18 files changed, 76 insertions, 42 deletions

diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index 7ae71cc56973..bcd6884985ad 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.33-rc2
-# Mon Jan  4 09:03:07 2010
+# Linux kernel version: 2.6.34-rc3
+# Fri Apr  9 09:57:10 2010
 #
 CONFIG_SCHED_MC=y
 CONFIG_MMU=y
@@ -17,6 +17,7 @@ CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_BUG=y
+CONFIG_GENERIC_BUG_RELATIVE_POINTERS=y
 CONFIG_NO_IOMEM=y
 CONFIG_NO_DMA=y
 CONFIG_GENERIC_LOCKBREAK=y
@@ -62,15 +63,11 @@ CONFIG_TREE_RCU=y
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_FANOUT=64
 # CONFIG_RCU_FANOUT_EXACT is not set
+# CONFIG_RCU_FAST_NO_HZ is not set
 # CONFIG_TREE_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=17
-CONFIG_GROUP_SCHED=y
-CONFIG_FAIR_GROUP_SCHED=y
-# CONFIG_RT_GROUP_SCHED is not set
-CONFIG_USER_SCHED=y
-# CONFIG_CGROUP_SCHED is not set
 CONFIG_CGROUPS=y
 # CONFIG_CGROUP_DEBUG is not set
 CONFIG_CGROUP_NS=y
@@ -79,6 +76,7 @@ CONFIG_CGROUP_NS=y
 # CONFIG_CPUSETS is not set
 # CONFIG_CGROUP_CPUACCT is not set
 # CONFIG_RESOURCE_COUNTERS is not set
+# CONFIG_CGROUP_SCHED is not set
 CONFIG_SYSFS_DEPRECATED=y
 CONFIG_SYSFS_DEPRECATED_V2=y
 # CONFIG_RELAY is not set
@@ -93,6 +91,7 @@ CONFIG_INITRAMFS_SOURCE=""
 CONFIG_RD_GZIP=y
 CONFIG_RD_BZIP2=y
 CONFIG_RD_LZMA=y
+CONFIG_RD_LZO=y
 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
 CONFIG_SYSCTL=y
 CONFIG_ANON_INODES=y
@@ -126,6 +125,7 @@ CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
+CONFIG_TRACEPOINTS=y
 CONFIG_HAVE_OPROFILE=y
 CONFIG_KPROBES=y
 CONFIG_HAVE_SYSCALL_WRAPPERS=y
@@ -134,6 +134,7 @@ CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
+CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y
 CONFIG_HAVE_DEFAULT_NO_SPIN_MUTEXES=y
 
 #
@@ -246,6 +247,7 @@ CONFIG_64BIT=y
 CONFIG_SMP=y
 CONFIG_NR_CPUS=32
 CONFIG_HOTPLUG_CPU=y
+# CONFIG_SCHED_BOOK is not set
 CONFIG_COMPAT=y
 CONFIG_SYSVIPC_COMPAT=y
 CONFIG_AUDIT_ARCH=y
@@ -345,13 +347,13 @@ CONFIG_PM_SLEEP=y
 CONFIG_HIBERNATION=y
 CONFIG_PM_STD_PARTITION=""
 # CONFIG_PM_RUNTIME is not set
+CONFIG_PM_OPS=y
 CONFIG_NET=y
 
