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-rw-r--r--include/asm-s390/ccwdev.h9
-rw-r--r--include/asm-s390/dma-mapping.h2
-rw-r--r--include/asm-s390/elf.h7
-rw-r--r--include/asm-s390/ipl.h2
-rw-r--r--include/asm-s390/kdebug.h42
-rw-r--r--include/asm-s390/kexec.h2
-rw-r--r--include/asm-s390/kprobes.h16
-rw-r--r--include/asm-s390/lowcore.h10
-rw-r--r--include/asm-s390/mmu_context.h2
-rw-r--r--include/asm-s390/param.h2
-rw-r--r--include/asm-s390/poll.h36
-rw-r--r--include/asm-s390/qdio.h1
-rw-r--r--include/asm-s390/smp.h1
-rw-r--r--include/asm-s390/unistd.h21
14 files changed, 58 insertions, 95 deletions
diff --git a/include/asm-s390/ccwdev.h b/include/asm-s390/ccwdev.h
index cfc81533b9ba..4c2e1710f157 100644
--- a/include/asm-s390/ccwdev.h
+++ b/include/asm-s390/ccwdev.h
@@ -16,6 +16,7 @@
/* structs from asm/cio.h */
struct irb;
struct ccw1;
+struct ccw_dev_id;
/* simplified initializers for struct ccw_device:
* CCW_DEVICE and CCW_DEVICE_DEVTYPE initialize one
@@ -164,9 +165,9 @@ extern int ccw_device_resume(struct ccw_device *);
extern int ccw_device_halt(struct ccw_device *, unsigned long);
extern int ccw_device_clear(struct ccw_device *, unsigned long);
-extern int read_dev_chars(struct ccw_device *cdev, void **buffer, int length);
-extern int read_conf_data(struct ccw_device *cdev, void **buffer, int *length);
-extern int read_conf_data_lpm(struct ccw_device *cdev, void **buffer,
+extern int __deprecated read_dev_chars(struct ccw_device *cdev, void **buffer, int length);
+extern int __deprecated read_conf_data(struct ccw_device *cdev, void **buffer, int *length);
+extern int __deprecated read_conf_data_lpm(struct ccw_device *cdev, void **buffer,
int *length, __u8 lpm);
extern int ccw_device_set_online(struct ccw_device *cdev);
@@ -175,6 +176,7 @@ extern int ccw_device_set_offline(struct ccw_device *cdev);
extern struct ciw *ccw_device_get_ciw(struct ccw_device *, __u32 cmd);
extern __u8 ccw_device_get_path_mask(struct ccw_device *);
+extern void ccw_device_get_id(struct ccw_device *, struct ccw_dev_id *);
#define get_ccwdev_lock(x) (x)->ccwlock
@@ -184,7 +186,6 @@ extern __u8 ccw_device_get_path_mask(struct ccw_device *);
extern struct ccw_device *ccw_device_probe_console(void);
// FIXME: these have to go
-extern int _ccw_device_get_device_number(struct ccw_device *);
extern int _ccw_device_get_subchannel_number(struct ccw_device *);
extern void *ccw_device_get_chp_desc(struct ccw_device *, int);
diff --git a/include/asm-s390/dma-mapping.h b/include/asm-s390/dma-mapping.h
index 09bb7b04f967..3f8c12fde0f0 100644
--- a/include/asm-s390/dma-mapping.h
+++ b/include/asm-s390/dma-mapping.h
@@ -9,6 +9,4 @@
#ifndef _ASM_DMA_MAPPING_H
#define _ASM_DMA_MAPPING_H
-#include <asm-generic/dma-mapping-broken.h>
-
#endif /* _ASM_DMA_MAPPING_H */
diff --git a/include/asm-s390/elf.h b/include/asm-s390/elf.h
