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-rw-r--r--include/asm-s390/cio.h4
-rw-r--r--include/asm-s390/cpu.h8
-rw-r--r--include/asm-s390/debug.h5
-rw-r--r--include/asm-s390/extmem.h11
-rw-r--r--include/asm-s390/hardirq.h2
-rw-r--r--include/asm-s390/lowcore.h11
-rw-r--r--include/asm-s390/processor.h7
-rw-r--r--include/asm-s390/smp.h3
-rw-r--r--include/asm-s390/sysinfo.h116
-rw-r--r--include/asm-s390/system.h2
-rw-r--r--include/asm-s390/timex.h13
-rw-r--r--include/asm-s390/tlbflush.h36
-rw-r--r--include/asm-s390/topology.h23
-rw-r--r--include/linux/interrupt.h19
-rw-r--r--include/linux/irq.h10
15 files changed, 231 insertions, 39 deletions
diff --git a/include/asm-s390/cio.h b/include/asm-s390/cio.h
index 123b557c3ff..0818ecd30ca 100644
--- a/include/asm-s390/cio.h
+++ b/include/asm-s390/cio.h
@@ -397,6 +397,10 @@ struct cio_iplinfo {
extern int cio_get_iplinfo(struct cio_iplinfo *iplinfo);
+/* Function from drivers/s390/cio/chsc.c */
+int chsc_sstpc(void *page, unsigned int op, u16 ctrl);
+int chsc_sstpi(void *page, void *result, size_t size);
+
#endif
#endif
diff --git a/include/asm-s390/cpu.h b/include/asm-s390/cpu.h
index 352dde194f3..e5a6a9ba3ad 100644
--- a/include/asm-s390/cpu.h
+++ b/include/asm-s390/cpu.h
@@ -22,4 +22,12 @@ struct s390_idle_data {
DECLARE_PER_CPU(struct s390_idle_data, s390_idle);
+void s390_idle_leave(void);
+
+static inline void s390_idle_check(void)
+{
+ if ((&__get_cpu_var(s390_idle))->in_idle)
+ s390_idle_leave();
+}
+
#endif /* _ASM_S390_CPU_H_ */
diff --git a/include/asm-s390/debug.h b/include/asm-s390/debug.h
index c00dd2b3dc5..335baf4fc64 100644
--- a/include/asm-s390/debug.h
+++ b/include/asm-s390/debug.h
@@ -73,6 +73,7 @@ typedef struct debug_info {
struct dentry* debugfs_entries[DEBUG_MAX_VIEWS];
struct debug_view* views[DEBUG_MAX_VIEWS];
char name[DEBUG_MAX_NAME_LEN];
+ mode_t mode;
} debug_info_t;
typedef int (debug_header_proc_t) (debug_info_t* id,
@@ -122,6 +123,10 @@ debug_entry_t* debug_exception_common(debug_info_t* id, int level,
debug_info_t* debug_register(char* name, int pages, int nr_areas,
int buf_size);
+debug_info_t *debug_register_mode(char *name, int pages, int nr_areas,
+ int buf_size, mode_t mode, uid_t uid,
+ gid_t gid);
+
void debug_unregister(debug_info_t* id);
void debug_set_level(debug_info_t* id, int new_level);
diff --git a/include/asm-s390/extmem.h b/include/asm-s390/extmem.h
index c8802c934b7..33837d75618 100644
--- a/include/asm-s390/extmem.h
+++ b/include/asm-s390/extmem.h
@@ -22,11 +22,12 @@
#define SEGMENT_SHARED 0
#define SEGMENT_EXCLUSIVE 1
-extern int segment_load (char *name,int segtype,unsigned long *addr,unsigned long *length);
-extern void segment_unload(char *name);
-extern void segment_save(char *name);
-extern int segment_type (char* name);
-extern int segment_modify_shared (char *name, int do_nonshared);
+int segment_load (char *name, int segtype, unsigned long *addr, unsigned long *length);
+void segment_unload(char *name);
+void segment_save(char *name);
+int segment_type (char* name);
+int segment_modify_shared (char *name, int do_nonshared);
+void segment_warning(int rc, char *seg_name);
#endif
#endif
diff --git a/include/asm-s390/hardirq.h b/include/asm-s390/hardirq.h
index 31beb18cb3d..4b7cb964ff3 100644
--- a/include/asm-s390/hardirq.h
