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-rw-r--r--arch/um/include/arch.h4
-rw-r--r--arch/um/include/as-layout.h2
-rw-r--r--arch/um/include/irq_user.h2
-rw-r--r--arch/um/include/kern_util.h22
-rw-r--r--arch/um/include/mconsole.h2
-rw-r--r--arch/um/include/mode.h11
-rw-r--r--arch/um/include/mode_kern.h11
-rw-r--r--arch/um/include/os.h6
-rw-r--r--arch/um/include/registers.h6
-rw-r--r--arch/um/include/skas/mmu-skas.h2
-rw-r--r--arch/um/include/skas/mode_kern_skas.h42
-rw-r--r--arch/um/include/skas/skas.h2
-rw-r--r--arch/um/include/sysdep-i386/ptrace.h59
-rw-r--r--arch/um/include/sysdep-x86_64/ptrace.h88
-rw-r--r--arch/um/include/task.h2
15 files changed, 93 insertions, 168 deletions
diff --git a/arch/um/include/arch.h b/arch/um/include/arch.h
index 10ad52daa8c..49c601ff2ba 100644
--- a/arch/um/include/arch.h
+++ b/arch/um/include/arch.h
@@ -9,7 +9,7 @@
#include "sysdep/ptrace.h"
extern void arch_check_bugs(void);
-extern int arch_fixup(unsigned long address, union uml_pt_regs *regs);
-extern int arch_handle_signal(int sig, union uml_pt_regs *regs);
+extern int arch_fixup(unsigned long address, struct uml_pt_regs *regs);
+extern int arch_handle_signal(int sig, struct uml_pt_regs *regs);
#endif
diff --git a/arch/um/include/as-layout.h b/arch/um/include/as-layout.h
index e44f32940f8..2f16a1c7d61 100644
--- a/arch/um/include/as-layout.h
+++ b/arch/um/include/as-layout.h
@@ -29,6 +29,6 @@ extern unsigned long brk_start;
extern int linux_main(int argc, char **argv);
-extern void (*sig_info[])(int, union uml_pt_regs *);
+extern void (*sig_info[])(int, struct uml_pt_regs *);
#endif
diff --git a/arch/um/include/irq_user.h b/arch/um/include/irq_user.h
index 741cb7d6f85..e16ebce1290 100644
--- a/arch/um/include/irq_user.h
+++ b/arch/um/include/irq_user.h
@@ -21,7 +21,7 @@ struct irq_fd {
enum { IRQ_READ, IRQ_WRITE };
-extern void sigio_handler(int sig, union uml_pt_regs *regs);
+extern void sigio_handler(int sig, struct uml_pt_regs *regs);
extern int activate_fd(int irq, int fd, int type, void *dev_id);
extern void free_irq_by_irq_and_dev(unsigned int irq, void *dev_id);
extern void free_irq_by_fd(int fd);
diff --git a/arch/um/include/kern_util.h b/arch/um/include/kern_util.h
index 578156db303..9d3110f41dd 100644
--- a/arch/um/include/kern_util.h
+++ b/arch/um/include/kern_util.h
@@ -10,7 +10,7 @@
#include "sysdep/faultinfo.h"
#include "uml-config.h"
-typedef void (*kern_hndl)(int, union uml_pt_regs *);
+typedef void (*kern_hndl)(int, struct uml_pt_regs *);
struct kern_handlers {
kern_hndl relay_signal;
@@ -41,7 +41,7 @@ extern unsigned long alloc_stack(int order, int atomic);
extern int do_signal(void);
extern int is_stack_fault(unsigned long sp);
extern unsigned long segv(struct faultinfo fi, unsigned long ip,
- int is_user, union uml_pt_regs *regs);
+ int is_user, struct uml_pt_regs *regs);
extern int handle_page_fault(unsigned long address, unsigned long ip,
int is_write, int is_user, int *code_out);
extern void syscall_ready(void);
@@ -54,7 +54,7 @@ extern int need_finish_fork(void);
