12 files changed, 71 insertions, 80 deletions

diff --git a/arch/s390/include/asm/compat.h b/arch/s390/include/asm/compat.h
index 01a08020bc0e..104f2007f097 100644
--- a/arch/s390/include/asm/compat.h
+++ b/arch/s390/include/asm/compat.h
@@ -35,7 +35,8 @@
 
 extern long psw32_user_bits;
 
-#define COMPAT_USER_HZ  100
+#define COMPAT_USER_HZ          100
+#define COMPAT_UTS_MACHINE      "s390\0\0\0\0"
 
 typedef u32             compat_size_t;
 typedef s32             compat_ssize_t;
diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h
index dd2d913afcae..fef9b33cdd59 100644
--- a/arch/s390/include/asm/ptrace.h
+++ b/arch/s390/include/asm/ptrace.h
@@ -489,9 +489,6 @@ struct user_regs_struct
  * These are defined as per linux/ptrace.h, which see.
  */
 #define arch_has_single_step()  (1)
-struct task_struct;
-extern void user_enable_single_step(struct task_struct *);
-extern void user_disable_single_step(struct task_struct *);
 extern void show_regs(struct pt_regs * regs);
 
 #define user_mode(regs) (((regs)->psw.mask & PSW_MASK_PSTATE) != 0)
diff --git a/arch/s390/include/asm/qdio.h b/arch/s390/include/asm/qdio.h
index c666bfe5e984..9b04b1102bbc 100644
--- a/arch/s390/include/asm/qdio.h
+++ b/arch/s390/include/asm/qdio.h
@@ -321,11 +321,6 @@ typedef void qdio_handler_t(struct ccw_device *, unsigned int, int,
 #define QDIO_ERROR_ACTIVATE_CHECK_CONDITION     0x40
 #define QDIO_ERROR_SLSB_STATE                   0x80
 
-/* for qdio_initialize */
-#define QDIO_INBOUND_0COPY_SBALS                0x01
-#define QDIO_OUTBOUND_0COPY_SBALS               0x02
-#define QDIO_USE_OUTBOUND_PCIS                  0x04
-
 /* for qdio_cleanup */
 #define QDIO_FLAG_CLEANUP_USING_CLEAR           0x01
 #define QDIO_FLAG_CLEANUP_USING_HALT            0x02
@@ -344,7 +339,6 @@ typedef void qdio_handler_t(struct ccw_device *, unsigned int, int,
  * @input_handler: handler to be called for input queues
  * @output_handler: handler to be called for output queues
  * @int_parm: interruption parameter
- * @flags: initialization flags
  * @input_sbal_addr_array:  address of no_input_qs * 128 pointers
  * @output_sbal_addr_array: address of no_output_qs * 128 pointers
  */
@@ -361,7 +355,6 @@ struct qdio_initialize {
         qdio_handler_t *input_handler;
         qdio_handler_t *output_handler;
         unsigned long int_parm;
-        unsigned long flags;
         void **input_sbal_addr_array;
         void **output_sbal_addr_array;
 };
diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
index 6e9f049fa823..5f0075150a65 100644
--- a/arch/s390/include/asm/unistd.h
+++ b/arch/s390/include/asm/unistd.h
@@ -392,6 +392,7 @@
 #define __ARCH_WANT_SYS_LLSEEK
 #define __ARCH_WANT_SYS_NICE
 #define __ARCH_WANT_SYS_OLD_GETRLIMIT
+#define __ARCH_WANT_SYS_OLD_MMAP
 #define __ARCH_WANT_SYS_OLDUMOUNT
 #define __ARCH_WANT_SYS_SIGPENDING
 #define __ARCH_WANT_SYS_SIGPROCMASK
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index 30de2d0e52bb..672ce52341b4 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -547,7 +547,7 @@ sys32_setdomainname_wrapper:
         .globl  sys32_newuname_wrapper
 sys32_newuname_wrapper:
         llgtr   %r2,%r2                 # struct new_utsname *
-        jg      sys_s390_newuname       # branch to system call
+        jg      sys_newuname            # branch to system call
 
         .globl  compat_sys_adjtimex_wrapper
 compat_sys_adjtimex_wrapper:
diff --git a/arch/s390/kernel/entry.h b/arch/s390/kernel/entry.h
index e1e5e767ab56..eb15c12ec158 100644
--- a/arch/s390/kernel/entry.h
+++ b/arch/s390/kernel/entry.h
@@ -24,17 +24,13 @@ int __cpuinit start_secondary(void *cpuvoid);
 void __init startup_init(void);
 void die(const char * str, struct pt_regs * regs, long err);
 