+++ b/include/asm-s390/hardirq.h
@@ -32,6 +32,6 @@ typedef struct {
#define HARDIRQ_BITS 8
-extern void account_ticks(u64 time);
+void clock_comparator_work(void);
#endif /* __ASM_HARDIRQ_H */
diff --git a/include/asm-s390/lowcore.h b/include/asm-s390/lowcore.h
index 801a6fd35b5..5de3efb3144 100644
--- a/include/asm-s390/lowcore.h
+++ b/include/asm-s390/lowcore.h
@@ -56,6 +56,8 @@
#define __LC_IO_INT_WORD 0x0C0
#define __LC_MCCK_CODE 0x0E8
+#define __LC_LAST_BREAK 0x110
+
#define __LC_RETURN_PSW 0x200
#define __LC_SAVE_AREA 0xC00
@@ -80,7 +82,6 @@
#define __LC_CPUID 0xC60
#define __LC_CPUADDR 0xC68
#define __LC_IPLDEV 0xC7C
-#define __LC_JIFFY_TIMER 0xC80
#define __LC_CURRENT 0xC90
#define __LC_INT_CLOCK 0xC98
#else /* __s390x__ */
@@ -103,7 +104,6 @@
#define __LC_CPUID 0xD80
#define __LC_CPUADDR 0xD88
#define __LC_IPLDEV 0xDB8
-#define __LC_JIFFY_TIMER 0xDC0
#define __LC_CURRENT 0xDD8
#define __LC_INT_CLOCK 0xDE8
#endif /* __s390x__ */
@@ -276,7 +276,7 @@ struct _lowcore
/* entry.S sensitive area end */
/* SMP info area: defined by DJB */
- __u64 jiffy_timer; /* 0xc80 */
+ __u64 clock_comparator; /* 0xc80 */
__u32 ext_call_fast; /* 0xc88 */
__u32 percpu_offset; /* 0xc8c */
__u32 current_task; /* 0xc90 */
@@ -368,11 +368,12 @@ struct _lowcore
/* entry.S sensitive area end */
/* SMP info area: defined by DJB */
- __u64 jiffy_timer; /* 0xdc0 */
+ __u64 clock_comparator; /* 0xdc0 */
__u64 ext_call_fast; /* 0xdc8 */
__u64 percpu_offset; /* 0xdd0 */
__u64 current_task; /* 0xdd8 */
- __u64 softirq_pending; /* 0xde0 */
+ __u32 softirq_pending; /* 0xde0 */
+ __u32 pad_0x0de4; /* 0xde4 */
__u64 int_clock; /* 0xde8 */
__u8 pad12[0xe00-0xdf0]; /* 0xdf0 */
diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h
index 51d88912aa2..8eaf343a12a 100644
--- a/include/asm-s390/processor.h
+++ b/include/asm-s390/processor.h
@@ -175,6 +175,13 @@ extern void task_show_regs(struct seq_file *m, struct task_struct *task);
extern void show_registers(struct pt_regs *regs);
extern void show_code(struct pt_regs *regs);
extern void show_trace(struct task_struct *task, unsigned long *sp);
+#ifdef CONFIG_64BIT
+extern void show_last_breaking_event(struct pt_regs *regs);
+#else
+static inline void show_last_breaking_event(struct pt_regs *regs)
+{
+}
+#endif
unsigned long get_wchan(struct task_struct *p);
#define task_pt_regs(tsk) ((struct pt_regs *) \
diff --git a/include/asm-s390/smp.h b/include/asm-s390/smp.h
index c7b74326a52..6f3821a6a90 100644
--- a/include/asm-s390/smp.h
+++ b/include/asm-s390/smp.h
@@ -90,6 +90,9 @@ extern void __cpu_die (unsigned int cpu);
extern void cpu_die (void) __attribute__ ((noreturn));
extern int __cpu_up (unsigned int cpu);
+extern struct mutex smp_cpu_state_mutex;
+extern int smp_cpu_polarization[];
+
extern int smp_call_function_mask(cpumask_t mask, void (*func)(void *),
void *info, int wait);
#endif
diff --git a/include/asm-s390/sysinfo.h b/include/asm-s390/sysinfo.h
new file mode 100644
index 00000000000..abe10ae15e4
--- /dev/null
+++ b/include/asm-s390/sysinfo.h
@@ -0,0 +1,116 @@
+/*
+ * definition for store system information stsi
+ *
+ * Copyright IBM Corp. 2001,2008
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License (version 2 only)
+ * as published by the Free Software Foundation.
