Merge branch 'core/percpu' into stackprotector

Conflicts:
	arch/x86/include/asm/pda.h
	arch/x86/include/asm/system.h

Also, moved include/asm-x86/stackprotector.h to arch/x86/include/asm.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

23 files changed, 190 insertions, 183 deletions

diff --git a/arch/s390/include/asm/Kbuild b/arch/s390/include/asm/Kbuild
index 63a23415fba6..f2af4167bd5f 100644
--- a/arch/s390/include/asm/Kbuild
+++ b/arch/s390/include/asm/Kbuild
@@ -13,3 +13,4 @@ unifdef-y += cmb.h
 unifdef-y += debug.h
 unifdef-y += chpid.h
 unifdef-y += schid.h
+unifdef-y += swab.h
diff --git a/arch/s390/include/asm/atomic.h b/arch/s390/include/asm/atomic.h
index 2d184655bc5d..de432f2de2d2 100644
--- a/arch/s390/include/asm/atomic.h
+++ b/arch/s390/include/asm/atomic.h
@@ -2,6 +2,7 @@
 #define __ARCH_S390_ATOMIC__
 
 #include <linux/compiler.h>
+#include <linux/types.h>
 
 /*
  *  include/asm-s390/atomic.h
@@ -23,9 +24,6 @@
  * S390 uses 'Compare And Swap' for atomicity in SMP enviroment
  */
 
-typedef struct {
-	int counter;
-} __attribute__ ((aligned (4))) atomic_t;
 #define ATOMIC_INIT(i)  { (i) }
 
 #ifdef __KERNEL__
@@ -149,9 +147,6 @@ static __inline__ int atomic_add_unless(atomic_t *v, int a, int u)
 #undef __CS_LOOP
 
 #ifdef __s390x__
-typedef struct {
-	long long counter;
-} __attribute__ ((aligned (8))) atomic64_t;
 #define ATOMIC64_INIT(i)  { (i) }
 
 #if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2)
diff --git a/arch/s390/include/asm/byteorder.h b/arch/s390/include/asm/byteorder.h
index 8bcf277c8468..b95a2b2933fb 100644
--- a/arch/s390/include/asm/byteorder.h
+++ b/arch/s390/include/asm/byteorder.h
@@ -1,95 +1,7 @@
 #ifndef _S390_BYTEORDER_H
 #define _S390_BYTEORDER_H
 
-/*
- *  include/asm-s390/byteorder.h
- *
- *  S390 version
- *    Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
- *    Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
- */
-
-#include <asm/types.h>
-
-#define __BIG_ENDIAN
-
-#ifndef __s390x__
-# define __SWAB_64_THRU_32__
-#endif
-
-#ifdef __s390x__
-static inline __u64 __arch_swab64p(const __u64 *x)
-{
-	__u64 result;
-
-	asm volatile("lrvg %0,%1" : "=d" (result) : "m" (*x));
-	return result;
-}
-#define __arch_swab64p __arch_swab64p
-
-static inline __u64 __arch_swab64(__u64 x)
-{
-	__u64 result;
-
-	asm volatile("lrvgr %0,%1" : "=d" (result) : "d" (x));
-	return result;
-}
-#define __arch_swab64 __arch_swab64
-
-static inline void __arch_swab64s(__u64 *x)
-{
-	*x = __arch_swab64p(x);
-}
-#define __arch_swab64s __arch_swab64s
-#endif /* __s390x__ */
-
-static inline __u32 __arch_swab32p(const __u32 *x)
-{
-	__u32 result;
-	
-	asm volatile(
-#ifndef __s390x__
-		"	icm	%0,8,3(%1)\n"
-		"	icm	%0,4,2(%1)\n"
-		"	icm	%0,2,1(%1)\n"
-		"	ic	%0,0(%1)"
-		: "=&d" (result) : "a" (x), "m" (*x) : "cc");
-#else /* __s390x__ */
-		"	lrv	%0,%1"
-		: "=d" (result) : "m" (*x));
-#endif /* __s390x__ */
-	return result;
-}
-#define __arch_swab32p __arch_swab32p
-
-#ifdef __s390x__
-static inline __u32 __arch_swab32(__u32 x)
-{
-	__u32 result;
-	
-	asm volatile("lrvr  %0,%1" : "=d" (result) : "d" (x));
-	return result;
-}
-#define __arch_swab32 __arch_swab32
-#endif /* __s390x__ */
-
-static inline __u16 __arch_swab16p(const __u16 *x)
-{
-	__u16 result;
-	
-	asm volatile(
-#ifndef __s390x__
-		"	icm	%0,2,1(%1)\n"
-		"	ic	%0,0(%1)\n"
-		: "=&d" (result) : "a" (x), "m" (*x) : "cc");
-#else /* __s390x__ */
-		"	lrvh	%0,%1"
-		: "=d" (result) : "m" (*x));
-#endif /* __s390x__ */
-	return result;
-}
-#define __arch_swab16p __arch_swab16p
-
-#include <linux/byteorder.h>
+#include <asm/swab.h>
+#include <linux/byteorder/big_endian.h>
 
