diff options
Diffstat (limited to 'arch/um/include/shared')
24 files changed, 9 insertions, 664 deletions
diff --git a/arch/um/include/shared/as-layout.h b/arch/um/include/shared/as-layout.h index a92b678503c..896e1660217 100644 --- a/arch/um/include/shared/as-layout.h +++ b/arch/um/include/shared/as-layout.h @@ -6,7 +6,7 @@ #ifndef __START_H__ #define __START_H__ -#include "kern_constants.h" +#include <generated/asm-offsets.h> /* * Stolen from linux/const.h, which can't be directly included since diff --git a/arch/um/include/shared/chan_kern.h b/arch/um/include/shared/chan_kern.h deleted file mode 100644 index 1e651457e04..00000000000 --- a/arch/um/include/shared/chan_kern.h +++ /dev/null @@ -1,50 +0,0 @@ -/* - * Copyright (C) 2000, 2001 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __CHAN_KERN_H__ -#define __CHAN_KERN_H__ - -#include "linux/tty.h" -#include "linux/list.h" -#include "linux/console.h" -#include "chan_user.h" -#include "line.h" - -struct chan { - struct list_head list; - struct list_head free_list; - struct line *line; - char *dev; - unsigned int primary:1; - unsigned int input:1; - unsigned int output:1; - unsigned int opened:1; - unsigned int enabled:1; - int fd; - const struct chan_ops *ops; - void *data; -}; - -extern void chan_interrupt(struct list_head *chans, struct delayed_work *task, - struct tty_struct *tty, int irq); -extern int parse_chan_pair(char *str, struct line *line, int device, - const struct chan_opts *opts, char **error_out); -extern int write_chan(struct list_head *chans, const char *buf, int len, - int write_irq); -extern int console_write_chan(struct list_head *chans, const char *buf, - int len); -extern int console_open_chan(struct line *line, struct console *co); -extern void deactivate_chan(struct list_head *chans, int irq); -extern void reactivate_chan(struct list_head *chans, int irq); -extern void chan_enable_winch(struct list_head *chans, struct tty_struct *tty); -extern int enable_chan(struct line *line); -extern void close_chan(struct list_head *chans, int delay_free_irq); -extern int chan_window_size(struct list_head *chans, - unsigned short *rows_out, - unsigned short *cols_out); -extern int chan_config_string(struct list_head *chans, char *str, int size, - char **error_out); - -#endif diff --git a/arch/um/include/shared/chan_user.h b/arch/um/include/shared/chan_user.h deleted file mode 100644 index 9b9ced85b70..00000000000 --- a/arch/um/include/shared/chan_user.h +++ /dev/null @@ -1,55 +0,0 @@ -/* - * Copyright (C) 2000, 2001 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __CHAN_USER_H__ -#define __CHAN_USER_H__ - -#include "init.h" - -struct chan_opts { - void (*const announce)(char *dev_name, int dev); - char *xterm_title; - const int raw; -}; - -enum chan_init_pri { INIT_STATIC, INIT_ALL, INIT_ONE }; - -struct chan_ops { - char *type; - void *(*init)(char *, int, const struct chan_opts *); - int (*open)(int, int, int, void *, char **); - void (*close)(int, void *); - int (*read)(int, char *, void *); - int (*write)(int, const char *, int, void *); - int (*console_write)(int, const char *, int); - int (*window_size)(int, void *, unsigned short *, unsigned short *); - void (*free)(void *); - int winch; -}; - -extern const struct chan_ops fd_ops, null_ops, port_ops, pts_ops, pty_ops, - tty_ops, xterm_ops; - -extern void generic_close(int fd, void *unused); -extern int generic_read(int fd, char *c_out, void *unused); -extern int generic_write(int fd, const char *buf, int n, void *unused); -extern int generic_console_write(int fd, const char *buf, int n); -extern int generic_window_size(int fd, void *unused, unsigned short *rows_out, - unsigned short *cols_out); -extern void generic_free(void *data); - -struct tty_struct; -extern void register_winch(int fd, struct tty_struct *tty); -extern void register_winch_irq(int fd, int tty_fd, int pid, - struct tty_struct *tty, unsigned long stack); - -#define __channel_help(fn, prefix) \ -__uml_help(fn, prefix "[0-9]*=<channel description>\n" \ -" Attach a console or serial line to a host channel. See\n" \ -" http://user-mode-linux.sourceforge.net/old/input.html for a complete\n" \ -" description of this switch.