#define PTRACE_OLDSETOPTIONS 21
#ifndef __ASSEMBLY__
-#include <linux/config.h>
#include <linux/stddef.h>
#include <linux/types.h>
#include <asm/setup.h>
+#include <asm/page.h>
typedef union
{
#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
#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
#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_MASK_MCHECK | 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
};
#ifdef __KERNEL__
+#define __ARCH_SYS_PTRACE 1
+
#define user_mode(regs) (((regs)->psw.mask & PSW_MASK_PSTATE) != 0)
#define instruction_pointer(regs) ((regs)->psw.addr & PSW_ADDR_INSN)
#define profile_pc(regs) instruction_pointer(regs)
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 */