array), "i" (low), "i" (high));		\
 	})
 
@@ -327,14 +333,14 @@ __cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size)
 	asm volatile(						\
 		"	lctl	%1,%2,0(%0)\n"			\
 		: : "a" (&array), "i" (low), "i" (high),	\
-		    "m" (*(addrtype *)(array)));		\
+		    "m" (*(addrtype *)(&array)));		\
 })
 
 #define __ctl_store(array, low, high) ({			\
 	typedef struct { char _[sizeof(array)]; } addrtype;	\
 	asm volatile(						\
 		"	stctl	%2,%3,0(%1)\n"			\
-		: "=m" (*(addrtype *)(array))			\
+		: "=m" (*(addrtype *)(&array))			\
 		: "a" (&array), "i" (low), "i" (high));		\
 	})
 
diff --git a/include/asm-s390/types.h b/include/asm-s390/types.h
index 2c5879ae90c..41c54765613 100644
--- a/include/asm-s390/types.h
+++ b/include/asm-s390/types.h
@@ -9,34 +9,16 @@
 #ifndef _S390_TYPES_H
 #define _S390_TYPES_H
 
+#ifndef __s390x__
+# include <asm-generic/int-ll64.h>
+#else
+# include <asm-generic/int-l64.h>
+#endif
+
 #ifndef __ASSEMBLY__
 
 typedef unsigned short umode_t;
 
-/*
- * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
- * header files exported to user space
- */
-
-typedef __signed__ char __s8;
-typedef unsigned char __u8;
-
-typedef __signed__ short __s16;
-typedef unsigned short __u16;
-
-typedef __signed__ int __s32;
-typedef unsigned int __u32;
-
-#ifndef __s390x__
-#if defined(__GNUC__)
-__extension__ typedef __signed__ long long __s64;
-__extension__ typedef unsigned long long __u64;
-#endif
-#else /* __s390x__ */
-typedef __signed__ long __s64;
-typedef unsigned long __u64;
-#endif
-
 /* A address type so that arithmetic can be done on it & it can be upgraded to
    64 bit when necessary 
 */
@@ -58,25 +40,13 @@ typedef __signed__ long saddr_t;
 
 #ifndef __ASSEMBLY__
 
-
-typedef signed char s8;
-typedef unsigned char u8;
-
-typedef signed short s16;
-typedef unsigned short u16;
-
-typedef signed int s32;
-typedef unsigned int u32;
-
-#ifndef __s390x__
-typedef signed long long s64;
-typedef unsigned long long u64;
-#else /* __s390x__ */
-typedef signed long s64;
-typedef unsigned  long u64;
-#endif /* __s390x__ */
-
+typedef u64 dma64_addr_t;
+#ifdef __s390x__
+/* DMA addresses come in 32-bit and 64-bit flavours. */
+typedef u64 dma_addr_t;
+#else
 typedef u32 dma_addr_t;
+#endif
 
 #ifndef __s390x__
 typedef union {