index c0d629d61d3e..91d06325cc79 100644
--- a/include/asm-s390/elf.h
+++ b/include/asm-s390/elf.h
@@ -188,7 +188,8 @@ static inline int dump_task_fpu(struct task_struct *tsk, elf_fpregset_t *fpregs)
/* This yields a mask that user programs can use to figure out what
instruction set this CPU supports. */
-#define ELF_HWCAP (0)
+extern unsigned long elf_hwcap;
+#define ELF_HWCAP (elf_hwcap)
/* This yields a string that ld.so will use to load implementation
specific libraries for optimization. This is more specific in
@@ -197,7 +198,9 @@ static inline int dump_task_fpu(struct task_struct *tsk, elf_fpregset_t *fpregs)
For the moment, we have only optimizations for the Intel generations,
but that could change... */
-#define ELF_PLATFORM (NULL)
+#define ELF_PLATFORM_SIZE 8
+extern char elf_platform[];
+#define ELF_PLATFORM (elf_platform)
#ifndef __s390x__
#define SET_PERSONALITY(ex, ibcs2) set_personality((ibcs2)?PER_SVR4:PER_LINUX)
diff --git a/include/asm-s390/ipl.h b/include/asm-s390/ipl.h
index bdcd448d43fb..2c40fd3a137f 100644
--- a/include/asm-s390/ipl.h
+++ b/include/asm-s390/ipl.h
@@ -79,8 +79,8 @@ struct ipl_parameter_block {
* IPL validity flags
*/
extern u32 ipl_flags;
-
extern u32 dump_prefix_page;
+extern unsigned int zfcpdump_prefix_array[];
extern void do_reipl(void);
extern void ipl_save_parameters(void);
diff --git a/include/asm-s390/kdebug.h b/include/asm-s390/kdebug.h
index 1b50f89819a4..04418af08f85 100644
--- a/include/asm-s390/kdebug.h
+++ b/include/asm-s390/kdebug.h
@@ -8,23 +8,19 @@
struct pt_regs;
-struct die_args {
- struct pt_regs *regs;
- const char *str;
- long err;
- int trapnr;
- int signr;
-};
-
-/* Note - you should never unregister because that can race with NMIs.
- * If you really want to do it first unregister - then synchronize_sched
- * - then free.
+/*
+ * These are only here because kprobes.c wants them to implement a
+ * blatant layering violation. Will hopefully go away soon once all
+ * architectures are updated.
*/
-extern int register_die_notifier(struct notifier_block *);
-extern int unregister_die_notifier(struct notifier_block *);
-extern int register_page_fault_notifier(struct notifier_block *);
-extern int unregister_page_fault_notifier(struct notifier_block *);
-extern struct atomic_notifier_head s390die_chain;
+static inline int register_page_fault_notifier(struct notifier_block *nb)
+{
+ return 0;
+}
+static inline int unregister_page_fault_notifier(struct notifier_block *nb)
+{
+ return 0;
+}
enum die_val {
DIE_OOPS = 1,
@@ -39,22 +35,8 @@ enum die_val {
DIE_GPF,
DIE_CALL,
DIE_NMI_IPI,
- DIE_PAGE_FAULT,
};
-static inline int notify_die(enum die_val val, const char *str,
- struct pt_regs *regs, long err, int trap, int sig)
-{
- struct die_args args = {
- .regs = regs,
- .str = str,
- .err = err,
- .trapnr = trap,
- .signr = sig
- };
