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

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This commit is contained in:
Rusty Russell
2008-12-30 08:02:35 +10:30
parent be4d638c15 3c92ec8ae9
commit 33edcf133b
2974 changed files with 145857 additions and 82592 deletions
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2
arch/s390/include/asm/auxvec.h
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@@ -1,4 +1,6 @@
#ifndef __ASMS390_AUXVEC_H
#define __ASMS390_AUXVEC_H
#define AT_SYSINFO_EHDR 33
#endif

5
arch/s390/include/asm/bug.h
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@@ -47,7 +47,10 @@
#endif /* CONFIG_DEBUG_BUGVERBOSE */
#define BUG() __EMIT_BUG(0)
#define BUG() do { \
__EMIT_BUG(0); \
for (;;); \
} while (0)
#define WARN_ON(x) ({ \
int __ret_warn_on = !!(x); \

72
arch/s390/include/asm/byteorder.h
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@@ -11,32 +11,39 @@
#include <asm/types.h>
#ifdef __GNUC__
#define __BIG_ENDIAN
#ifndef __s390x__
# define __SWAB_64_THRU_32__
#endif
#ifdef __s390x__
static inline __u64 ___arch__swab64p(const __u64 *x)
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)
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)
static inline void __arch_swab64s(__u64 *x)
{
*x = ___arch__swab64p(x);
*x = __arch_swab64p(x);
}
#define __arch_swab64s __arch_swab64s
#endif /* __s390x__ */
static inline __u32 ___arch__swab32p(const __u32 *x)
static inline __u32 __arch_swab32p(const __u32 *x)
{
__u32 result;
@@ -53,25 +60,20 @@ static inline __u32 ___arch__swab32p(const __u32 *x)
#endif /* __s390x__ */
return result;
}
#define __arch_swab32p __arch_swab32p
static inline __u32 ___arch__swab32(__u32 x)
#ifdef __s390x__
static inline __u32 __arch_swab32(__u32 x)
{
#ifndef __s390x__
return ___arch__swab32p(&x);
#else /* __s390x__ */
__u32 result;
asm volatile("lrvr %0,%1" : "=d" (result) : "d" (x));
return result;
}
#define __arch_swab32 __arch_swab32
#endif /* __s390x__ */
}
static __inline__ void ___arch__swab32s(__u32 *x)
{
*x = ___arch__swab32p(x);
}
static __inline__ __u16 ___arch__swab16p(const __u16 *x)
static inline __u16 __arch_swab16p(const __u16 *x)
{
__u16 result;
@@ -86,40 +88,8 @@ static __inline__ __u16 ___arch__swab16p(const __u16 *x)
#endif /* __s390x__ */
return result;
}
#define __arch_swab16p __arch_swab16p
static __inline__ __u16 ___arch__swab16(__u16 x)
{
return ___arch__swab16p(&x);
}
static __inline__ void ___arch__swab16s(__u16 *x)
{
*x = ___arch__swab16p(x);
}
#ifdef __s390x__
#define __arch__swab64(x) ___arch__swab64(x)
#define __arch__swab64p(x) ___arch__swab64p(x)
#define __arch__swab64s(x) ___arch__swab64s(x)
#endif /* __s390x__ */
#define __arch__swab32(x) ___arch__swab32(x)
#define __arch__swab16(x) ___arch__swab16(x)
#define __arch__swab32p(x) ___arch__swab32p(x)
#define __arch__swab16p(x) ___arch__swab16p(x)
#define __arch__swab32s(x) ___arch__swab32s(x)
#define __arch__swab16s(x) ___arch__swab16s(x)
#ifndef __s390x__
#if !defined(__STRICT_ANSI__) || defined(__KERNEL__)
# define __BYTEORDER_HAS_U64__
# define __SWAB_64_THRU_32__
#endif
#else /* __s390x__ */
#define __BYTEORDER_HAS_U64__
#endif /* __s390x__ */
#endif /* __GNUC__ */
#include <linux/byteorder/big_endian.h>
#include <linux/byteorder.h>
#endif /* _S390_BYTEORDER_H */

16
arch/s390/include/asm/elf.h
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@@ -120,6 +120,10 @@ typedef s390_compat_regs compat_elf_gregset_t;
#include <asm/system.h> /* for save_access_regs */
#include <asm/mmu_context.h>
#include <asm/vdso.h>
extern unsigned int vdso_enabled;
/*
* This is used to ensure we don't load something for the wrong architecture.
*/
@@ -191,4 +195,16 @@ do { \
current->mm->context.noexec == 0; \
})
#define ARCH_DLINFO \
do { \
if (vdso_enabled) \
NEW_AUX_ENT(AT_SYSINFO_EHDR, \
(unsigned long)current->mm->context.vdso_base); \
} while (0)
struct linux_binprm;
#define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1
int arch_setup_additional_pages(struct linux_binprm *, int);
#endif

