8 files changed, 21 insertions, 26 deletions

diff --git a/include/asm-s390/bug.h b/include/asm-s390/bug.h
index 2b8d6d4dffcf..a2e7430aafa6 100644
--- a/include/asm-s390/bug.h
+++ b/include/asm-s390/bug.h
@@ -3,12 +3,15 @@
 
 #include <linux/kernel.h>
 
+#ifdef CONFIG_BUG
 #define BUG() do { \
         printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
         __asm__ __volatile__(".long 0"); \
 } while (0)
 
 #define HAVE_ARCH_BUG
+#endif
+
 #include <asm-generic/bug.h>
 
 #endif
diff --git a/include/asm-s390/cmb.h b/include/asm-s390/cmb.h
index 1bfe2bd630b5..dae1dd4fb937 100644
--- a/include/asm-s390/cmb.h
+++ b/include/asm-s390/cmb.h
@@ -52,7 +52,7 @@ struct cmbdata {
 #define BIODASDREADALLCMB       _IOWR(DASD_IOCTL_LETTER,33,struct cmbdata)
 
 #ifdef __KERNEL__
-
+struct ccw_device;
 /**
  * enable_cmf() - switch on the channel measurement for a specific device
  *  @cdev:      The ccw device to be enabled
diff --git a/include/asm-s390/debug.h b/include/asm-s390/debug.h
index 28ef2354b1b2..6bbcdea42a86 100644
--- a/include/asm-s390/debug.h
+++ b/include/asm-s390/debug.h
@@ -43,7 +43,7 @@ struct __debug_entry{
 #define DEBUG_OFF_LEVEL            -1 /* level where debug is switched off */
 #define DEBUG_FLUSH_ALL            -1 /* parameter to flush all areas */
 #define DEBUG_MAX_VIEWS            10 /* max number of views in proc fs */
-#define DEBUG_MAX_PROCF_LEN        16 /* max length for a proc file name */
+#define DEBUG_MAX_PROCF_LEN        64 /* max length for a proc file name */
 #define DEBUG_DEFAULT_LEVEL        3  /* initial debug level */
 
 #define DEBUG_DIR_ROOT "s390dbf" /* name of debug root directory in proc fs */
diff --git a/include/asm-s390/page.h b/include/asm-s390/page.h
index 614e2a93c703..2be287b9df88 100644
--- a/include/asm-s390/page.h
+++ b/include/asm-s390/page.h
@@ -16,6 +16,8 @@
 #define PAGE_SHIFT      12
 #define PAGE_SIZE       (1UL << PAGE_SHIFT)
 #define PAGE_MASK       (~(PAGE_SIZE-1))
+#define PAGE_DEFAULT_ACC        0
+#define PAGE_DEFAULT_KEY        (PAGE_DEFAULT_ACC << 4)
 
 #ifdef __KERNEL__
 #ifndef __ASSEMBLY__
diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h
index 88c272ca48bf..fb46e9090b50 100644
--- a/include/asm-s390/processor.h
+++ b/include/asm-s390/processor.h
@@ -245,7 +245,7 @@ static inline void enabled_wait(void)
         psw_t wait_psw;
 
         wait_psw.mask = PSW_BASE_BITS | PSW_MASK_IO | PSW_MASK_EXT |
-                PSW_MASK_MCHECK | PSW_MASK_WAIT;
+                PSW_MASK_MCHECK | PSW_MASK_WAIT | PSW_DEFAULT_KEY;
 #ifndef __s390x__
         asm volatile (
                 "    basr %0,0\n"
diff --git a/include/asm-s390/ptrace.h b/include/asm-s390/ptrace.h
index 1dc80666e97e..4eff8f2e3bf1 100644
--- a/include/asm-s390/ptrace.h
+++ b/include/asm-s390/ptrace.h
@@ -185,6 +185,7 @@
 #include <linux/stddef.h>
 #include <linux/types.h>
 #include <asm/setup.h>
+#include <asm/page.h>
 
 typedef union
 {
@@ -235,6 +236,7 @@ typedef struct
 #define PSW_ADDR_INSN           0x7FFFFFFFUL
 
