asm volatile("stidp %0" : "=Q" (*ptr));
}
-extern void s390_adjust_jiffies(void);
+void s390_adjust_jiffies(void);
+void s390_update_cpu_mhz(void);
+void cpu_detect_mhz_feature(void);
+
extern const struct seq_operations cpuinfo_op;
extern int sysctl_ieee_emulation_warnings;
extern void execve_tail(void);
* Thread structure
*/
struct thread_struct {
- struct fpu fpu; /* FP and VX register save area */
unsigned int acrs[NUM_ACRS];
unsigned long ksp; /* kernel stack pointer */
mm_segment_t mm_segment;
unsigned long gmap_addr; /* address of last gmap fault. */
+ unsigned int gmap_write_flag; /* gmap fault write indication */
+ unsigned int gmap_int_code; /* int code of last gmap fault */
unsigned int gmap_pfault; /* signal of a pending guest pfault */
struct per_regs per_user; /* User specified PER registers */
struct per_event per_event; /* Cause of the last PER trap */
/* cpu runtime instrumentation */
struct runtime_instr_cb *ri_cb;
unsigned char trap_tdb[256]; /* Transaction abort diagnose block */
+ /*
+ * Warning: 'fpu' is dynamically-sized. It *MUST* be at
+ * the end.
+ */
+ struct fpu fpu; /* FP and VX register save area */
};
/* Flag to disable transactions. */
#define ARCH_MIN_TASKALIGN 8
-extern __vector128 init_task_fpu_regs[__NUM_VXRS];
#define INIT_THREAD { \
.ksp = sizeof(init_stack) + (unsigned long) &init_stack, \
- .fpu.regs = (void *)&init_task_fpu_regs, \
+ .fpu.regs = (void *) init_task.thread.fpu.fprs, \
}
/*
#define cpu_relax_lowlatency() barrier()
+#define ECAG_CACHE_ATTRIBUTE 0
+#define ECAG_CPU_ATTRIBUTE 1
+
+static inline unsigned long __ecag(unsigned int asi, unsigned char parm)
+{
+ unsigned long val;
+
+ asm volatile(".insn rsy,0xeb000000004c,%0,0,0(%1)" /* ecag */
+ : "=d" (val) : "a" (asi << 8 | parm));
+ return val;
+}
+
static inline void psw_set_key(unsigned int key)
{
asm volatile("spka 0(%0)" : : "d" (key));