 #
 # Networking options
 #
 CONFIG_PACKET=y
-# CONFIG_PACKET_MMAP is not set
 CONFIG_UNIX=y
 CONFIG_XFRM=y
 # CONFIG_XFRM_USER is not set
@@ -529,6 +531,7 @@ CONFIG_NET_SCH_FIFO=y
 #
 # CONFIG_NET_PKTGEN is not set
 # CONFIG_NET_TCPPROBE is not set
+# CONFIG_NET_DROP_MONITOR is not set
 CONFIG_CAN=m
 CONFIG_CAN_RAW=m
 CONFIG_CAN_BCM=m
@@ -605,6 +608,7 @@ CONFIG_MISC_DEVICES=y
 #
 # SCSI device support
 #
+CONFIG_SCSI_MOD=y
 # CONFIG_RAID_ATTRS is not set
 CONFIG_SCSI=y
 # CONFIG_SCSI_DMA is not set
@@ -863,6 +867,7 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_BEFS_FS is not set
 # CONFIG_BFS_FS is not set
 # CONFIG_EFS_FS is not set
+# CONFIG_LOGFS is not set
 # CONFIG_CRAMFS is not set
 # CONFIG_SQUASHFS is not set
 # CONFIG_VXFS_FS is not set
@@ -891,6 +896,7 @@ CONFIG_SUNRPC=y
 # CONFIG_RPCSEC_GSS_KRB5 is not set
 # CONFIG_RPCSEC_GSS_SPKM3 is not set
 # CONFIG_SMB_FS is not set
+# CONFIG_CEPH_FS is not set
 # CONFIG_CIFS is not set
 # CONFIG_NCP_FS is not set
 # CONFIG_CODA_FS is not set
@@ -952,6 +958,7 @@ CONFIG_DEBUG_MUTEXES=y
 # CONFIG_LOCK_STAT is not set
 CONFIG_DEBUG_SPINLOCK_SLEEP=y
 # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
+CONFIG_STACKTRACE=y
 # CONFIG_DEBUG_KOBJECT is not set
 CONFIG_DEBUG_BUGVERBOSE=y
 # CONFIG_DEBUG_INFO is not set
@@ -973,12 +980,17 @@ CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 # CONFIG_DEBUG_PAGEALLOC is not set
+CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
 CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
+CONFIG_RING_BUFFER=y
+CONFIG_EVENT_TRACING=y
+CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
@@ -995,10 +1007,15 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+CONFIG_KPROBE_EVENT=y
+# CONFIG_RING_BUFFER_BENCHMARK is not set
 # CONFIG_DYNAMIC_DEBUG is not set
 CONFIG_SAMPLES=y
+# CONFIG_SAMPLE_TRACEPOINTS is not set
+# CONFIG_SAMPLE_TRACE_EVENTS is not set
 # CONFIG_SAMPLE_KOBJECT is not set
 # CONFIG_SAMPLE_KPROBES is not set
+# CONFIG_DEBUG_STRICT_USER_COPY_CHECKS is not set
 
 #
 # Security options
@@ -1032,6 +1049,7 @@ CONFIG_CRYPTO_MANAGER=y
 CONFIG_CRYPTO_MANAGER2=y
 CONFIG_CRYPTO_GF128MUL=m
 # CONFIG_CRYPTO_NULL is not set
+# CONFIG_CRYPTO_PCRYPT is not set
 CONFIG_CRYPTO_WORKQUEUE=y
 # CONFIG_CRYPTO_CRYPTD is not set
 CONFIG_CRYPTO_AUTHENC=m
@@ -1119,7 +1137,7 @@ CONFIG_CRYPTO_SHA512_S390=m
 # CONFIG_CRYPTO_DES_S390 is not set
 # CONFIG_CRYPTO_AES_S390 is not set
 CONFIG_S390_PRNG=m
-# CONFIG_BINARY_PRINTF is not set
+CONFIG_BINARY_PRINTF=y
 
 #
 # Library routines
@@ -1136,14 +1154,16 @@ CONFIG_LIBCRC32C=m
 CONFIG_ZLIB_INFLATE=y
 CONFIG_ZLIB_DEFLATE=m
 CONFIG_LZO_COMPRESS=m
-CONFIG_LZO_DECOMPRESS=m
+CONFIG_LZO_DECOMPRESS=y
 CONFIG_DECOMPRESS_GZIP=y
 CONFIG_DECOMPRESS_BZIP2=y
 CONFIG_DECOMPRESS_LZMA=y
+CONFIG_DECOMPRESS_LZO=y
 CONFIG_NLATTR=y
 CONFIG_HAVE_KVM=y
 CONFIG_VIRTUALIZATION=y
 CONFIG_KVM=m
+# CONFIG_VHOST_NET is not set
 CONFIG_VIRTIO=y
 CONFIG_VIRTIO_RING=y
 CONFIG_VIRTIO_BALLOON=m
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 9b5b9189c15e..89a504c3f12e 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -105,7 +105,7 @@ extern char empty_zero_page[PAGE_SIZE];
 #ifndef __ASSEMBLY__
 /*
  * The vmalloc area will always be on the topmost area of the kernel
- * mapping. We reserve 96MB (31bit) / 1GB (64bit) for vmalloc,
+ * mapping. We reserve 96MB (31bit) / 128GB (64bit) for vmalloc,
  * which should be enough for any sane case.
  * By putting vmalloc at the top, we maximise the gap between physical
  * memory and vmalloc to catch misplaced memory accesses. As a side
@@ -120,8 +120,8 @@ extern unsigned long VMALLOC_START;
 #define VMALLOC_END     0x7e000000UL
 #define VMEM_MAP_END    0x80000000UL
 #else /* __s390x__ */
-#define VMALLOC_SIZE    (1UL << 30)
-#define VMALLOC_END     0x3e040000000UL
+#define VMALLOC_SIZE    (128UL << 30)
+#define VMALLOC_END     0x3e000000000UL
 #define VMEM_MAP_END    0x40000000000UL
 #endif /* __s390x__ */
 