extern void free_stack(unsigned long stack, int order);
extern void add_input_request(int op, void (*proc)(int), void *arg);
extern char *current_cmd(void);
-extern void timer_handler(int sig, union uml_pt_regs *regs);
+extern void timer_handler(int sig, struct uml_pt_regs *regs);
extern int set_signals(int enable);
extern int pid_to_processor_id(int pid);
extern void deliver_signals(void *t);
@@ -64,9 +64,9 @@ extern void finish_fork(void);
extern void paging_init(void);
extern void init_flush_vm(void);
extern void *syscall_sp(void *t);
-extern void syscall_trace(union uml_pt_regs *regs, int entryexit);
+extern void syscall_trace(struct uml_pt_regs *regs, int entryexit);
extern int hz(void);
-extern unsigned int do_IRQ(int irq, union uml_pt_regs *regs);
+extern unsigned int do_IRQ(int irq, struct uml_pt_regs *regs);
extern void interrupt_end(void);
extern void initial_thread_cb(void (*proc)(void *), void *arg);
extern int debugger_signal(int status, int pid);
@@ -76,9 +76,9 @@ extern int init_ptrace_proxy(int idle_pid, int startup, int stop);
extern int init_parent_proxy(int pid);
extern int singlestepping(void *t);
extern void check_stack_overflow(void *ptr);
-extern void relay_signal(int sig, union uml_pt_regs *regs);
+extern void relay_signal(int sig, struct uml_pt_regs *regs);
extern int user_context(unsigned long sp);
-extern void timer_irq(union uml_pt_regs *regs);
+extern void timer_irq(struct uml_pt_regs *regs);
extern void do_uml_exitcalls(void);
extern int attach_debugger(int idle_pid, int pid, int stop);
extern int config_gdb(char *str);
@@ -109,11 +109,9 @@ extern void time_init_kern(void);
/* Are we disallowed to sleep? Used to choose between GFP_KERNEL and GFP_ATOMIC. */
extern int __cant_sleep(void);
-extern void sigio_handler(int sig, union uml_pt_regs *regs);
-
-extern void copy_sc(union uml_pt_regs *regs, void *from);
-
+extern void sigio_handler(int sig, struct uml_pt_regs *regs);
+extern void copy_sc(struct uml_pt_regs *regs, void *from);
extern unsigned long to_irq_stack(unsigned long *mask_out);
unsigned long from_irq_stack(int nested);
-
+extern int start_uml(void);
#endif
diff --git a/arch/um/include/mconsole.h b/arch/um/include/mconsole.h
index b282839c162..a2c35fecd1f 100644
--- a/arch/um/include/mconsole.h
+++ b/arch/um/include/mconsole.h
@@ -63,7 +63,7 @@ struct mc_request
struct mconsole_request request;
struct mconsole_command *cmd;
- union uml_pt_regs regs;
+ struct uml_pt_regs regs;
};
extern char mconsole_socket_name[];
diff --git a/arch/um/include/mode.h b/arch/um/include/mode.h
deleted file mode 100644
index fcce95cbc16..00000000000
--- a/arch/um/include/mode.h
+++ /dev/null
@@ -1,11 +0,0 @@
-/*
- * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
- * Licensed under the GPL
- */
-
-#ifndef __MODE_H__
-#define __MODE_H__
-
-#include "mode-skas.h"
-
-#endif
diff --git a/arch/um/include/mode_kern.h b/arch/um/include/mode_kern.h
deleted file mode 100644
index b2a44c0dcd0..00000000000
--- a/arch/um/include/mode_kern.h
+++ /dev/null
@@ -1,11 +0,0 @@