 #endif /* _S390_BYTEORDER_H */
diff --git a/arch/s390/include/asm/chpid.h b/arch/s390/include/asm/chpid.h
index dfe3c7f3439a..fc71d8a6709b 100644
--- a/arch/s390/include/asm/chpid.h
+++ b/arch/s390/include/asm/chpid.h
@@ -9,7 +9,7 @@
 #define _ASM_S390_CHPID_H _ASM_S390_CHPID_H
 
 #include <linux/string.h>
-#include <asm/types.h>
+#include <linux/types.h>
 
 #define __MAX_CHPID 255
 
diff --git a/arch/s390/include/asm/chsc.h b/arch/s390/include/asm/chsc.h
index d38d0cf62d4b..807997f7414b 100644
--- a/arch/s390/include/asm/chsc.h
+++ b/arch/s390/include/asm/chsc.h
@@ -8,6 +8,7 @@
 #ifndef _ASM_CHSC_H
 #define _ASM_CHSC_H
 
+#include <linux/types.h>
 #include <asm/chpid.h>
 #include <asm/schid.h>
 
diff --git a/arch/s390/include/asm/cmb.h b/arch/s390/include/asm/cmb.h
index 50196857d27a..39ae03294794 100644
--- a/arch/s390/include/asm/cmb.h
+++ b/arch/s390/include/asm/cmb.h
@@ -1,5 +1,8 @@
 #ifndef S390_CMB_H
 #define S390_CMB_H
+
+#include <linux/types.h>
+
 /**
  * struct cmbdata - channel measurement block data for user space
  * @size: size of the stored data
diff --git a/arch/s390/include/asm/cpu.h b/arch/s390/include/asm/cpu.h
index e5a6a9ba3adf..d60a2eefb17b 100644
--- a/arch/s390/include/asm/cpu.h
+++ b/arch/s390/include/asm/cpu.h
@@ -14,7 +14,6 @@
 
 struct s390_idle_data {
 	spinlock_t lock;
-	unsigned int in_idle;
 	unsigned long long idle_count;
 	unsigned long long idle_enter;
 	unsigned long long idle_time;
@@ -22,12 +21,12 @@ struct s390_idle_data {
 
 DECLARE_PER_CPU(struct s390_idle_data, s390_idle);
 
-void s390_idle_leave(void);
+void vtime_start_cpu(void);
 
 static inline void s390_idle_check(void)
 {
-	if ((&__get_cpu_var(s390_idle))->in_idle)
-		s390_idle_leave();
+	if ((&__get_cpu_var(s390_idle))->idle_enter != 0ULL)
+		vtime_start_cpu();
 }
 
 #endif /* _ASM_S390_CPU_H_ */
diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h
index 133ce054fc89..521726430afa 100644
--- a/arch/s390/include/asm/cputime.h
+++ b/arch/s390/include/asm/cputime.h
@@ -11,7 +11,7 @@
 