- return atomic_notifier_call_chain(&s390die_chain, val, &args);
-}
-
extern void die(const char *, struct pt_regs *, long);
#endif
diff --git a/include/asm-s390/kexec.h b/include/asm-s390/kexec.h
index 9c35c8ad1afd..7592af708b41 100644
--- a/include/asm-s390/kexec.h
+++ b/include/asm-s390/kexec.h
@@ -34,8 +34,6 @@
/* The native architecture */
#define KEXEC_ARCH KEXEC_ARCH_S390
-#define MAX_NOTE_BYTES 1024
-
/* Provide a dummy definition to avoid build failures. */
static inline void crash_setup_regs(struct pt_regs *newregs,
struct pt_regs *oldregs) { }
diff --git a/include/asm-s390/kprobes.h b/include/asm-s390/kprobes.h
index b847ff0ec3fa..830fe4c4eea6 100644
--- a/include/asm-s390/kprobes.h
+++ b/include/asm-s390/kprobes.h
@@ -97,18 +97,10 @@ void kretprobe_trampoline(void);
int is_prohibited_opcode(kprobe_opcode_t *instruction);
void get_instruction_type(struct arch_specific_insn *ainsn);
+int kprobe_fault_handler(struct pt_regs *regs, int trapnr);
+int kprobe_exceptions_notify(struct notifier_block *self,
+ unsigned long val, void *data);
+
#define flush_insn_slot(p) do { } while (0)
#endif /* _ASM_S390_KPROBES_H */
-
-#ifdef CONFIG_KPROBES
-
-extern int kprobe_exceptions_notify(struct notifier_block *self,
- unsigned long val, void *data);
-#else /* !CONFIG_KPROBES */
-static inline int kprobe_exceptions_notify(struct notifier_block *self,
- unsigned long val, void *data)
-{
- return 0;
-}
-#endif
diff --git a/include/asm-s390/lowcore.h b/include/asm-s390/lowcore.h
index ffc9788a21a7..801a6fd35b5b 100644
--- a/include/asm-s390/lowcore.h
+++ b/include/asm-s390/lowcore.h
@@ -229,17 +229,19 @@ struct _lowcore
__u16 subchannel_nr; /* 0x0ba */
__u32 io_int_parm; /* 0x0bc */
__u32 io_int_word; /* 0x0c0 */
- __u8 pad3[0xD4-0xC4]; /* 0x0c4 */
+ __u8 pad3[0xc8-0xc4]; /* 0x0c4 */
+ __u32 stfl_fac_list; /* 0x0c8 */
+ __u8 pad4[0xd4-0xcc]; /* 0x0cc */
__u32 extended_save_area_addr; /* 0x0d4 */
__u32 cpu_timer_save_area[2]; /* 0x0d8 */
__u32 clock_comp_save_area[2]; /* 0x0e0 */
__u32 mcck_interruption_code[2]; /* 0x0e8 */
- __u8 pad4[0xf4-0xf0]; /* 0x0f0 */
+ __u8 pad5[0xf4-0xf0]; /* 0x0f0 */
__u32 external_damage_code; /* 0x0f4 */
__u32 failing_storage_address; /* 0x0f8 */
- __u8 pad5[0x100-0xfc]; /* 0x0fc */
+ __u8 pad6[0x100-0xfc]; /* 0x0fc */
__u32 st_status_fixed_logout[4];/* 0x100 */
- __u8 pad6[0x120-0x110]; /* 0x110 */
+ __u8 pad7[0x120-0x110]; /* 0x110 */
__u32 access_regs_save_area[16];/* 0x120 */
__u32 floating_pt_save_area[8]; /* 0x160 */
__u32 gpregs_save_area[16]; /* 0x180 */
diff --git a/include/asm-s390/mmu_context.h b/include/asm-s390/mmu_context.h
index 1d21da220d49..501cb9b06314 100644
--- a/include/asm-s390/mmu_context.h
+++ b/include/asm-s390/mmu_context.h
@@ -10,6 +10,8 @@
#define __S390_MMU_CONTEXT_H
#include <asm/pgalloc.h>
+#include <asm-generic/mm_hooks.h>
+
/*
* get a new mmu context.. S390 don't know about contexts.