 #define PSW_BASE_BITS           0x00080000UL
+#define PSW_DEFAULT_KEY         (((unsigned long) PAGE_DEFAULT_ACC) << 20)
 
 #define PSW_ASC_PRIMARY         0x00000000UL
 #define PSW_ASC_ACCREG          0x00004000UL
@@ -260,6 +262,7 @@ typedef struct
 
 #define PSW_BASE_BITS           0x0000000180000000UL
 #define PSW_BASE32_BITS         0x0000000080000000UL
+#define PSW_DEFAULT_KEY         (((unsigned long) PAGE_DEFAULT_ACC) << 52)
 
 #define PSW_ASC_PRIMARY         0x0000000000000000UL
 #define PSW_ASC_ACCREG          0x0000400000000000UL
@@ -268,14 +271,15 @@ typedef struct
 
 #define PSW_USER32_BITS (PSW_BASE32_BITS | PSW_MASK_DAT | PSW_ASC_HOME | \
                          PSW_MASK_IO | PSW_MASK_EXT | PSW_MASK_MCHECK | \
-                         PSW_MASK_PSTATE)
+                         PSW_MASK_PSTATE | PSW_DEFAULT_KEY)
 
 #endif /* __s390x__ */
 
-#define PSW_KERNEL_BITS (PSW_BASE_BITS | PSW_MASK_DAT | PSW_ASC_PRIMARY)
+#define PSW_KERNEL_BITS (PSW_BASE_BITS | PSW_MASK_DAT | PSW_ASC_PRIMARY | \
+                         PSW_DEFAULT_KEY)
 #define PSW_USER_BITS   (PSW_BASE_BITS | PSW_MASK_DAT | PSW_ASC_HOME | \
                          PSW_MASK_IO | PSW_MASK_EXT | PSW_MASK_MCHECK | \
-                         PSW_MASK_PSTATE)
+                         PSW_MASK_PSTATE | PSW_DEFAULT_KEY)
 
 /* This macro merges a NEW PSW mask specified by the user into
    the currently active PSW mask CURRENT, modifying only those
@@ -470,6 +474,12 @@ struct user_regs_struct
 extern void show_regs(struct pt_regs * regs);
 #endif
 
+static inline void
+psw_set_key(unsigned int key)
+{
+        asm volatile ( "spka 0(%0)" : : "d" (key) );
+}
+
 #endif /* __ASSEMBLY__ */
 
 #endif /* _S390_PTRACE_H */
diff --git a/include/asm-s390/siginfo.h b/include/asm-s390/siginfo.h
index 72303537b732..e0ff1ab054be 100644
--- a/include/asm-s390/siginfo.h
+++ b/include/asm-s390/siginfo.h
@@ -13,12 +13,6 @@
 #define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
 #endif
 
-#ifdef CONFIG_ARCH_S390X
-#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE/sizeof(int)) - 4)
-#else
-#define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE/sizeof(int)) - 3)
-#endif
-
 #include <asm-generic/siginfo.h>
 
 #endif
diff --git a/include/asm-s390/signal.h b/include/asm-s390/signal.h
index f273cdcd1cf6..bfed83a818cc 100644
--- a/include/asm-s390/signal.h
+++ b/include/asm-s390/signal.h
@@ -117,20 +117,6 @@ typedef unsigned long sigset_t;
 #define MINSIGSTKSZ     2048
 #define SIGSTKSZ        8192
 
-#ifdef __KERNEL__
-
-/*
- * These values of sa_flags are used only by the kernel as part of the
- * irq handling routines.
- *
- * SA_INTERRUPT is also used by the irq handling routines.
- * SA_SHIRQ is for shared interrupt support on PCI and EISA.
- */
-#define SA_PROBE                SA_ONESHOT
-#define SA_SAMPLE_RANDOM        SA_RESTART
-#define SA_SHIRQ                0x04000000
-#endif
-
 #define SIG_BLOCK          0    /* for blocking signals */
 #define SIG_UNBLOCK        1    /* for unblocking signals */
 #define SIG_SETMASK        2    /* for setting the signal mask */