-/*
- * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
- * Licensed under the GPL
- */
-
-#ifndef __MODE_KERN_H__
-#define __MODE_KERN_H__
-
-#include "mode_kern_skas.h"
-
-#endif
diff --git a/arch/um/include/os.h b/arch/um/include/os.h
index 208d9b91fc9..daf188843a9 100644
--- a/arch/um/include/os.h
+++ b/arch/um/include/os.h
@@ -281,9 +281,9 @@ extern int protect(struct mm_id * mm_idp, unsigned long addr,
extern int is_skas_winch(int pid, int fd, void *data);
extern int start_userspace(unsigned long stub_stack);
extern int copy_context_skas0(unsigned long stack, int pid);
-extern void save_registers(int pid, union uml_pt_regs *regs);
-extern void restore_registers(int pid, union uml_pt_regs *regs);
-extern void userspace(union uml_pt_regs *regs);
+extern void save_registers(int pid, struct uml_pt_regs *regs);
+extern void restore_registers(int pid, struct uml_pt_regs *regs);
+extern void userspace(struct uml_pt_regs *regs);
extern void map_stub_pages(int fd, unsigned long code,
unsigned long data, unsigned long stack);
extern void new_thread(void *stack, jmp_buf *buf, void (*handler)(void));
diff --git a/arch/um/include/registers.h b/arch/um/include/registers.h
index b7d2c4e2c61..8e8ea965118 100644
--- a/arch/um/include/registers.h
+++ b/arch/um/include/registers.h
@@ -9,11 +9,11 @@
#include "sysdep/ptrace.h"
#include "sysdep/archsetjmp.h"
-extern void init_thread_registers(union uml_pt_regs *to);
+extern void init_thread_registers(struct uml_pt_regs *to);
extern int save_fp_registers(int pid, unsigned long *fp_regs);
extern int restore_fp_registers(int pid, unsigned long *fp_regs);
-extern void save_registers(int pid, union uml_pt_regs *regs);
-extern void restore_registers(int pid, union uml_pt_regs *regs);
+extern void save_registers(int pid, struct uml_pt_regs *regs);
+extern void restore_registers(int pid, struct uml_pt_regs *regs);
extern void init_registers(int pid);
extern void get_safe_registers(unsigned long *regs);
extern unsigned long get_thread_reg(int reg, jmp_buf *buf);
diff --git a/arch/um/include/skas/mmu-skas.h b/arch/um/include/skas/mmu-skas.h
index b26986c0c3d..838dfd75e2a 100644
--- a/arch/um/include/skas/mmu-skas.h
+++ b/arch/um/include/skas/mmu-skas.h
@@ -18,6 +18,6 @@ struct mmu_context_skas {
uml_ldt_t ldt;
};
-extern void switch_mm_skas(struct mm_id * mm_idp);
+extern void __switch_mm(struct mm_id * mm_idp);
#endif
diff --git a/arch/um/include/skas/mode_kern_skas.h b/arch/um/include/skas/mode_kern_skas.h
deleted file mode 100644
index c29485109a9..00000000000
--- a/arch/um/include/skas/mode_kern_skas.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/*
- * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{linux.intel,addtoit}.com)
- * Licensed under the GPL
- */
-
-#ifndef __SKAS_MODE_KERN_H__
-#define __SKAS_MODE_KERN_H__
-
-#include "linux/sched.h"
-#include "asm/page.h"
-#include "asm/ptrace.h"
-#include "mem_user.h"
-
-extern void flush_thread_skas(void);
-extern void switch_to_skas(void *prev, void *next);
-extern void start_thread_skas(struct pt_regs *regs, unsigned long eip,