4
arch/s390/include/asm/fcx.h
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@@ -248,8 +248,8 @@ struct dcw {
#define TCCB_MAX_SIZE (sizeof(struct tccb_tcah) + \
TCCB_MAX_DCW * sizeof(struct dcw) + \
sizeof(struct tccb_tcat))
#define TCCB_SAC_DEFAULT 0xf901
#define TCCB_SAC_INTRG 0xf902
#define TCCB_SAC_DEFAULT 0x1ffe
#define TCCB_SAC_INTRG 0x1fff
/**
* struct tccb_tcah - Transport-Command-Area Header (TCAH)

8
arch/s390/include/asm/ftrace.h Normal file
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@@ -0,0 +1,8 @@
#ifndef _ASM_S390_FTRACE_H
#define _ASM_S390_FTRACE_H
#ifndef __ASSEMBLY__
extern void _mcount(void);
#endif
#endif /* _ASM_S390_FTRACE_H */

1
arch/s390/include/asm/isc.h
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@@ -17,6 +17,7 @@
#define CHSC_SCH_ISC 7 /* CHSC subchannels */
/* Adapter interrupts. */
#define QDIO_AIRQ_ISC IO_SCH_ISC /* I/O subchannel in qdio mode */
#define AP_ISC 6 /* adjunct processor (crypto) devices */
/* Functions for registration of I/O interruption subclasses */
void isc_register(unsigned int isc);

1
arch/s390/include/asm/mmu.h
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@@ -6,6 +6,7 @@ typedef struct {
struct list_head pgtable_list;
unsigned long asce_bits;
unsigned long asce_limit;
unsigned long vdso_base;
int noexec;
int has_pgste; /* The mmu context has extended page tables */
int alloc_pgste; /* cloned contexts will have extended page tables */

2
arch/s390/include/asm/page.h
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@@ -152,4 +152,6 @@ void arch_alloc_page(struct page *page, int order);
#include <asm-generic/memory_model.h>
#include <asm-generic/page.h>
#define __HAVE_ARCH_GATE_AREA 1
#endif /* _S390_PAGE_H */

5
arch/s390/include/asm/pgalloc.h
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@@ -28,6 +28,8 @@ void disable_noexec(struct mm_struct *, struct task_struct *);
static inline void clear_table(unsigned long *s, unsigned long val, size_t n)
{
typedef struct { char _[n]; } addrtype;
*s = val;
n = (n / 256) - 1;
asm volatile(
@@ -39,7 +41,8 @@ static inline void clear_table(unsigned long *s, unsigned long val, size_t n)
"0: mvc 256(256,%0),0(%0)\n"
" la %0,256(%0)\n"
" brct %1,0b\n"
: "+a" (s), "+d" (n));
: "+a" (s), "+d" (n), "=m" (*(addrtype *) s)
: "m" (*(addrtype *) s));
}
static inline void crst_table_init(unsigned long *crst, unsigned long entry)

4
arch/s390/include/asm/processor.h
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@@ -13,6 +13,7 @@
#ifndef __ASM_S390_PROCESSOR_H
#define __ASM_S390_PROCESSOR_H
#include <linux/linkage.h>
#include <asm/ptrace.h>
#ifdef __KERNEL__
@@ -258,7 +259,7 @@ static inline void enabled_wait(void)
* Function to drop a processor into disabled wait state
*/
static inline void disabled_wait(unsigned long code)
static inline void ATTRIB_NORET disabled_wait(unsigned long code)
{
unsigned long ctl_buf;
psw_t dw_psw;
@@ -322,6 +323,7 @@ static inline void disabled_wait(unsigned long code)
: "=m" (ctl_buf)
: "a" (&dw_psw), "a" (&ctl_buf), "m" (dw_psw) : "cc", "0");
#endif /* __s390x__ */
while (1);
}
/*

16
arch/s390/include/asm/qdio.h
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@@ -373,16 +373,16 @@ struct qdio_initialize {
#define QDIO_FLAG_SYNC_OUTPUT 0x02
#define QDIO_FLAG_PCI_OUT 0x10
extern int qdio_initialize(struct qdio_initialize *init_data);
extern int qdio_allocate(struct qdio_initialize *init_data);
extern int qdio_establish(struct qdio_initialize *init_data);
extern int qdio_initialize(struct qdio_initialize *);
extern int qdio_allocate(struct qdio_initialize *);
extern int qdio_establish(struct qdio_initialize *);
extern int qdio_activate(struct ccw_device *);
extern int do_QDIO(struct ccw_device*, unsigned int flags,
int q_nr, int qidx, int count);
extern int qdio_cleanup(struct ccw_device*, int how);
extern int qdio_shutdown(struct ccw_device*, int how);
extern int do_QDIO(struct ccw_device *cdev, unsigned int callflags,
int q_nr, int bufnr, int count);
extern int qdio_cleanup(struct ccw_device*, int);
extern int qdio_shutdown(struct ccw_device*, int);
extern int qdio_free(struct ccw_device *);
extern struct qdio_ssqd_desc *qdio_get_ssqd_desc(struct ccw_device *cdev);
extern int qdio_get_ssqd_desc(struct ccw_device *dev, struct qdio_ssqd_desc*);
#endif /* __QDIO_H__ */