diff --git a/arch/s390/include/asm/vdso.h b/arch/s390/include/asm/vdso.h
index 4a76d9480cce..533f35751aeb 100644
--- a/arch/s390/include/asm/vdso.h
+++ b/arch/s390/include/asm/vdso.h
@@ -29,6 +29,7 @@ struct vdso_data {
         __u32 tz_minuteswest;           /* Minutes west of Greenwich    0x30 */
         __u32 tz_dsttime;               /* Type of dst correction       0x34 */
         __u32 ectg_available;
+        __u32 ntp_mult;                 /* NTP adjusted multiplier      0x3C */
 };
 
 struct vdso_per_cpu_data {
diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c
index 08db736dded0..a09408952ed0 100644
--- a/arch/s390/kernel/asm-offsets.c
+++ b/arch/s390/kernel/asm-offsets.c
@@ -61,6 +61,7 @@ int main(void)
         DEFINE(__VDSO_WTOM_NSEC, offsetof(struct vdso_data, wtom_clock_nsec));
         DEFINE(__VDSO_TIMEZONE, offsetof(struct vdso_data, tz_minuteswest));
         DEFINE(__VDSO_ECTG_OK, offsetof(struct vdso_data, ectg_available));
+        DEFINE(__VDSO_NTP_MULT, offsetof(struct vdso_data, ntp_mult));
         DEFINE(__VDSO_ECTG_BASE, offsetof(struct vdso_per_cpu_data, ectg_timer_base));
         DEFINE(__VDSO_ECTG_USER, offsetof(struct vdso_per_cpu_data, ectg_user_time));
         /* constants used by the vdso */
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c
index 31d618a443af..2d92c2cf92d7 100644
--- a/arch/s390/kernel/early.c
+++ b/arch/s390/kernel/early.c
@@ -82,7 +82,8 @@ asm(
         "       lm      6,15,24(15)\n"
 #endif
         "       br      14\n"
-        "       .size   savesys_ipl_nss, .-savesys_ipl_nss\n");
+        "       .size   savesys_ipl_nss, .-savesys_ipl_nss\n"
+        "       .previous\n");
 
 static __initdata char upper_command_line[COMMAND_LINE_SIZE];
 
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 4348f9bc5393..6af7045280a8 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -964,7 +964,7 @@ cleanup_critical:
         clc     4(4,%r12),BASED(cleanup_table_io_work_loop)
         bl      BASED(0f)
         clc     4(4,%r12),BASED(cleanup_table_io_work_loop+4)
-        bl      BASED(cleanup_io_return)
+        bl      BASED(cleanup_io_work_loop)
 0:
         br      %r14
 
@@ -1039,6 +1039,12 @@ cleanup_sysc_leave_insn:
 
 cleanup_io_return:
         mvc     __LC_RETURN_PSW(4),0(%r12)
+        mvc     __LC_RETURN_PSW+4(4),BASED(cleanup_table_io_return)
+        la      %r12,__LC_RETURN_PSW
+        br      %r14
+
+cleanup_io_work_loop:
+        mvc     __LC_RETURN_PSW(4),0(%r12)
         mvc     __LC_RETURN_PSW+4(4),BASED(cleanup_table_io_work_loop)
         la      %r12,__LC_RETURN_PSW
         br      %r14
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S
index 29fd0f1e6ec4..52106d53271c 100644
--- a/arch/s390/kernel/entry64.S
+++ b/arch/s390/kernel/entry64.S
@@ -946,7 +946,7 @@ cleanup_critical:
         clc     8(8,%r12),BASED(cleanup_table_io_work_loop)
         jl      0f
         clc     8(8,%r12),BASED(cleanup_table_io_work_loop+8)
-        jl      cleanup_io_return
+        jl      cleanup_io_work_loop
 0:
         br      %r14
 