-struct new_utsname;
-struct mmap_arg_struct;
+struct s390_mmap_arg_struct;
 struct fadvise64_64_args;
 struct old_sigaction;
-struct sel_arg_struct;
 
-long sys_mmap2(struct mmap_arg_struct __user  *arg);
-long sys_s390_old_mmap(struct mmap_arg_struct __user *arg);
-long sys_ipc(uint call, int first, unsigned long second,
+long sys_mmap2(struct s390_mmap_arg_struct __user  *arg);
+long sys_s390_ipc(uint call, int first, unsigned long second,
              unsigned long third, void __user *ptr);
-long sys_s390_newuname(struct new_utsname __user *name);
 long sys_s390_personality(unsigned long personality);
 long sys_s390_fadvise64(int fd, u32 offset_high, u32 offset_low,
                     size_t len, int advice);
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 8b10127c00ad..29f65bce55e1 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -1020,7 +1020,9 @@ out:
         return rc;
 }
 
-static ssize_t __ref rescan_store(struct sysdev_class *class, const char *buf,
+static ssize_t __ref rescan_store(struct sysdev_class *class,
+                                  struct sysdev_class_attribute *attr,
+                                  const char *buf,
                                   size_t count)
 {
         int rc;
@@ -1031,7 +1033,9 @@ static ssize_t __ref rescan_store(struct sysdev_class *class, const char *buf,
 static SYSDEV_CLASS_ATTR(rescan, 0200, NULL, rescan_store);
 #endif /* CONFIG_HOTPLUG_CPU */
 
-static ssize_t dispatching_show(struct sysdev_class *class, char *buf)
+static ssize_t dispatching_show(struct sysdev_class *class,
+                                struct sysdev_class_attribute *attr,
+                                char *buf)
 {
         ssize_t count;
 
@@ -1041,7 +1045,9 @@ static ssize_t dispatching_show(struct sysdev_class *class, char *buf)
         return count;
 }
 
-static ssize_t dispatching_store(struct sysdev_class *dev, const char *buf,
+static ssize_t dispatching_store(struct sysdev_class *dev,
+                                 struct sysdev_class_attribute *attr,
+                                 const char *buf,
                                  size_t count)
 {
         int val, rc;
diff --git a/arch/s390/kernel/sys_s390.c b/arch/s390/kernel/sys_s390.c
index 86a74c9c9e63..7b6b0f81a283 100644
--- a/arch/s390/kernel/sys_s390.c
+++ b/arch/s390/kernel/sys_s390.c
@@ -33,13 +33,12 @@
 #include "entry.h"
 
 /*
- * Perform the select(nd, in, out, ex, tv) and mmap() system
- * calls. Linux for S/390 isn't able to handle more than 5
- * system call parameters, so these system calls used a memory
- * block for parameter passing..
+ * Perform the mmap() system call. Linux for S/390 isn't able to handle more
+ * than 5 system call parameters, so this system call uses a memory block
+ * for parameter passing.
  */
 
-struct mmap_arg_struct {
+struct s390_mmap_arg_struct {
         unsigned long addr;
         unsigned long len;
         unsigned long prot;
@@ -48,9 +47,9 @@ struct mmap_arg_struct {
         unsigned long offset;
 };
 
-SYSCALL_DEFINE1(mmap2, struct mmap_arg_struct __user *, arg)
+SYSCALL_DEFINE1(mmap2, struct s390_mmap_arg_struct __user *, arg)
 {
-        struct mmap_arg_struct a;
+        struct s390_mmap_arg_struct a;
         int error = -EFAULT;
 
         if (copy_from_user(&a, arg, sizeof(a)))
@@ -60,29 +59,12 @@ out:
         return error;
 }
 