\n\n" \ -); - -#endif diff --git a/arch/um/include/shared/common-offsets.h b/arch/um/include/shared/common-offsets.h index 72009c7e321..d7fe563aa7e 100644 --- a/arch/um/include/shared/common-offsets.h +++ b/arch/um/include/shared/common-offsets.h @@ -2,7 +2,6 @@ DEFINE(KERNEL_MADV_REMOVE, MADV_REMOVE); -OFFSET(HOST_TASK_REGS, task_struct, thread.regs); OFFSET(HOST_TASK_PID, task_struct, pid); DEFINE(UM_KERN_PAGE_SIZE, PAGE_SIZE); diff --git a/arch/um/include/shared/initrd.h b/arch/um/include/shared/initrd.h deleted file mode 100644 index 22673bcc273..00000000000 --- a/arch/um/include/shared/initrd.h +++ /dev/null @@ -1,12 +0,0 @@ -/* - * Copyright (C) 2000 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __INITRD_USER_H__ -#define __INITRD_USER_H__ - -extern int load_initrd(char *filename, void *buf, int size); - -#endif - diff --git a/arch/um/include/shared/kern.h b/arch/um/include/shared/kern.h index 4ce3fc650e5..6cd01240bbf 100644 --- a/arch/um/include/shared/kern.h +++ b/arch/um/include/shared/kern.h @@ -13,28 +13,10 @@ * includes. */ -extern int errno; - -extern int clone(int (*proc)(void *), void *sp, int flags, void *data); -extern int sleep(int); extern int printf(const char *fmt, ...); -extern char *strerror(int errnum); -extern char *ptsname(int __fd); -extern int munmap(void *, int); extern void *sbrk(int increment); -extern void *malloc(int size); -extern void perror(char *err); -extern int kill(int pid, int sig); -extern int getuid(void); -extern int getgid(void); extern int pause(void); -extern int write(int, const void *, int); extern void exit(int); -extern int close(int); -extern int read(unsigned int, char *, int); -extern int pipe(int *); -extern int sched_yield(void); -extern int ptrace(int op, int pid, long addr, long data); #endif diff --git a/arch/um/include/shared/kern_util.h b/arch/um/include/shared/kern_util.h index 3c341222d25..0f148385246 100644 --- a/arch/um/include/shared/kern_util.h +++ b/arch/um/include/shared/kern_util.h @@ -21,7 +21,6 @@ extern unsigned long alloc_stack(int order, int atomic); extern void free_stack(unsigned long stack, int order); extern int do_signal(void); -extern void copy_sc(struct uml_pt_regs *regs, void *from); extern void interrupt_end(void); extern void relay_signal(int sig, struct uml_pt_regs *regs); diff --git a/arch/um/include/shared/ldt.h b/arch/um/include/shared/ldt.h deleted file mode 100644 index a7f999a5877..00000000000 --- a/arch/um/include/shared/ldt.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Copyright (C) 2004 Fujitsu Siemens Computers GmbH - * Licensed under the GPL - * - * Author: Bodo Stroesser <bstroesser@fujitsu-siemens.com> - */ - -#ifndef __ASM_LDT_H -#define __ASM_LDT_H - -#include <linux/mutex.h> -#include <sysdep/host_ldt.h> - -extern void ldt_host_info(void); - -#define LDT_PAGES_MAX \ - ((LDT_ENTRIES * LDT_ENTRY_SIZE)/PAGE_SIZE) -#define LDT_ENTRIES_PER_PAGE \ - (PAGE_SIZE/LDT_ENTRY_SIZE) -#define LDT_DIRECT_ENTRIES \ - ((LDT_PAGES_MAX*sizeof(void *))/LDT_ENTRY_SIZE) - -struct ldt_entry { - __u32 a; - __u32 b; -}; - -typedef struct uml_ldt { - int entry_count; - struct mutex lock; - union { - struct ldt_entry * pages[LDT_PAGES_MAX]; - struct ldt_entry entries[LDT_DIRECT_ENTRIES]; - } u; -} uml_ldt_t; - -#endif diff --git a/arch/um/include/shared/line.h b/arch/um/include/shared/line.h deleted file mode 100644 index 63df3ca02ac..00000000000 --- a/arch/um/include/shared/line.h +++ /dev/null @@ -1,106 +0,0 @@ -/* - * Copyright (C) 2001, 2002 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __LINE_H__ -#define __LINE_H__ - -#include "linux/list.h" -#include "linux/workqueue.h" -#include "linux/tty.h" -#include "linux/interrupt.h" -#include "linux/spinlock.h" -#include "linux/mutex.h" -#include "chan_user.h" -#include "mconsole_kern.h" - -/* There's only one modifiable field in this - .mc.list */ -struct line_driver { - const char *name; - const char *device_name; - const short major; - const short minor_start; - const short type; - const short subtype; - const int read_irq; - const char *read_irq_name; - const int write_irq; - const char *write_irq_name; - struct mc_device mc; -}; - -struct line { - struct tty_struct *tty; - spinlock_t count_lock; - unsigned long count; - int valid; - - char *init_str; - int init_pri; - struct list_head chan_list; - - /*This lock is actually, mostly, local to*/ - spinlock_t lock; - int throttled; - /* Yes, this is a real circular buffer. - * XXX: And this should become a struct kfifo! - * - * buffer points to a buffer allocated on demand, of length - * LINE_BUFSIZE, head to the start of the ring, tail to the end.