@@ -1021,6 +1021,12 @@ cleanup_sysc_leave_insn:
 
 cleanup_io_return:
         mvc     __LC_RETURN_PSW(8),0(%r12)
+        mvc     __LC_RETURN_PSW+8(8),BASED(cleanup_table_io_return)
+        la      %r12,__LC_RETURN_PSW
+        br      %r14
+
+cleanup_io_work_loop:
+        mvc     __LC_RETURN_PSW(8),0(%r12)
         mvc     __LC_RETURN_PSW+8(8),BASED(cleanup_table_io_work_loop)
         la      %r12,__LC_RETURN_PSW
         br      %r14
diff --git a/arch/s390/kernel/head31.S b/arch/s390/kernel/head31.S
index 1bbcc499d455..b8f8dc126102 100644
--- a/arch/s390/kernel/head31.S
+++ b/arch/s390/kernel/head31.S
@@ -82,7 +82,7 @@ startup_continue:
 _ehead:
 
 #ifdef CONFIG_SHARED_KERNEL
-        .org    0x100000
+        .org    0x100000 - 0x11000      # head.o ends at 0x11000
 #endif
 
 #
diff --git a/arch/s390/kernel/head64.S b/arch/s390/kernel/head64.S
index 1f70970de0aa..cdef68717416 100644
--- a/arch/s390/kernel/head64.S
+++ b/arch/s390/kernel/head64.S
@@ -80,7 +80,7 @@ startup_continue:
 _ehead:
 
 #ifdef CONFIG_SHARED_KERNEL
-        .org    0x100000
+        .org    0x100000 - 0x11000      # head.o ends at 0x11000
 #endif
 
 #
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index 33fdc5a79764..9f654da4cecc 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -640,7 +640,7 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
 
 asmlinkage long do_syscall_trace_enter(struct pt_regs *regs)
 {
-        long ret;
+        long ret = 0;
 
         /* Do the secure computing check first. */
         secure_computing(regs->gprs[2]);
@@ -649,7 +649,6 @@ asmlinkage long do_syscall_trace_enter(struct pt_regs *regs)
          * The sysc_tracesys code in entry.S stored the system
          * call number to gprs[2].
          */
-        ret = regs->gprs[2];
         if (test_thread_flag(TIF_SYSCALL_TRACE) &&
             (tracehook_report_syscall_entry(regs) ||
              regs->gprs[2] >= NR_syscalls)) {
@@ -671,7 +670,7 @@ asmlinkage long do_syscall_trace_enter(struct pt_regs *regs)
                                     regs->gprs[2], regs->orig_gpr2,
                                     regs->gprs[3], regs->gprs[4],
                                     regs->gprs[5]);
-        return ret;
+        return ret ?: regs->gprs[2];
 }
 
 asmlinkage void do_syscall_trace_exit(struct pt_regs *regs)
diff --git a/arch/s390/kernel/swsusp_asm64.S b/arch/s390/kernel/swsusp_asm64.S
index b354427e03b7..c56d3f56d020 100644
--- a/arch/s390/kernel/swsusp_asm64.S
+++ b/arch/s390/kernel/swsusp_asm64.S
@@ -256,6 +256,9 @@ restore_registers:
         lghi    %r2,0
         brasl   %r14,arch_set_page_states
 