-SYSCALL_DEFINE1(s390_old_mmap, struct mmap_arg_struct __user *, arg)
-{
-        struct mmap_arg_struct a;
-        long error = -EFAULT;
-
-        if (copy_from_user(&a, arg, sizeof(a)))
-                goto out;
-
-        error = -EINVAL;
-        if (a.offset & ~PAGE_MASK)
-                goto out;
-
-        error = sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd, a.offset >> PAGE_SHIFT);
-out:
-        return error;
-}
-
 /*
  * sys_ipc() is the de-multiplexer for the SysV IPC calls..
  *
  * This is really horribly ugly.
  */
-SYSCALL_DEFINE5(ipc, uint, call, int, first, unsigned long, second,
+SYSCALL_DEFINE5(s390_ipc, uint, call, int, first, unsigned long, second,
                 unsigned long, third, void __user *, ptr)
 {
         struct ipc_kludge tmp;
@@ -149,17 +131,6 @@ SYSCALL_DEFINE5(ipc, uint, call, int, first, unsigned long, second,
 }
 
 #ifdef CONFIG_64BIT
-SYSCALL_DEFINE1(s390_newuname, struct new_utsname __user *, name)
-{
-        int ret = sys_newuname(name);
-
-        if (personality(current->personality) == PER_LINUX32 && !ret) {
-                ret = copy_to_user(name->machine, "s390\0\0\0\0", 8);
-                if (ret) ret = -EFAULT;
-        }
-        return ret;
-}
-
 SYSCALL_DEFINE1(s390_personality, unsigned long, personality)
 {
         int ret;
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index 30eca070d426..201ce6bed34e 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -98,7 +98,7 @@ SYSCALL(sys_uselib,sys_uselib,sys32_uselib_wrapper)
 SYSCALL(sys_swapon,sys_swapon,sys32_swapon_wrapper)
 SYSCALL(sys_reboot,sys_reboot,sys32_reboot_wrapper)
 SYSCALL(sys_ni_syscall,sys_ni_syscall,old32_readdir_wrapper)    /* old readdir syscall */
-SYSCALL(sys_s390_old_mmap,sys_s390_old_mmap,old32_mmap_wrapper) /* 90 */
+SYSCALL(sys_old_mmap,sys_old_mmap,old32_mmap_wrapper)           /* 90 */
 SYSCALL(sys_munmap,sys_munmap,sys32_munmap_wrapper)
 SYSCALL(sys_truncate,sys_truncate,sys32_truncate_wrapper)
 SYSCALL(sys_ftruncate,sys_ftruncate,sys32_ftruncate_wrapper)
@@ -125,12 +125,12 @@ NI_SYSCALL							/* vm86old for i386 */
 SYSCALL(sys_wait4,sys_wait4,compat_sys_wait4_wrapper)
 SYSCALL(sys_swapoff,sys_swapoff,sys32_swapoff_wrapper)          /* 115 */
 SYSCALL(sys_sysinfo,sys_sysinfo,compat_sys_sysinfo_wrapper)
-SYSCALL(sys_ipc,sys_ipc,sys32_ipc_wrapper)
+SYSCALL(sys_s390_ipc,sys_s390_ipc,sys32_ipc_wrapper)
 SYSCALL(sys_fsync,sys_fsync,sys32_fsync_wrapper)
 SYSCALL(sys_sigreturn,sys_sigreturn,sys32_sigreturn)
 SYSCALL(sys_clone,sys_clone,sys_clone_wrapper)                  /* 120 */
 SYSCALL(sys_setdomainname,sys_setdomainname,sys32_setdomainname_wrapper)
-SYSCALL(sys_newuname,sys_s390_newuname,sys32_newuname_wrapper)
+SYSCALL(sys_newuname,sys_newuname,sys32_newuname_wrapper)
 NI_SYSCALL                                                      /* modify_ldt for i386 */
 SYSCALL(sys_adjtimex,sys_adjtimex,compat_sys_adjtimex_wrapper)
 SYSCALL(sys_mprotect,sys_mprotect,sys32_mprotect_wrapper)       /* 125 */
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index a8f93f1705ad..aa2483e460f3 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -73,15 +73,15 @@ unsigned long long monotonic_clock(void)
 }
 EXPORT_SYMBOL(monotonic_clock);
 
-void tod_to_timeval(__u64 todval, struct timespec *xtime)
+void tod_to_timeval(__u64 todval, struct timespec *xt)
 {
         unsigned long long sec;
 
         sec = todval >> 12;
         do_div(sec, 1000000);
-        xtime->tv_sec = sec;
+        xt->tv_sec = sec;
         todval -= (sec * 1000000) << 12;
-        xtime->tv_nsec = ((todval * 1000) >> 12);
+        xt->tv_nsec = ((todval * 1000) >> 12);
 }
 EXPORT_SYMBOL(tod_to_timeval);
 