- unsigned long esp);
-extern int copy_thread_skas(int nr, unsigned long clone_flags,
- unsigned long sp, unsigned long stack_top,
- struct task_struct *p, struct pt_regs *regs);
-extern void release_thread_skas(struct task_struct *task);
-extern void init_idle_skas(void);
-extern void flush_tlb_kernel_range_skas(unsigned long start,
- unsigned long end);
-extern void flush_tlb_kernel_vm_skas(void);
-extern void __flush_tlb_one_skas(unsigned long addr);
-extern void flush_tlb_range_skas(struct vm_area_struct *vma,
- unsigned long start, unsigned long end);
-extern void flush_tlb_mm_skas(struct mm_struct *mm);
-extern void force_flush_all_skas(void);
-extern long execute_syscall_skas(void *r);
-extern void before_mem_skas(unsigned long unused);
-extern unsigned long set_task_sizes_skas(unsigned long *task_size_out);
-extern int start_uml_skas(void);
-extern int external_pid_skas(struct task_struct *task);
-extern int thread_pid_skas(struct task_struct *task);
-extern void flush_tlb_page_skas(struct vm_area_struct *vma,
- unsigned long address);
-
-#define kmem_end_skas (host_task_size - 1024 * 1024)
-
-#endif
diff --git a/arch/um/include/skas/skas.h b/arch/um/include/skas/skas.h
index e88926b1607..b4a95e48592 100644
--- a/arch/um/include/skas/skas.h
+++ b/arch/um/include/skas/skas.h
@@ -15,7 +15,7 @@ extern int skas_needs_stub;
extern int user_thread(unsigned long stack, int flags);
extern void new_thread_handler(void);
-extern void handle_syscall(union uml_pt_regs *regs);
+extern void handle_syscall(struct uml_pt_regs *regs);
extern int new_mm(unsigned long stack);
extern void get_skas_faultinfo(int pid, struct faultinfo * fi);
extern long execute_syscall_skas(void *r);
diff --git a/arch/um/include/sysdep-i386/ptrace.h b/arch/um/include/sysdep-i386/ptrace.h
index 45573088864..d765175d42b 100644
--- a/arch/um/include/sysdep-i386/ptrace.h
+++ b/arch/um/include/sysdep-i386/ptrace.h
@@ -52,37 +52,34 @@ extern int sysemu_supported;
#define PTRACE_SYSEMU_SINGLESTEP 32
#endif
-union uml_pt_regs {
- struct skas_regs {
- unsigned long regs[MAX_REG_NR];
- unsigned long fp[HOST_FP_SIZE];
- unsigned long xfp[HOST_XFP_SIZE];
- struct faultinfo faultinfo;
- long syscall;
- int is_user;
- } skas;
+struct uml_pt_regs {
+ unsigned long regs[MAX_REG_NR];
+ unsigned long fp[HOST_FP_SIZE];
+ unsigned long xfp[HOST_XFP_SIZE];
+ struct faultinfo faultinfo;
+ long syscall;
+ int is_user;
};
#define EMPTY_UML_PT_REGS { }
-#define UPT_SC(r) ((r)->tt.sc)
-#define UPT_IP(r) REGS_IP((r)->skas.regs)
-#define UPT_SP(r) REGS_SP((r)->skas.regs)
-#define UPT_EFLAGS(r) REGS_EFLAGS((r)->skas.regs)
-#define UPT_EAX(r) REGS_EAX((r)->skas.regs)
-#define UPT_EBX(r) REGS_EBX((r)->skas.regs)
-#define UPT_ECX(r) REGS_ECX((r)->skas.regs)
-#define UPT_EDX(r) REGS_EDX((r)->skas.regs)
-#define UPT_ESI(r) REGS_ESI((r)->skas.regs)
-#define UPT_EDI(r) REGS_EDI((r)->skas.regs)
-#define UPT_EBP(r) REGS_EBP((r)->skas.regs)
-#define UPT_ORIG_EAX(r) ((r)->skas.syscall)
-#define UPT_CS(r) REGS_CS((r)->skas.regs)