 #include <asm/div64.h>
 
-/* We want to use micro-second resolution. */
+/* We want to use full resolution of the CPU timer: 2**-12 micro-seconds. */
 
 typedef unsigned long long cputime_t;
 typedef unsigned long long cputime64_t;
@@ -53,9 +53,9 @@ __div(unsigned long long n, unsigned int base)
 #define cputime_ge(__a, __b)		((__a) >= (__b))
 #define cputime_lt(__a, __b)		((__a) <  (__b))
 #define cputime_le(__a, __b)		((__a) <= (__b))
-#define cputime_to_jiffies(__ct)	(__div((__ct), 1000000 / HZ))
+#define cputime_to_jiffies(__ct)	(__div((__ct), 4096000000ULL / HZ))
 #define cputime_to_scaled(__ct)		(__ct)
-#define jiffies_to_cputime(__hz)	((cputime_t)(__hz) * (1000000 / HZ))
+#define jiffies_to_cputime(__hz)	((cputime_t)(__hz) * (4096000000ULL / HZ))
 
 #define cputime64_zero			(0ULL)
 #define cputime64_add(__a, __b)		((__a) + (__b))
@@ -64,7 +64,7 @@ __div(unsigned long long n, unsigned int base)
 static inline u64
 cputime64_to_jiffies64(cputime64_t cputime)
 {
-	do_div(cputime, 1000000 / HZ);
+	do_div(cputime, 4096000000ULL / HZ);
 	return cputime;
 }
 
@@ -74,13 +74,13 @@ cputime64_to_jiffies64(cputime64_t cputime)
 static inline unsigned int
 cputime_to_msecs(const cputime_t cputime)
 {
-	return __div(cputime, 1000);
+	return __div(cputime, 4096000);
 }
 
 static inline cputime_t
 msecs_to_cputime(const unsigned int m)
 {
-	return (cputime_t) m * 1000;
+	return (cputime_t) m * 4096000;
 }
 
 /*
@@ -89,13 +89,13 @@ msecs_to_cputime(const unsigned int m)
 static inline unsigned int
 cputime_to_secs(const cputime_t cputime)
 {
-	return __div(cputime, 1000000);
+	return __div(cputime, 2048000000) >> 1;
 }
 
 static inline cputime_t
 secs_to_cputime(const unsigned int s)
 {
-	return (cputime_t) s * 1000000;
+	return (cputime_t) s * 4096000000ULL;
 }
 
 /*
@@ -104,7 +104,7 @@ secs_to_cputime(const unsigned int s)
 static inline cputime_t
 timespec_to_cputime(const struct timespec *value)
 {
-        return value->tv_nsec / 1000 + (u64) value->tv_sec * 1000000;
+	return value->tv_nsec * 4096 / 1000 + (u64) value->tv_sec * 4096000000ULL;
 }
 
 static inline void
@@ -114,12 +114,12 @@ cputime_to_timespec(const cputime_t cputime, struct timespec *value)
 	register_pair rp;
 
 	rp.pair = cputime >> 1;
-	asm ("dr %0,%1" : "+d" (rp) : "d" (1000000 >> 1));
-	value->tv_nsec = rp.subreg.even * 1000;
+	asm ("dr %0,%1" : "+d" (rp) : "d" (2048000000UL));
+	value->tv_nsec = rp.subreg.even * 1000 / 4096;
 	value->tv_sec = rp.subreg.odd;
 #else
-	value->tv_nsec = (cputime % 1000000) * 1000;
-	value->tv_sec = cputime / 1000000;
+	value->tv_nsec = (cputime % 4096000000ULL) * 1000 / 4096;
+	value->tv_sec = cputime / 4096000000ULL;
 #endif
 }
 
@@ -131,7 +131,7 @@ cputime_to_timespec(const cputime_t cputime, struct timespec *value)
 static inline cputime_t
 timeval_to_cputime(const struct timeval *value)
 {
-        return value->tv_usec + (u64) value->tv_sec * 1000000;
+	return value->tv_usec * 4096 + (u64) value->tv_sec * 4096000000ULL;
 }
 
 static inline void
@@ -141,12 +141,12 @@ cputime_to_timeval(const cputime_t cputime, struct timeval *value)
 	register_pair rp;
 
 	rp.pair = cputime >> 1;
-	asm ("dr %0,%1" : "+d" (rp) : "d" (1000000 >> 1));
-	value->tv_usec = rp.subreg.even;
+	asm ("dr %0,%1" : "+d" (rp) : "d" (2048000000UL));
+	value->tv_usec = rp.subreg.even / 4096;
 	value->tv_sec = rp.subreg.odd;
 #else
-	value->tv_usec = cputime % 1000000;
-	value->tv_sec = cputime / 1000000;
+	value->tv_usec = cputime % 4096000000ULL;
+	value->tv_sec = cputime / 4096000000ULL;
 #endif
 }
 