*/
diff --git a/include/asm-s390/param.h b/include/asm-s390/param.h
index 085a7e229b23..34aaa4603347 100644
--- a/include/asm-s390/param.h
+++ b/include/asm-s390/param.h
@@ -10,7 +10,7 @@
#define _ASMS390_PARAM_H
#ifdef __KERNEL__
-# define HZ 100 /* Internal kernel timer frequency */
+# define HZ CONFIG_HZ /* Internal kernel timer frequency */
# define USER_HZ 100 /* .. some user interfaces are in "ticks" */
# define CLOCKS_PER_SEC (USER_HZ) /* like times() */
#endif
diff --git a/include/asm-s390/poll.h b/include/asm-s390/poll.h
index 6f7f65ac7d27..c98509d3149e 100644
--- a/include/asm-s390/poll.h
+++ b/include/asm-s390/poll.h
@@ -1,35 +1 @@
-/*
- * include/asm-s390/poll.h
- *
- * S390 version
- *
- * Derived from "include/asm-i386/poll.h"
- */
-
-#ifndef __S390_POLL_H
-#define __S390_POLL_H
-
-/* These are specified by iBCS2 */
-#define POLLIN 0x0001
-#define POLLPRI 0x0002
-#define POLLOUT 0x0004
-#define POLLERR 0x0008
-#define POLLHUP 0x0010
-#define POLLNVAL 0x0020
-
-/* The rest seem to be more-or-less nonstandard. Check them! */
-#define POLLRDNORM 0x0040
-#define POLLRDBAND 0x0080
-#define POLLWRNORM 0x0100
-#define POLLWRBAND 0x0200
-#define POLLMSG 0x0400
-#define POLLREMOVE 0x1000
-#define POLLRDHUP 0x2000
-
-struct pollfd {
- int fd;
- short events;
- short revents;
-};
-
-#endif
+#include <asm-generic/poll.h>
diff --git a/include/asm-s390/qdio.h b/include/asm-s390/qdio.h
index 127f72e77419..74db1dc10a7d 100644
--- a/include/asm-s390/qdio.h
+++ b/include/asm-s390/qdio.h
@@ -120,6 +120,7 @@ extern unsigned long qdio_get_status(int irq);
#define QDIO_FLAG_NO_INPUT_INTERRUPT_CONTEXT 0x08 /* no effect on
adapter interrupts */
#define QDIO_FLAG_DONT_SIGA 0x10
+#define QDIO_FLAG_PCI_OUT 0x20
extern int do_QDIO(struct ccw_device*, unsigned int flags,
unsigned int queue_number,
diff --git a/include/asm-s390/smp.h b/include/asm-s390/smp.h
index 0a28e6d6ef40..76e424f718c6 100644
--- a/include/asm-s390/smp.h
+++ b/include/asm-s390/smp.h
@@ -110,6 +110,7 @@ static inline void smp_send_stop(void)
__load_psw_mask(psw_kernel_bits & ~PSW_MASK_MCHECK);
}
+#define hard_smp_processor_id() 0
#define smp_cpu_not_running(cpu) 1
#define smp_setup_cpu_possible_map() do { } while (0)
#endif
diff --git a/include/asm-s390/unistd.h b/include/asm-s390/unistd.h
index 5c6f00d62df8..790c1c557417 100644
--- a/include/asm-s390/unistd.h
+++ b/include/asm-s390/unistd.h
@@ -251,8 +251,12 @@
#define __NR_getcpu 311
#define __NR_epoll_pwait 312
#define __NR_utimes 313
-
-#define NR_syscalls 314
+/* Number 314 is reserved for new sys_fallocate */
+#define __NR_utimensat 315
+#define __NR_signalfd 316
+#define __NR_timerfd 317
+#define __NR_eventfd 318
+#define NR_syscalls 319
/*
* There are some system calls that are not present on 64 bit, some
@@ -346,6 +350,19 @@
#ifdef __KERNEL__
+#ifndef CONFIG_64BIT
+#define __IGNORE_select
+#else
+#define __IGNORE_time
+#endif
+
+/* Ignore NUMA system calls. Not wired up on s390. */
+#define __IGNORE_mbind
+#define __IGNORE_get_mempolicy
+#define __IGNORE_set_mempolicy
+#define __IGNORE_migrate_pages
+#define __IGNORE_move_pages
+
#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_SYS_ALARM
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.