+ *
+ * Author(s): Ulrich Weigand <weigand@de.ibm.com>
+ * Christian Borntraeger <borntraeger@de.ibm.com>
+ */
+
+struct sysinfo_1_1_1 {
+ char reserved_0[32];
+ char manufacturer[16];
+ char type[4];
+ char reserved_1[12];
+ char model_capacity[16];
+ char sequence[16];
+ char plant[4];
+ char model[16];
+ char model_perm_cap[16];
+ char model_temp_cap[16];
+ char model_cap_rating[4];
+ char model_perm_cap_rating[4];
+ char model_temp_cap_rating[4];
+};
+
+struct sysinfo_1_2_1 {
+ char reserved_0[80];
+ char sequence[16];
+ char plant[4];
+ char reserved_1[2];
+ unsigned short cpu_address;
+};
+
+struct sysinfo_1_2_2 {
+ char format;
+ char reserved_0[1];
+ unsigned short acc_offset;
+ char reserved_1[24];
+ unsigned int secondary_capability;
+ unsigned int capability;
+ unsigned short cpus_total;
+ unsigned short cpus_configured;
+ unsigned short cpus_standby;
+ unsigned short cpus_reserved;
+ unsigned short adjustment[0];
+};
+
+struct sysinfo_1_2_2_extension {
+ unsigned int alt_capability;
+ unsigned short alt_adjustment[0];
+};
+
+struct sysinfo_2_2_1 {
+ char reserved_0[80];
+ char sequence[16];
+ char plant[4];
+ unsigned short cpu_id;
+ unsigned short cpu_address;
+};
+
+struct sysinfo_2_2_2 {
+ char reserved_0[32];
+ unsigned short lpar_number;
+ char reserved_1;
+ unsigned char characteristics;
+ unsigned short cpus_total;
+ unsigned short cpus_configured;
+ unsigned short cpus_standby;
+ unsigned short cpus_reserved;
+ char name[8];
+ unsigned int caf;
+ char reserved_2[16];
+ unsigned short cpus_dedicated;
+ unsigned short cpus_shared;
+};
+
+#define LPAR_CHAR_DEDICATED (1 << 7)
+#define LPAR_CHAR_SHARED (1 << 6)
+#define LPAR_CHAR_LIMITED (1 << 5)
+
+struct sysinfo_3_2_2 {
+ char reserved_0[31];
+ unsigned char count;
+ struct {
+ char reserved_0[4];
+ unsigned short cpus_total;
+ unsigned short cpus_configured;
+ unsigned short cpus_standby;
+ unsigned short cpus_reserved;
+ char name[8];
+ unsigned int caf;
+ char cpi[16];
+ char reserved_1[24];
+
+ } vm[8];
+};
+
+static inline int stsi(void *sysinfo, int fc, int sel1, int sel2)
+{
+ register int r0 asm("0") = (fc << 28) | sel1;
+ register int r1 asm("1") = sel2;
+
+ asm volatile(
+ " stsi 0(%2)\n"
+ "0: jz 2f\n"
+ "1: lhi %0,%3\n"
+ "2:\n"
+ EX_TABLE(0b, 1b)
+ : "+d" (r0) : "d" (r1), "a" (sysinfo), "K" (-ENOSYS)
+ : "cc", "memory");
+ return r0;
+}
diff --git a/include/asm-s390/system.h b/include/asm-s390/system.h
index 15aba30601a..92098df4d6e 100644
--- a/include/asm-s390/system.h
+++ b/include/asm-s390/system.h