@@ -156,13 +156,13 @@ cputime_to_timeval(const cputime_t cputime, struct timeval *value)
 static inline clock_t
 cputime_to_clock_t(cputime_t cputime)
 {
-	return __div(cputime, 1000000 / USER_HZ);
+	return __div(cputime, 4096000000ULL / USER_HZ);
 }
 
 static inline cputime_t
 clock_t_to_cputime(unsigned long x)
 {
-	return (cputime_t) x * (1000000 / USER_HZ);
+	return (cputime_t) x * (4096000000ULL / USER_HZ);
 }
 
 /*
@@ -171,7 +171,7 @@ clock_t_to_cputime(unsigned long x)
 static inline clock_t
 cputime64_to_clock_t(cputime64_t cputime)
 {
-       return __div(cputime, 1000000 / USER_HZ);
+       return __div(cputime, 4096000000ULL / USER_HZ);
 }
 
 #endif /* _S390_CPUTIME_H */
diff --git a/arch/s390/include/asm/dasd.h b/arch/s390/include/asm/dasd.h
index 55b2b80cdf6e..e2db6f16d9c8 100644
--- a/arch/s390/include/asm/dasd.h
+++ b/arch/s390/include/asm/dasd.h
@@ -14,6 +14,7 @@
 
 #ifndef DASD_H
 #define DASD_H
+#include <linux/types.h>
 #include <linux/ioctl.h>
 
 #define DASD_IOCTL_LETTER 'D'
@@ -78,6 +79,7 @@ typedef struct dasd_information2_t {
 #define DASD_FEATURE_USEDIAG	     0x02
 #define DASD_FEATURE_INITIAL_ONLINE  0x04
 #define DASD_FEATURE_ERPLOG	     0x08
+#define DASD_FEATURE_FAILFAST	     0x10
 
 #define DASD_PARTN_BITS 2
 
diff --git a/arch/s390/include/asm/kvm.h b/arch/s390/include/asm/kvm.h
index d74002f95794..e1f54654e3ae 100644
--- a/arch/s390/include/asm/kvm.h
+++ b/arch/s390/include/asm/kvm.h
@@ -13,7 +13,7 @@
  *    Author(s): Carsten Otte <cotte@de.ibm.com>
  *               Christian Borntraeger <borntraeger@de.ibm.com>
  */
-#include <asm/types.h>
+#include <linux/types.h>
 
 /* for KVM_GET_IRQCHIP and KVM_SET_IRQCHIP */
 struct kvm_pic_state {
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h
index 0bc51d52a899..ffdef5fe8587 100644
--- a/arch/s390/include/asm/lowcore.h
+++ b/arch/s390/include/asm/lowcore.h
@@ -67,11 +67,11 @@
 #define __LC_SYNC_ENTER_TIMER		0x248
 #define __LC_ASYNC_ENTER_TIMER		0x250
 #define __LC_EXIT_TIMER			0x258
-#define __LC_LAST_UPDATE_TIMER		0x260
-#define __LC_USER_TIMER			0x268
-#define __LC_SYSTEM_TIMER		0x270
-#define __LC_LAST_UPDATE_CLOCK		0x278
-#define __LC_STEAL_CLOCK		0x280
+#define __LC_USER_TIMER			0x260
+#define __LC_SYSTEM_TIMER		0x268
+#define __LC_STEAL_TIMER		0x270
+#define __LC_LAST_UPDATE_TIMER		0x278
+#define __LC_LAST_UPDATE_CLOCK		0x280
 #define __LC_RETURN_MCCK_PSW            0x288
 #define __LC_KERNEL_STACK               0xC40
 #define __LC_THREAD_INFO		0xC44
@@ -89,11 +89,11 @@
 #define __LC_SYNC_ENTER_TIMER		0x250
 #define __LC_ASYNC_ENTER_TIMER		0x258
 #define __LC_EXIT_TIMER			0x260
-#define __LC_LAST_UPDATE_TIMER		0x268
-#define __LC_USER_TIMER			0x270
-#define __LC_SYSTEM_TIMER		0x278
-#define __LC_LAST_UPDATE_CLOCK		0x280
-#define __LC_STEAL_CLOCK		0x288
+#define __LC_USER_TIMER			0x268
+#define __LC_SYSTEM_TIMER		0x270
+#define __LC_STEAL_TIMER		0x278
+#define __LC_LAST_UPDATE_TIMER		0x280
+#define __LC_LAST_UPDATE_CLOCK		0x288
 #define __LC_RETURN_MCCK_PSW            0x290
 #define __LC_KERNEL_STACK               0xD40
 #define __LC_THREAD_INFO		0xD48
@@ -106,8 +106,10 @@
 #define __LC_IPLDEV                     0xDB8
 #define __LC_CURRENT			0xDD8
 #define __LC_INT_CLOCK			0xDE8
+#define __LC_VDSO_PER_CPU		0xE38
 #endif /* __s390x__ */
 