@@ -216,8 +216,8 @@ void update_vsyscall(struct timespec *wall_time, struct clocksource *clock,
         ++vdso_data->tb_update_count;
         smp_wmb();
         vdso_data->xtime_tod_stamp = clock->cycle_last;
-        vdso_data->xtime_clock_sec = xtime.tv_sec;
-        vdso_data->xtime_clock_nsec = xtime.tv_nsec;
+        vdso_data->xtime_clock_sec = wall_time->tv_sec;
+        vdso_data->xtime_clock_nsec = wall_time->tv_nsec;
         vdso_data->wtom_clock_sec = wall_to_monotonic.tv_sec;
         vdso_data->wtom_clock_nsec = wall_to_monotonic.tv_nsec;
         smp_wmb();
@@ -1116,14 +1116,18 @@ static struct sys_device etr_port1_dev = {
 /*
  * ETR class attributes
  */
-static ssize_t etr_stepping_port_show(struct sysdev_class *class, char *buf)
+static ssize_t etr_stepping_port_show(struct sysdev_class *class,
+                                        struct sysdev_class_attribute *attr,
+                                        char *buf)
 {
         return sprintf(buf, "%i\n", etr_port0.esw.p);
 }
 
 static SYSDEV_CLASS_ATTR(stepping_port, 0400, etr_stepping_port_show, NULL);
 
-static ssize_t etr_stepping_mode_show(struct sysdev_class *class, char *buf)
+static ssize_t etr_stepping_mode_show(struct sysdev_class *class,
+                                        struct sysdev_class_attribute *attr,
+                                        char *buf)
 {
         char *mode_str;
 
@@ -1584,7 +1588,9 @@ static struct sysdev_class stp_sysclass = {
         .name   = "stp",
 };
 
-static ssize_t stp_ctn_id_show(struct sysdev_class *class, char *buf)
+static ssize_t stp_ctn_id_show(struct sysdev_class *class,
+                                struct sysdev_class_attribute *attr,
+                                char *buf)
 {
         if (!stp_online)
                 return -ENODATA;
@@ -1594,7 +1600,9 @@ static ssize_t stp_ctn_id_show(struct sysdev_class *class, char *buf)
 
 static SYSDEV_CLASS_ATTR(ctn_id, 0400, stp_ctn_id_show, NULL);
 
-static ssize_t stp_ctn_type_show(struct sysdev_class *class, char *buf)
+static ssize_t stp_ctn_type_show(struct sysdev_class *class,
+                                struct sysdev_class_attribute *attr,
+                                char *buf)
 {
         if (!stp_online)
                 return -ENODATA;
@@ -1603,7 +1611,9 @@ static ssize_t stp_ctn_type_show(struct sysdev_class *class, char *buf)
 
 static SYSDEV_CLASS_ATTR(ctn_type, 0400, stp_ctn_type_show, NULL);
 
-static ssize_t stp_dst_offset_show(struct sysdev_class *class, char *buf)
+static ssize_t stp_dst_offset_show(struct sysdev_class *class,
+                                   struct sysdev_class_attribute *attr,
+                                   char *buf)
 {
         if (!stp_online || !(stp_info.vbits & 0x2000))
                 return -ENODATA;
@@ -1612,7 +1622,9 @@ static ssize_t stp_dst_offset_show(struct sysdev_class *class, char *buf)
 
 static SYSDEV_CLASS_ATTR(dst_offset, 0400, stp_dst_offset_show, NULL);
 
-static ssize_t stp_leap_seconds_show(struct sysdev_class *class, char *buf)
+static ssize_t stp_leap_seconds_show(struct sysdev_class *class,
+                                        struct sysdev_class_attribute *attr,
+                                        char *buf)
 {
         if (!stp_online || !(stp_info.vbits & 0x8000))
                 return -ENODATA;
@@ -1621,7 +1633,9 @@ static ssize_t stp_leap_seconds_show(struct sysdev_class *class, char *buf)
 
 static SYSDEV_CLASS_ATTR(leap_seconds, 0400, stp_leap_seconds_show, NULL);
 