-#define UPT_SS(r) REGS_SS((r)->skas.regs)
-#define UPT_DS(r) REGS_DS((r)->skas.regs)
-#define UPT_ES(r) REGS_ES((r)->skas.regs)
-#define UPT_FS(r) REGS_FS((r)->skas.regs)
-#define UPT_GS(r) REGS_GS((r)->skas.regs)
+#define UPT_IP(r) REGS_IP((r)->regs)
+#define UPT_SP(r) REGS_SP((r)->regs)
+#define UPT_EFLAGS(r) REGS_EFLAGS((r)->regs)
+#define UPT_EAX(r) REGS_EAX((r)->regs)
+#define UPT_EBX(r) REGS_EBX((r)->regs)
+#define UPT_ECX(r) REGS_ECX((r)->regs)
+#define UPT_EDX(r) REGS_EDX((r)->regs)
+#define UPT_ESI(r) REGS_ESI((r)->regs)
+#define UPT_EDI(r) REGS_EDI((r)->regs)
+#define UPT_EBP(r) REGS_EBP((r)->regs)
+#define UPT_ORIG_EAX(r) ((r)->syscall)
+#define UPT_CS(r) REGS_CS((r)->regs)
+#define UPT_SS(r) REGS_SS((r)->regs)
+#define UPT_DS(r) REGS_DS((r)->regs)
+#define UPT_ES(r) REGS_ES((r)->regs)
+#define UPT_FS(r) REGS_FS((r)->regs)
+#define UPT_GS(r) REGS_GS((r)->regs)
#define UPT_SYSCALL_ARG1(r) UPT_EBX(r)
#define UPT_SYSCALL_ARG2(r) UPT_ECX(r)
@@ -93,7 +90,7 @@ union uml_pt_regs {
extern int user_context(unsigned long sp);
-#define UPT_IS_USER(r) ((r)->skas.is_user)
+#define UPT_IS_USER(r) ((r)->is_user)
struct syscall_args {
unsigned long args[6];
@@ -162,14 +159,14 @@ struct syscall_args {
} while (0)
#define UPT_SET_SYSCALL_RETURN(r, res) \
- REGS_SET_SYSCALL_RETURN((r)->skas.regs, (res))
+ REGS_SET_SYSCALL_RETURN((r)->regs, (res))
-#define UPT_RESTART_SYSCALL(r) REGS_RESTART_SYSCALL((r)->skas.regs)
+#define UPT_RESTART_SYSCALL(r) REGS_RESTART_SYSCALL((r)->regs)
#define UPT_ORIG_SYSCALL(r) UPT_EAX(r)
#define UPT_SYSCALL_NR(r) UPT_ORIG_EAX(r)
#define UPT_SYSCALL_RET(r) UPT_EAX(r)
-#define UPT_FAULTINFO(r) (&(r)->skas.faultinfo)
+#define UPT_FAULTINFO(r) (&(r)->faultinfo)
#endif
diff --git a/arch/um/include/sysdep-x86_64/ptrace.h b/arch/um/include/sysdep-x86_64/ptrace.h
index b3412b64cbe..ea4afdce59c 100644
--- a/arch/um/include/sysdep-x86_64/ptrace.h
+++ b/arch/um/include/sysdep-x86_64/ptrace.h
@@ -84,58 +84,52 @@
#define REGS_ERR(r) ((r)->fault_type)
-/* XXX */
-union uml_pt_regs {
- struct skas_regs {
- unsigned long regs[MAX_REG_NR];
- unsigned long fp[HOST_FP_SIZE];
- struct faultinfo faultinfo;
- long syscall;
- int is_user;
- } skas;
+struct uml_pt_regs {
+ unsigned long regs[MAX_REG_NR];
+ unsigned long fp[HOST_FP_SIZE];
+ struct faultinfo faultinfo;
+ long syscall;
+ int is_user;
};
#define EMPTY_UML_PT_REGS { }
-#define UPT_RBX(r) REGS_RBX((r)->skas.regs)
-#define UPT_RCX(r) REGS_RCX((r)->skas.regs)
-#define UPT_RDX(r) REGS_RDX((r)->skas.regs)
-#define UPT_RSI(r) REGS_RSI((r)->skas.regs)
-#define UPT_RDI(r) REGS_RDI((r)->skas.regs)
-#define UPT_RBP(r) REGS_RBP((r)->skas.regs)
-#define UPT_RAX(r) REGS_RAX((r)->skas.regs)
-#define UPT_R8(r) REGS_R8((r)->skas.regs)
-#define UPT_R9(r) REGS_R9((r)->skas.regs)
-#define UPT_R10(r) REGS_R10((r)->skas.regs)
-#define UPT_R11(r) REGS_R11((r)->skas.regs)
-#define UPT_R12(r) REGS_R12((r)->skas.regs)
-#define UPT_R13(r) REGS_R13((r)->skas.regs)
-#define UPT_R14(r) REGS_R14((r)->skas.regs)
-#define UPT_R15(r) REGS_R15((r)->skas.regs)