+#define __LC_PASTE			0xE40
 
 #define __LC_PANIC_MAGIC		0xE00
 #ifndef __s390x__
@@ -252,11 +254,11 @@ struct _lowcore
 	__u64        sync_enter_timer;         /* 0x248 */
 	__u64        async_enter_timer;        /* 0x250 */
 	__u64        exit_timer;               /* 0x258 */
-	__u64        last_update_timer;        /* 0x260 */
-	__u64        user_timer;               /* 0x268 */
-	__u64        system_timer;             /* 0x270 */
-	__u64        last_update_clock;        /* 0x278 */
-	__u64        steal_clock;              /* 0x280 */
+	__u64	     user_timer;	       /* 0x260 */
+	__u64	     system_timer;	       /* 0x268 */
+	__u64	     steal_timer;	       /* 0x270 */
+	__u64	     last_update_timer;        /* 0x278 */
+	__u64	     last_update_clock;        /* 0x280 */
         psw_t        return_mcck_psw;          /* 0x288 */
 	__u8         pad8[0xc00-0x290];        /* 0x290 */
 
@@ -343,11 +345,11 @@ struct _lowcore
 	__u64        sync_enter_timer;         /* 0x250 */
 	__u64        async_enter_timer;        /* 0x258 */
 	__u64        exit_timer;               /* 0x260 */
-	__u64        last_update_timer;        /* 0x268 */
-	__u64        user_timer;               /* 0x270 */
-	__u64        system_timer;             /* 0x278 */
-	__u64        last_update_clock;        /* 0x280 */
-	__u64        steal_clock;              /* 0x288 */
+	__u64	     user_timer;	       /* 0x268 */
+	__u64	     system_timer;	       /* 0x270 */
+	__u64	     steal_timer;	       /* 0x278 */
+	__u64	     last_update_timer;        /* 0x280 */
+	__u64	     last_update_clock;        /* 0x288 */
         psw_t        return_mcck_psw;          /* 0x290 */
         __u8         pad8[0xc00-0x2a0];        /* 0x2a0 */
         /* System info area */
@@ -381,7 +383,12 @@ struct _lowcore
         /* whether the kernel died with panic() or not */
         __u32        panic_magic;              /* 0xe00 */
 
-	__u8         pad13[0x11b8-0xe04];      /* 0xe04 */
+	/* Per cpu primary space access list */
+	__u8	     pad_0xe04[0xe3c-0xe04];   /* 0xe04 */
+	__u32	     vdso_per_cpu_data;	       /* 0xe3c */
+	__u32	     paste[16];		       /* 0xe40 */
+
+	__u8	     pad13[0x11b8-0xe80];      /* 0xe80 */
 