@@ -406,6 +406,8 @@ __set_psw_mask(unsigned long mask)
#define local_mcck_enable() __set_psw_mask(psw_kernel_bits)
#define local_mcck_disable() __set_psw_mask(psw_kernel_bits & ~PSW_MASK_MCHECK)
+int stfle(unsigned long long *list, int doublewords);
+
#ifdef CONFIG_SMP
extern void smp_ctl_set_bit(int cr, int bit);
diff --git a/include/asm-s390/timex.h b/include/asm-s390/timex.h
index 98229db2431..d744c3d62de 100644
--- a/include/asm-s390/timex.h
+++ b/include/asm-s390/timex.h
@@ -62,16 +62,18 @@ static inline unsigned long long get_clock (void)
return clk;
}
-static inline void get_clock_extended(void *dest)
+static inline unsigned long long get_clock_xt(void)
{
- typedef struct { unsigned long long clk[2]; } __clock_t;
+ unsigned char clk[16];
#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2)
- asm volatile("stcke %0" : "=Q" (*((__clock_t *)dest)) : : "cc");
+ asm volatile("stcke %0" : "=Q" (clk) : : "cc");
#else /* __GNUC__ */
- asm volatile("stcke 0(%1)" : "=m" (*((__clock_t *)dest))
- : "a" ((__clock_t *)dest) : "cc");
+ asm volatile("stcke 0(%1)" : "=m" (clk)
+ : "a" (clk) : "cc");
#endif /* __GNUC__ */
+
+ return *((unsigned long long *)&clk[1]);
}
static inline cycles_t get_cycles(void)
@@ -81,5 +83,6 @@ static inline cycles_t get_cycles(void)
int get_sync_clock(unsigned long long *clock);
void init_cpu_timer(void);
+unsigned long long monotonic_clock(void);
#endif
diff --git a/include/asm-s390/tlbflush.h b/include/asm-s390/tlbflush.h
index 35fb4f9127b..9e57a93d7de 100644
--- a/include/asm-s390/tlbflush.h
+++ b/include/asm-s390/tlbflush.h
@@ -13,12 +13,14 @@ static inline void __tlb_flush_local(void)
asm volatile("ptlb" : : : "memory");
}
+#ifdef CONFIG_SMP
/*
* Flush all tlb entries on all cpus.
*/
+void smp_ptlb_all(void);
+
static inline void __tlb_flush_global(void)
{
- extern void smp_ptlb_all(void);
register unsigned long reg2 asm("2");
register unsigned long reg3 asm("3");
register unsigned long reg4 asm("4");
@@ -39,6 +41,25 @@ static inline void __tlb_flush_global(void)
: : "d" (reg2), "d" (reg3), "d" (reg4), "m" (dummy) : "cc" );
}
+static inline void __tlb_flush_full(struct mm_struct *mm)
+{
+ cpumask_t local_cpumask;
+
+ preempt_disable();
+ /*
+ * If the process only ran on the local cpu, do a local flush.
+ */
+ local_cpumask = cpumask_of_cpu(smp_processor_id());
+ if (cpus_equal(mm->cpu_vm_mask, local_cpumask))
+ __tlb_flush_local();
+ else
+ __tlb_flush_global();
+ preempt_enable();
+}
+#else
+#define __tlb_flush_full(mm) __tlb_flush_local()
+#endif
+
/*
* Flush all tlb entries of a page table on all cpus.