-static ssize_t stp_stratum_show(struct sysdev_class *class, char *buf)
+static ssize_t stp_stratum_show(struct sysdev_class *class,
+                                struct sysdev_class_attribute *attr,
+                                char *buf)
 {
         if (!stp_online)
                 return -ENODATA;
@@ -1630,7 +1644,9 @@ static ssize_t stp_stratum_show(struct sysdev_class *class, char *buf)
 
 static SYSDEV_CLASS_ATTR(stratum, 0400, stp_stratum_show, NULL);
 
-static ssize_t stp_time_offset_show(struct sysdev_class *class, char *buf)
+static ssize_t stp_time_offset_show(struct sysdev_class *class,
+                                struct sysdev_class_attribute *attr,
+                                char *buf)
 {
         if (!stp_online || !(stp_info.vbits & 0x0800))
                 return -ENODATA;
@@ -1639,7 +1655,9 @@ static ssize_t stp_time_offset_show(struct sysdev_class *class, char *buf)
 
 static SYSDEV_CLASS_ATTR(time_offset, 0400, stp_time_offset_show, NULL);
 
-static ssize_t stp_time_zone_offset_show(struct sysdev_class *class, char *buf)
+static ssize_t stp_time_zone_offset_show(struct sysdev_class *class,
+                                struct sysdev_class_attribute *attr,
+                                char *buf)
 {
         if (!stp_online || !(stp_info.vbits & 0x4000))
                 return -ENODATA;
@@ -1649,7 +1667,9 @@ static ssize_t stp_time_zone_offset_show(struct sysdev_class *class, char *buf)
 static SYSDEV_CLASS_ATTR(time_zone_offset, 0400,
                          stp_time_zone_offset_show, NULL);
 
-static ssize_t stp_timing_mode_show(struct sysdev_class *class, char *buf)
+static ssize_t stp_timing_mode_show(struct sysdev_class *class,
+                                struct sysdev_class_attribute *attr,
+                                char *buf)
 {
         if (!stp_online)
                 return -ENODATA;
@@ -1658,7 +1678,9 @@ static ssize_t stp_timing_mode_show(struct sysdev_class *class, char *buf)
 
 static SYSDEV_CLASS_ATTR(timing_mode, 0400, stp_timing_mode_show, NULL);
 
-static ssize_t stp_timing_state_show(struct sysdev_class *class, char *buf)
+static ssize_t stp_timing_state_show(struct sysdev_class *class,
+                                struct sysdev_class_attribute *attr,
+                                char *buf)
 {
         if (!stp_online)
                 return -ENODATA;
@@ -1667,12 +1689,15 @@ static ssize_t stp_timing_state_show(struct sysdev_class *class, char *buf)
 
 static SYSDEV_CLASS_ATTR(timing_state, 0400, stp_timing_state_show, NULL);
 
-static ssize_t stp_online_show(struct sysdev_class *class, char *buf)
+static ssize_t stp_online_show(struct sysdev_class *class,
+                                struct sysdev_class_attribute *attr,
+                                char *buf)
 {
         return sprintf(buf, "%i\n", stp_online);
 }
 
 static ssize_t stp_online_store(struct sysdev_class *class,
+                                struct sysdev_class_attribute *attr,
                                 const char *buf, size_t count)
 {
         unsigned int value;
diff --git a/arch/s390/lib/Makefile b/arch/s390/lib/Makefile
index cd54a1c352af..761ab8b56afc 100644
--- a/arch/s390/lib/Makefile
+++ b/arch/s390/lib/Makefile
@@ -2,7 +2,8 @@
 # Makefile for s390-specific library files..
 #
 
-lib-y += delay.o string.o uaccess_std.o uaccess_pt.o usercopy.o
+lib-y += delay.o string.o uaccess_std.o uaccess_pt.o
+obj-y += usercopy.o
 obj-$(CONFIG_32BIT) += div64.o qrnnd.o ucmpdi2.o
 lib-$(CONFIG_64BIT) += uaccess_mvcos.o
 lib-$(CONFIG_SMP) += spinlock.o
diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c
index 76a3637b88e0..f16bd04e39e9 100644
--- a/arch/s390/mm/cmm.c
+++ b/arch/s390/mm/cmm.c
@@ -374,7 +374,7 @@ static struct ctl_table cmm_dir_table[] = {
 #ifdef CONFIG_CMM_IUCV
 #define SMSG_PREFIX "CMM"
 static void
-cmm_smsg_target(char *from, char *msg)
+cmm_smsg_target(const char *from, char *msg)
 {
         long nr, seconds;