 	/* 64 bit extparam used for pfault, diag 250 etc  */
 	__u64        ext_params2;               /* 0x11B8 */
diff --git a/arch/s390/include/asm/posix_types.h b/arch/s390/include/asm/posix_types.h
index 397d93fba3a7..8cc113f92523 100644
--- a/arch/s390/include/asm/posix_types.h
+++ b/arch/s390/include/asm/posix_types.h
@@ -68,11 +68,7 @@ typedef unsigned short __kernel_old_dev_t;
 #endif /* __s390x__ */
 
 typedef struct {
-#if defined(__KERNEL__) || defined(__USE_ALL)
         int     val[2];
-#else                        /* !defined(__KERNEL__) && !defined(__USE_ALL)*/
-        int     __val[2];
-#endif                       /* !defined(__KERNEL__) && !defined(__USE_ALL)*/
 } __kernel_fsid_t;
 
 
diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h
index 5396f9f12263..8920025c3c02 100644
--- a/arch/s390/include/asm/ptrace.h
+++ b/arch/s390/include/asm/ptrace.h
@@ -272,12 +272,15 @@ typedef struct
 #define PSW_ASC_SECONDARY	0x0000800000000000UL
 #define PSW_ASC_HOME		0x0000C00000000000UL
 
-extern long psw_user32_bits;
-
 #endif /* __s390x__ */
 
+#ifdef __KERNEL__
 extern long psw_kernel_bits;
 extern long psw_user_bits;
+#ifdef CONFIG_64BIT
+extern long psw_user32_bits;
+#endif
+#endif
 
 /* This macro merges a NEW PSW mask specified by the user into
    the currently active PSW mask CURRENT, modifying only those
diff --git a/arch/s390/include/asm/qeth.h b/arch/s390/include/asm/qeth.h
index 930d378ef75a..06cbd1e8c943 100644
--- a/arch/s390/include/asm/qeth.h
+++ b/arch/s390/include/asm/qeth.h
@@ -10,6 +10,7 @@
  */
 #ifndef __ASM_S390_QETH_IOCTL_H__
 #define __ASM_S390_QETH_IOCTL_H__
+#include <linux/types.h>
 #include <linux/ioctl.h>
 
 #define SIOC_QETH_ARP_SET_NO_ENTRIES    (SIOCDEVPRIVATE)
diff --git a/arch/s390/include/asm/s390_rdev.h b/arch/s390/include/asm/s390_rdev.h
deleted file mode 100644
index 6fa20442a48c..000000000000
--- a/arch/s390/include/asm/s390_rdev.h
+++ /dev/null
@@ -1,15 +0,0 @@
-/*
- *  include/asm-s390/ccwdev.h
- *
- *    Copyright (C) 2002,2005 IBM Deutschland Entwicklung GmbH, IBM Corporation
- *    Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
- *               Carsten Otte  <cotte@de.ibm.com>
- *
- *  Interface for s390 root device
- */
-
-#ifndef _S390_RDEV_H_
-#define _S390_RDEV_H_
-extern struct device *s390_root_dev_register(const char *);
-extern void s390_root_dev_unregister(struct device *);
-#endif /* _S390_RDEV_H_ */
diff --git a/arch/s390/include/asm/schid.h b/arch/s390/include/asm/schid.h
index 825503cf3dc2..3e4d401b4e45 100644
--- a/arch/s390/include/asm/schid.h
+++ b/arch/s390/include/asm/schid.h
@@ -1,6 +1,8 @@
 #ifndef ASM_SCHID_H
 #define ASM_SCHID_H
 