+        /* Reinitialize the channel subsystem */
+        brasl   %r14,channel_subsystem_reinit
+
         /* Return 0 */
         lmg     %r6,%r15,STACK_FRAME_OVERHEAD + __SF_GPRS(%r15)
         lghi    %r2,0
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index fba6dec156bf..d906bf19c14a 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -221,6 +221,7 @@ void update_vsyscall(struct timespec *wall_time, struct clocksource *clock,
         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;
+        vdso_data->ntp_mult = mult;
         smp_wmb();
         ++vdso_data->tb_update_count;
 }
diff --git a/arch/s390/kernel/topology.c b/arch/s390/kernel/topology.c
index 14ef6f05e432..247b4c2d1e51 100644
--- a/arch/s390/kernel/topology.c
+++ b/arch/s390/kernel/topology.c
@@ -165,10 +165,11 @@ static void tl_to_cores(struct tl_info *info)
                 default:
                         clear_cores();
                         machine_has_topology = 0;
-                        return;
+                        goto out;
                 }
                 tle = next_tle(tle);
         }
+out:
         spin_unlock_irq(&topology_lock);
 }
 
diff --git a/arch/s390/kernel/vdso32/clock_gettime.S b/arch/s390/kernel/vdso32/clock_gettime.S
index 4a98909a8310..969643954273 100644
--- a/arch/s390/kernel/vdso32/clock_gettime.S
+++ b/arch/s390/kernel/vdso32/clock_gettime.S
@@ -38,13 +38,13 @@ __kernel_clock_gettime:
         sl      %r1,__VDSO_XTIME_STAMP+4(%r5)
         brc     3,2f
         ahi     %r0,-1
-2:      mhi     %r0,1000                        /* cyc2ns(clock,cycle_delta) */
+2:      ms      %r0,__VDSO_NTP_MULT(%r5)        /* cyc2ns(clock,cycle_delta) */
         lr      %r2,%r0
-        lhi     %r0,1000
+        l       %r0,__VDSO_NTP_MULT(%r5)
         ltr     %r1,%r1
         mr      %r0,%r0
         jnm     3f
-        ahi     %r0,1000
+        a       %r0,__VDSO_NTP_MULT(%r5)
 3:      alr     %r0,%r2
         srdl    %r0,12
         al      %r0,__VDSO_XTIME_NSEC(%r5)      /*  + xtime */
@@ -86,13 +86,13 @@ __kernel_clock_gettime:
         sl      %r1,__VDSO_XTIME_STAMP+4(%r5)
         brc     3,12f
         ahi     %r0,-1
-12:     mhi     %r0,1000                        /* cyc2ns(clock,cycle_delta) */
+12:     ms      %r0,__VDSO_NTP_MULT(%r5)        /* cyc2ns(clock,cycle_delta) */
         lr      %r2,%r0
-        lhi     %r0,1000
+        l       %r0,__VDSO_NTP_MULT(%r5)
         ltr     %r1,%r1
         mr      %r0,%r0
         jnm     13f
-        ahi     %r0,1000
+        a       %r0,__VDSO_NTP_MULT(%r5)
 13:     alr     %r0,%r2
         srdl    %r0,12
         al      %r0,__VDSO_XTIME_NSEC(%r5)      /*  + xtime */
diff --git a/arch/s390/kernel/vdso32/gettimeofday.S b/arch/s390/kernel/vdso32/gettimeofday.S
index ad8acfc949fb..2d3633175e3b 100644
--- a/arch/s390/kernel/vdso32/gettimeofday.S
+++ b/arch/s390/kernel/vdso32/gettimeofday.S
@@ -35,13 +35,13 @@ __kernel_gettimeofday:
         sl      %r1,__VDSO_XTIME_STAMP+4(%r5)
         brc     3,3f
         ahi     %r0,-1
-3:      mhi     %r0,1000                        /* cyc2ns(clock,cycle_delta) */
+3:      ms      %r0,__VDSO_NTP_MULT(%r5)        /* cyc2ns(clock,cycle_delta) */
         st      %r0,24(%r15)
-        lhi     %r0,1000
+        l       %r0,__VDSO_NTP_MULT(%r5)
         ltr     %r1,%r1
         mr      %r0,%r0
         jnm     4f
-        ahi     %r0,1000
+        a       %r0,__VDSO_NTP_MULT(%r5)
 4:      al      %r0,24(%r15)