1
arch/s390/include/asm/sigp.h
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@@ -61,6 +61,7 @@ typedef enum
{
ec_schedule=0,
ec_call_function,
ec_call_function_single,
ec_bit_last
} ec_bit_sig;

5
arch/s390/include/asm/smp.h
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@@ -91,8 +91,9 @@ extern int __cpu_up (unsigned int cpu);
extern struct mutex smp_cpu_state_mutex;
extern int smp_cpu_polarization[];
extern int smp_call_function_mask(cpumask_t mask, void (*func)(void *),
void *info, int wait);
extern void arch_send_call_function_single_ipi(int cpu);
extern void arch_send_call_function_ipi(cpumask_t mask);
#endif
#ifndef CONFIG_SMP

11
arch/s390/include/asm/sysinfo.h
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@@ -118,4 +118,15 @@ static inline int stsi(void *sysinfo, int fc, int sel1, int sel2)
return r0;
}
/*
* Service level reporting interface.
*/
struct service_level {
struct list_head list;
void (*seq_print)(struct seq_file *, struct service_level *);
};
int register_service_level(struct service_level *);
int unregister_service_level(struct service_level *);
#endif /* __ASM_S390_SYSINFO_H */

24
arch/s390/include/asm/system.h
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@@ -12,6 +12,7 @@
#define __ASM_SYSTEM_H
#include <linux/kernel.h>
#include <linux/errno.h>
#include <asm/types.h>
#include <asm/ptrace.h>
#include <asm/setup.h>
@@ -98,13 +99,9 @@ static inline void restore_access_regs(unsigned int *acrs)
prev = __switch_to(prev,next); \
} while (0)
#ifdef CONFIG_VIRT_CPU_ACCOUNTING
extern void account_vtime(struct task_struct *);
extern void account_tick_vtime(struct task_struct *);
extern void account_system_vtime(struct task_struct *);
#else
#define account_vtime(x) do { /* empty */ } while (0)
#endif
#ifdef CONFIG_PFAULT
extern void pfault_irq_init(void);
@@ -413,8 +410,6 @@ __set_psw_mask(unsigned long mask)
#define local_mcck_enable() __set_psw_mask(psw_kernel_bits)
#define local_mcck_disable() __set_psw_mask(psw_kernel_bits & ~PSW_MASK_MCHECK)
int stfle(unsigned long long *list, int doublewords);
#ifdef CONFIG_SMP
extern void smp_ctl_set_bit(int cr, int bit);
@@ -438,6 +433,23 @@ static inline unsigned int stfl(void)
return S390_lowcore.stfl_fac_list;
}
static inline int __stfle(unsigned long long *list, int doublewords)
{
typedef struct { unsigned long long _[doublewords]; } addrtype;
register unsigned long __nr asm("0") = doublewords - 1;
asm volatile(".insn s,0xb2b00000,%0" /* stfle */
: "=m" (*(addrtype *) list), "+d" (__nr) : : "cc");
return __nr + 1;
}
static inline int stfle(unsigned long long *list, int doublewords)
{
if (!(stfl() & (1UL << 24)))
return -EOPNOTSUPP;
return __stfle(list, doublewords);
}
static inline unsigned short stap(void)
{
unsigned short cpu_address;

9
arch/s390/include/asm/timer.h
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@@ -48,18 +48,9 @@ extern int del_virt_timer(struct vtimer_list *timer);
extern void init_cpu_vtimer(void);
extern void vtime_init(void);
#ifdef CONFIG_VIRT_TIMER
extern void vtime_start_cpu_timer(void);
extern void vtime_stop_cpu_timer(void);
#else
static inline void vtime_start_cpu_timer(void) { }
static inline void vtime_stop_cpu_timer(void) { }
#endif /* CONFIG_VIRT_TIMER */
#endif /* __KERNEL__ */
#endif /* _ASM_S390_TIMER_H */

39
arch/s390/include/asm/vdso.h Normal file
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@@ -0,0 +1,39 @@
#ifndef __S390_VDSO_H__
#define __S390_VDSO_H__
#ifdef __KERNEL__
/* Default link addresses for the vDSOs */
#define VDSO32_LBASE 0
#define VDSO64_LBASE 0
#define VDSO_VERSION_STRING LINUX_2.6.26
#ifndef __ASSEMBLY__
/*
* Note about this structure:
*
* NEVER USE THIS IN USERSPACE CODE DIRECTLY. The layout of this
* structure is supposed to be known only to the function in the vdso
* itself and may change without notice.
*/
struct vdso_data {
__u64 tb_update_count; /* Timebase atomicity ctr 0x00 */
__u64 xtime_tod_stamp; /* TOD clock for xtime 0x08 */
__u64 xtime_clock_sec; /* Kernel time 0x10 */
__u64 xtime_clock_nsec; /* 0x18 */
__u64 wtom_clock_sec; /* Wall to monotonic clock 0x20 */
__u64 wtom_clock_nsec; /* 0x28 */
__u32 tz_minuteswest; /* Minutes west of Greenwich 0x30 */
__u32 tz_dsttime; /* Type of dst correction 0x34 */
};
extern struct vdso_data *vdso_data;
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* __S390_VDSO_H__ */