-#define UPT_CS(r) REGS_CS((r)->skas.regs)
-#define UPT_FS_BASE(r) \
- REGS_FS_BASE((r)->skas.regs)
-#define UPT_FS(r) REGS_FS((r)->skas.regs)
-#define UPT_GS_BASE(r) \
- REGS_GS_BASE((r)->skas.regs)
-#define UPT_GS(r) REGS_GS((r)->skas.regs)
-#define UPT_DS(r) REGS_DS((r)->skas.regs)
-#define UPT_ES(r) REGS_ES((r)->skas.regs)
-#define UPT_CS(r) REGS_CS((r)->skas.regs)
-#define UPT_SS(r) REGS_SS((r)->skas.regs)
-#define UPT_ORIG_RAX(r) REGS_ORIG_RAX((r)->skas.regs)
-
-#define UPT_IP(r) REGS_IP((r)->skas.regs)
-#define UPT_SP(r) REGS_SP((r)->skas.regs)
-
-#define UPT_EFLAGS(r) REGS_EFLAGS((r)->skas.regs)
-#define UPT_SC(r) ((r)->tt.sc)
-#define UPT_SYSCALL_NR(r) ((r)->skas.syscall)
+#define UPT_RBX(r) REGS_RBX((r)->regs)
+#define UPT_RCX(r) REGS_RCX((r)->regs)
+#define UPT_RDX(r) REGS_RDX((r)->regs)
+#define UPT_RSI(r) REGS_RSI((r)->regs)
+#define UPT_RDI(r) REGS_RDI((r)->regs)
+#define UPT_RBP(r) REGS_RBP((r)->regs)
+#define UPT_RAX(r) REGS_RAX((r)->regs)
+#define UPT_R8(r) REGS_R8((r)->regs)
+#define UPT_R9(r) REGS_R9((r)->regs)
+#define UPT_R10(r) REGS_R10((r)->regs)
+#define UPT_R11(r) REGS_R11((r)->regs)
+#define UPT_R12(r) REGS_R12((r)->regs)
+#define UPT_R13(r) REGS_R13((r)->regs)
+#define UPT_R14(r) REGS_R14((r)->regs)
+#define UPT_R15(r) REGS_R15((r)->regs)
+#define UPT_CS(r) REGS_CS((r)->regs)
+#define UPT_FS_BASE(r) REGS_FS_BASE((r)->regs)
+#define UPT_FS(r) REGS_FS((r)->regs)
+#define UPT_GS_BASE(r) REGS_GS_BASE((r)->regs)
+#define UPT_GS(r) REGS_GS((r)->regs)
+#define UPT_DS(r) REGS_DS((r)->regs)
+#define UPT_ES(r) REGS_ES((r)->regs)
+#define UPT_CS(r) REGS_CS((r)->regs)
+#define UPT_SS(r) REGS_SS((r)->regs)
+#define UPT_ORIG_RAX(r) REGS_ORIG_RAX((r)->regs)
+
+#define UPT_IP(r) REGS_IP((r)->regs)
+#define UPT_SP(r) REGS_SP((r)->regs)
+
+#define UPT_EFLAGS(r) REGS_EFLAGS((r)->regs)
+#define UPT_SYSCALL_NR(r) ((r)->syscall)
#define UPT_SYSCALL_RET(r) UPT_RAX(r)
extern int user_context(unsigned long sp);
-#define UPT_IS_USER(r) ((r)->skas.is_user)
+#define UPT_IS_USER(r) ((r)->is_user)
#define UPT_SYSCALL_ARG1(r) UPT_RDI(r)
#define UPT_SYSCALL_ARG2(r) UPT_RSI(r)
@@ -232,12 +226,12 @@ struct syscall_args {
})
#define UPT_SET_SYSCALL_RETURN(r, res) \
- REGS_SET_SYSCALL_RETURN((r)->skas.regs, (res))
+ REGS_SET_SYSCALL_RETURN((r)->regs, (res))
-#define UPT_RESTART_SYSCALL(r) REGS_RESTART_SYSCALL((r)->skas.regs)
+#define UPT_RESTART_SYSCALL(r) REGS_RESTART_SYSCALL((r)->regs)
#define UPT_SEGV_IS_FIXABLE(r) REGS_SEGV_IS_FIXABLE(&r->skas)
-#define UPT_FAULTINFO(r) (&(r)->skas.faultinfo)
+#define UPT_FAULTINFO(r) (&(r)->faultinfo)
#endif
diff --git a/arch/um/include/task.h b/arch/um/include/task.h
index 6375ba7203c..3fe726b3cf4 100644
--- a/arch/um/include/task.h
+++ b/arch/um/include/task.h
@@ -3,7 +3,7 @@
#include <kern_constants.h>
-#define TASK_REGS(task) ((union uml_pt_regs *) &(((char *) (task))[HOST_TASK_REGS]))
+#define TASK_REGS(task) ((struct uml_pt_regs *) &(((char *) (task))[HOST_TASK_REGS]))
#define TASK_PID(task) *((int *) &(((char *) (task))[HOST_TASK_PID]))
#endif