         srdl    %r0,12
         al      %r0,__VDSO_XTIME_NSEC(%r5)      /*  + xtime */
diff --git a/arch/s390/kernel/vdso64/clock_gettime.S b/arch/s390/kernel/vdso64/clock_gettime.S
index 49106c6e6f88..f40467884a03 100644
--- a/arch/s390/kernel/vdso64/clock_gettime.S
+++ b/arch/s390/kernel/vdso64/clock_gettime.S
@@ -36,7 +36,7 @@ __kernel_clock_gettime:
         stck    48(%r15)                        /* Store TOD clock */
         lg      %r1,48(%r15)
         sg      %r1,__VDSO_XTIME_STAMP(%r5)     /* TOD - cycle_last */
-        mghi    %r1,1000
+        msgf    %r1,__VDSO_NTP_MULT(%r5)        /*  * NTP adjustment */
         srlg    %r1,%r1,12                      /* cyc2ns(clock,cycle_delta) */
         alg     %r1,__VDSO_XTIME_NSEC(%r5)      /*  + xtime */
         lg      %r0,__VDSO_XTIME_SEC(%r5)
@@ -64,7 +64,7 @@ __kernel_clock_gettime:
         stck    48(%r15)                        /* Store TOD clock */
         lg      %r1,48(%r15)
         sg      %r1,__VDSO_XTIME_STAMP(%r5)     /* TOD - cycle_last */
-        mghi    %r1,1000
+        msgf    %r1,__VDSO_NTP_MULT(%r5)        /*  * NTP adjustment */
         srlg    %r1,%r1,12                      /* cyc2ns(clock,cycle_delta) */
         alg     %r1,__VDSO_XTIME_NSEC(%r5)      /*  + xtime */
         lg      %r0,__VDSO_XTIME_SEC(%r5)
diff --git a/arch/s390/kernel/vdso64/gettimeofday.S b/arch/s390/kernel/vdso64/gettimeofday.S
index f873e75634e1..36ee674722ec 100644
--- a/arch/s390/kernel/vdso64/gettimeofday.S
+++ b/arch/s390/kernel/vdso64/gettimeofday.S
@@ -31,7 +31,7 @@ __kernel_gettimeofday:
         stck    48(%r15)                        /* Store TOD clock */
         lg      %r1,48(%r15)
         sg      %r1,__VDSO_XTIME_STAMP(%r5)     /* TOD - cycle_last */
-        mghi    %r1,1000
+        msgf    %r1,__VDSO_NTP_MULT(%r5)        /*  * NTP adjustment */
         srlg    %r1,%r1,12                      /* cyc2ns(clock,cycle_delta) */
         alg     %r1,__VDSO_XTIME_NSEC(%r5)      /*  + xtime.tv_nsec */
         lg      %r0,__VDSO_XTIME_SEC(%r5)       /* xtime.tv_sec */
diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c
index 8ea3144b45b8..90165e7ca04e 100644
--- a/arch/s390/mm/vmem.c
+++ b/arch/s390/mm/vmem.c
@@ -71,12 +71,8 @@ static pte_t __ref *vmem_pte_alloc(void)
                 pte = alloc_bootmem(PTRS_PER_PTE * sizeof(pte_t));
         if (!pte)
                 return NULL;
-        if (MACHINE_HAS_HPAGE)
-                clear_table((unsigned long *) pte, _PAGE_TYPE_EMPTY | _PAGE_CO,
-                            PTRS_PER_PTE * sizeof(pte_t));
-        else
-                clear_table((unsigned long *) pte, _PAGE_TYPE_EMPTY,
-                            PTRS_PER_PTE * sizeof(pte_t));
+        clear_table((unsigned long *) pte, _PAGE_TYPE_EMPTY,
+                    PTRS_PER_PTE * sizeof(pte_t));
         return pte;
 }
 
@@ -117,8 +113,7 @@ static int vmem_add_mem(unsigned long start, unsigned long size, int ro)
                 if (MACHINE_HAS_HPAGE && !(address & ~HPAGE_MASK) &&
                     (address + HPAGE_SIZE <= start + size) &&
                     (address >= HPAGE_SIZE)) {
-                        pte_val(pte) |= _SEGMENT_ENTRY_LARGE |
-                                        _SEGMENT_ENTRY_CO;
+                        pte_val(pte) |= _SEGMENT_ENTRY_LARGE;
                         pmd_val(*pm_dir) = pte_val(pte);
                         address += HPAGE_SIZE - PAGE_SIZE;
                         continue;