*/
@@ -51,8 +72,6 @@ static inline void __tlb_flush_idte(unsigned long asce)
static inline void __tlb_flush_mm(struct mm_struct * mm)
{
- cpumask_t local_cpumask;
-
if (unlikely(cpus_empty(mm->cpu_vm_mask)))
return;
/*
@@ -69,16 +88,7 @@ static inline void __tlb_flush_mm(struct mm_struct * mm)
mm->context.asce_bits);
return;
}
- preempt_disable();
- /*
- * If the process only ran on the local cpu, do a local flush.
- */
- local_cpumask = cpumask_of_cpu(smp_processor_id());
- if (cpus_equal(mm->cpu_vm_mask, local_cpumask))
- __tlb_flush_local();
- else
- __tlb_flush_global();
- preempt_enable();
+ __tlb_flush_full(mm);
}
static inline void __tlb_flush_mm_cond(struct mm_struct * mm)
diff --git a/include/asm-s390/topology.h b/include/asm-s390/topology.h
index 613aa64019d..8e97b06f298 100644
--- a/include/asm-s390/topology.h
+++ b/include/asm-s390/topology.h
@@ -1,6 +1,29 @@
#ifndef _ASM_S390_TOPOLOGY_H
#define _ASM_S390_TOPOLOGY_H
+#include <linux/cpumask.h>
+
+#define mc_capable() (1)
+
+cpumask_t cpu_coregroup_map(unsigned int cpu);
+
+int topology_set_cpu_management(int fc);
+void topology_schedule_update(void);
+
+#define POLARIZATION_UNKNWN (-1)
+#define POLARIZATION_HRZ (0)
+#define POLARIZATION_VL (1)
+#define POLARIZATION_VM (2)
+#define POLARIZATION_VH (3)
+
+#ifdef CONFIG_SMP
+void s390_init_cpu_topology(void);
+#else
+static inline void s390_init_cpu_topology(void)
+{
+};
+#endif
+
#include <asm-generic/topology.h>
#endif /* _ASM_S390_TOPOLOGY_H */
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index f8ab4ce7056..b5fef13148b 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -102,6 +102,25 @@ extern void disable_irq_nosync(unsigned int irq);
extern void disable_irq(unsigned int irq);
extern void enable_irq(unsigned int irq);
+#if defined(CONFIG_SMP) && defined(CONFIG_GENERIC_HARDIRQS)
+
+extern int irq_set_affinity(unsigned int irq, cpumask_t cpumask);
+extern int irq_can_set_affinity(unsigned int irq);
+
+#else /* CONFIG_SMP */
+
+static inline int irq_set_affinity(unsigned int irq, cpumask_t cpumask)
+{
+ return -EINVAL;
+}
+
+static inline int irq_can_set_affinity(unsigned int irq)
+{
+ return 0;
+}
+
+#endif /* CONFIG_SMP && CONFIG_GENERIC_HARDIRQS */
+
#ifdef CONFIG_GENERIC_HARDIRQS
/*
* Special lockdep variants of irq disabling/enabling.
diff --git a/include/linux/irq.h b/include/linux/irq.h
index 176e5e790a4..1883a85625d 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -228,21 +228,11 @@ static inline void set_pending_irq(unsigned int irq, cpumask_t mask)
#endif /* CONFIG_GENERIC_PENDING_IRQ */
-extern int irq_set_affinity(unsigned int irq, cpumask_t cpumask);
-extern int irq_can_set_affinity(unsigned int irq);
-
#else /* CONFIG_SMP */
#define move_native_irq(x)
#define move_masked_irq(x)
-static inline int irq_set_affinity(unsigned int irq, cpumask_t cpumask)
-{
- return -EINVAL;
-}
-
-static inline int irq_can_set_affinity(unsigned int irq) { return 0; }
-
#endif /* CONFIG_SMP */
#ifdef CONFIG_IRQBALANCE
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-30 12:31:03 +0000