+#include <linux/types.h>
+
 struct subchannel_id {
 	__u32 cssid : 8;
 	__u32 : 4;
diff --git a/arch/s390/include/asm/swab.h b/arch/s390/include/asm/swab.h
new file mode 100644
index 000000000000..eb18dc1f327b
--- /dev/null
+++ b/arch/s390/include/asm/swab.h
@@ -0,0 +1,91 @@
+#ifndef _S390_SWAB_H
+#define _S390_SWAB_H
+
+/*
+ *  include/asm-s390/swab.h
+ *
+ *  S390 version
+ *    Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
+ *    Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
+ */
+
+#include <linux/types.h>
+
+#ifndef __s390x__
+# define __SWAB_64_THRU_32__
+#endif
+
+#ifdef __s390x__
+static inline __u64 __arch_swab64p(const __u64 *x)
+{
+	__u64 result;
+
+	asm volatile("lrvg %0,%1" : "=d" (result) : "m" (*x));
+	return result;
+}
+#define __arch_swab64p __arch_swab64p
+
+static inline __u64 __arch_swab64(__u64 x)
+{
+	__u64 result;
+
+	asm volatile("lrvgr %0,%1" : "=d" (result) : "d" (x));
+	return result;
+}
+#define __arch_swab64 __arch_swab64
+
+static inline void __arch_swab64s(__u64 *x)
+{
+	*x = __arch_swab64p(x);
+}
+#define __arch_swab64s __arch_swab64s
+#endif /* __s390x__ */
+
+static inline __u32 __arch_swab32p(const __u32 *x)
+{
+	__u32 result;
+	
+	asm volatile(
+#ifndef __s390x__
+		"	icm	%0,8,3(%1)\n"
+		"	icm	%0,4,2(%1)\n"
+		"	icm	%0,2,1(%1)\n"
+		"	ic	%0,0(%1)"
+		: "=&d" (result) : "a" (x), "m" (*x) : "cc");
+#else /* __s390x__ */
+		"	lrv	%0,%1"
+		: "=d" (result) : "m" (*x));
+#endif /* __s390x__ */
+	return result;
+}
+#define __arch_swab32p __arch_swab32p
+
+#ifdef __s390x__
+static inline __u32 __arch_swab32(__u32 x)
+{
+	__u32 result;
+	
+	asm volatile("lrvr  %0,%1" : "=d" (result) : "d" (x));
+	return result;
+}
+#define __arch_swab32 __arch_swab32
+#endif /* __s390x__ */
+
+static inline __u16 __arch_swab16p(const __u16 *x)
+{
+	__u16 result;
+	
+	asm volatile(
+#ifndef __s390x__
+		"	icm	%0,2,1(%1)\n"
+		"	ic	%0,0(%1)\n"
+		: "=&d" (result) : "a" (x), "m" (*x) : "cc");
+#else /* __s390x__ */
+		"	lrvh	%0,%1"
+		: "=d" (result) : "m" (*x));
+#endif /* __s390x__ */
+	return result;
+}
+#define __arch_swab16p __arch_swab16p
+
+#endif /* _S390_SWAB_H */
diff --git a/arch/s390/include/asm/system.h b/arch/s390/include/asm/system.h
index 024ef42ed6d7..3a8b26eb1f2e 100644
--- a/arch/s390/include/asm/system.h
+++ b/arch/s390/include/asm/system.h
@@ -99,7 +99,7 @@ static inline void restore_access_regs(unsigned int *acrs)
 	prev = __switch_to(prev,next);					     \
 } while (0)
 
-extern void account_vtime(struct task_struct *);
+extern void account_vtime(struct task_struct *, struct task_struct *);
 extern void account_tick_vtime(struct task_struct *);
 extern void account_system_vtime(struct task_struct *);
 
@@ -121,7 +121,7 @@ static inline void cmma_init(void) { }
 
 #define finish_arch_switch(prev) do {					     \
 	set_fs(current->thread.mm_segment);				     \
-	account_vtime(prev);						     \
+	account_vtime(prev, current);					     \
 } while (0)
 
 #define nop() asm volatile("nop")
diff --git a/arch/s390/include/asm/thread_info.h b/arch/s390/include/asm/thread_info.h
index c1eaf9604da7..c544aa524535 100644
--- a/arch/s390/include/asm/thread_info.h
+++ b/arch/s390/include/asm/thread_info.h
@@ -47,6 +47,8 @@ struct thread_info {
 	unsigned int		cpu;		/* current CPU */
 	int			preempt_count;	/* 0 => preemptable, <0 => BUG */
 	struct restart_block	restart_block;
+	__u64			user_timer;
+	__u64			system_timer;
 };
 
 /*
diff --git a/arch/s390/include/asm/timer.h b/arch/s390/include/asm/timer.h
index 61705d60f995..e4bcab739c19 100644
--- a/arch/s390/include/asm/timer.h
+++ b/arch/s390/include/asm/timer.h
@@ -23,20 +23,18 @@ struct vtimer_list {
 	__u64 expires;
 	__u64 interval;
 
-	spinlock_t lock;
-	unsigned long magic;
-
 	void (*function)(unsigned long);
 	unsigned long data;
 };
 
-/* the offset value will wrap after ca. 71 years */
+/* the vtimer value will wrap after ca. 71 years */
 struct vtimer_queue {
 	struct list_head list;
 	spinlock_t lock;
-	__u64 to_expire;	  /* current event expire time */
-	__u64 offset;		  /* list offset to zero */
-	__u64 idle;		  /* temp var for idle */
+	__u64 timer;		/* last programmed timer */
+	__u64 elapsed;		/* elapsed time of timer expire values */
+	__u64 idle;		/* temp var for idle */
+	int do_spt;		/* =1: reprogram cpu timer in idle */
 };
 
 extern void init_virt_timer(struct vtimer_list *timer);
@@ -48,8 +46,8 @@ extern int del_virt_timer(struct vtimer_list *timer);
 extern void init_cpu_vtimer(void);
 extern void vtime_init(void);
 
-extern void vtime_start_cpu_timer(void);
-extern void vtime_stop_cpu_timer(void);
+extern void vtime_stop_cpu(void);
+extern void vtime_start_leave(void);
 
 #endif /* __KERNEL__ */
 
diff --git a/arch/s390/include/asm/topology.h b/arch/s390/include/asm/topology.h
index d96c91643458..c93eb50e1d09 100644
--- a/arch/s390/include/asm/topology.h
+++ b/arch/s390/include/asm/topology.h
@@ -6,10 +6,12 @@
 #define mc_capable()	(1)
 
 cpumask_t cpu_coregroup_map(unsigned int cpu);
+const struct cpumask *cpu_coregroup_mask(unsigned int cpu);
 
 extern cpumask_t cpu_core_map[NR_CPUS];
 
 #define topology_core_siblings(cpu)	(cpu_core_map[cpu])
+#define topology_core_cpumask(cpu)	(&cpu_core_map[cpu])
 
 int topology_set_cpu_management(int fc);
 void topology_schedule_update(void);
diff --git a/arch/s390/include/asm/types.h b/arch/s390/include/asm/types.h
index 41c547656130..3dc3fc228812 100644
--- a/arch/s390/include/asm/types.h
+++ b/arch/s390/include/asm/types.h
@@ -9,11 +9,7 @@
 #ifndef _S390_TYPES_H
 #define _S390_TYPES_H
 
-#ifndef __s390x__
-# include <asm-generic/int-ll64.h>
-#else
-# include <asm-generic/int-l64.h>
-#endif
+#include <asm-generic/int-ll64.h>
 
 #ifndef __ASSEMBLY__
 
diff --git a/arch/s390/include/asm/vdso.h b/arch/s390/include/asm/vdso.h
index a44f4fe16a35..7bdd7c8ebc91 100644
--- a/arch/s390/include/asm/vdso.h
+++ b/arch/s390/include/asm/vdso.h
@@ -12,9 +12,9 @@
 #ifndef __ASSEMBLY__
 
 /*
- * Note about this structure:
+ * Note about the vdso_data and vdso_per_cpu_data structures:
  *
- * NEVER USE THIS IN USERSPACE CODE DIRECTLY. The layout of this
+ * NEVER USE THEM IN USERSPACE CODE DIRECTLY. The layout of the
  * structure is supposed to be known only to the function in the vdso
  * itself and may change without notice.
  */
@@ -28,10 +28,21 @@ struct vdso_data {
 	__u64 wtom_clock_nsec;		/*				0x28 */
 	__u32 tz_minuteswest;		/* Minutes west of Greenwich	0x30 */
 	__u32 tz_dsttime;		/* Type of dst correction	0x34 */
+	__u32 ectg_available;
+};
+
+struct vdso_per_cpu_data {
+	__u64 ectg_timer_base;
+	__u64 ectg_user_time;
 };
 
 extern struct vdso_data *vdso_data;
 
+#ifdef CONFIG_64BIT
+int vdso_alloc_per_cpu(int cpu, struct _lowcore *lowcore);
+void vdso_free_per_cpu(int cpu, struct _lowcore *lowcore);
+#endif
+
 #endif /* __ASSEMBLY__ */
 
 #endif /* __KERNEL__ */