*/ - char *buffer; - char *head; - char *tail; - - int sigio; - struct delayed_work task; - const struct line_driver *driver; - int have_irq; -}; - -#define LINE_INIT(str, d) \ - { .count_lock = __SPIN_LOCK_UNLOCKED((str).count_lock), \ - .init_str = str, \ - .init_pri = INIT_STATIC, \ - .valid = 1, \ - .lock = __SPIN_LOCK_UNLOCKED((str).lock), \ - .driver = d } - -extern void line_close(struct tty_struct *tty, struct file * filp); -extern int line_open(struct line *lines, struct tty_struct *tty); -extern int line_setup(struct line *lines, unsigned int sizeof_lines, - char *init, char **error_out); -extern int line_write(struct tty_struct *tty, const unsigned char *buf, - int len); -extern int line_put_char(struct tty_struct *tty, unsigned char ch); -extern void line_set_termios(struct tty_struct *tty, struct ktermios * old); -extern int line_chars_in_buffer(struct tty_struct *tty); -extern void line_flush_buffer(struct tty_struct *tty); -extern void line_flush_chars(struct tty_struct *tty); -extern int line_write_room(struct tty_struct *tty); -extern int line_ioctl(struct tty_struct *tty, unsigned int cmd, - unsigned long arg); -extern void line_throttle(struct tty_struct *tty); -extern void line_unthrottle(struct tty_struct *tty); - -extern char *add_xterm_umid(char *base); -extern int line_setup_irq(int fd, int input, int output, struct line *line, - void *data); -extern void line_close_chan(struct line *line); -extern struct tty_driver *register_lines(struct line_driver *line_driver, - const struct tty_operations *driver, - struct line *lines, int nlines); -extern void lines_init(struct line *lines, int nlines, struct chan_opts *opts); -extern void close_lines(struct line *lines, int nlines); - -extern int line_config(struct line *lines, unsigned int sizeof_lines, - char *str, const struct chan_opts *opts, - char **error_out); -extern int line_id(char **str, int *start_out, int *end_out); -extern int line_remove(struct line *lines, unsigned int sizeof_lines, int n, - char **error_out); -extern int line_get_config(char *dev, struct line *lines, - unsigned int sizeof_lines, char *str, - int size, char **error_out); - -#endif diff --git a/arch/um/include/shared/mconsole.h b/arch/um/include/shared/mconsole.h deleted file mode 100644 index c139ae1d682..00000000000 --- a/arch/um/include/shared/mconsole.h +++ /dev/null @@ -1,98 +0,0 @@ -/* - * Copyright (C) 2001 Lennert Buytenhek (buytenh@gnu.org) - * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) - * Licensed under the GPL - */ - -#ifndef __MCONSOLE_H__ -#define __MCONSOLE_H__ - -#ifndef __KERNEL__ -#include <stdint.h> -#define u32 uint32_t -#endif - -#include "sysdep/ptrace.h" - -#define MCONSOLE_MAGIC (0xcafebabe) -#define MCONSOLE_MAX_DATA (512) -#define MCONSOLE_VERSION 2 - -struct mconsole_request { - u32 magic; - u32 version; - u32 len; - char data[MCONSOLE_MAX_DATA]; -}; - -struct mconsole_reply { - u32 err; - u32 more; - u32 len; - char data[MCONSOLE_MAX_DATA]; -}; - -struct mconsole_notify { - u32 magic; - u32 version; - enum { MCONSOLE_SOCKET, MCONSOLE_PANIC, MCONSOLE_HANG, - MCONSOLE_USER_NOTIFY } type; - u32 len; - char data[MCONSOLE_MAX_DATA]; -}; - -struct mc_request; - -enum mc_context { MCONSOLE_INTR, MCONSOLE_PROC }; - -struct mconsole_command -{ - char *command; - void (*handler)(struct mc_request *req); - enum mc_context context; -}; - -struct mc_request -{ - int len; - int as_interrupt; - - int originating_fd; - unsigned int originlen; - unsigned char origin[128]; /* sockaddr_un */ - - struct mconsole_request request; - struct mconsole_command *cmd; - struct uml_pt_regs regs; -}; - -extern char mconsole_socket_name[]; - -extern int mconsole_unlink_socket(void); -extern int mconsole_reply_len(struct mc_request *req, const char *reply, - int len, int err, int more); -extern int mconsole_reply(struct mc_request *req, const char *str, int err, - int more); - -extern void mconsole_version(struct mc_request *req); -extern void mconsole_help(struct mc_request *req); -extern void mconsole_halt(struct mc_request *req); -extern void mconsole_reboot(struct mc_request *req); -extern void mconsole_config(struct mc_request *req); -extern void mconsole_remove(struct mc_request *req); -extern void mconsole_sysrq(struct mc_request *req); -extern void mconsole_cad(struct mc_request *req); -extern void mconsole_stop(struct mc_request *req); -extern void mconsole_go(struct mc_request *req); -extern void mconsole_log(struct mc_request *req); -extern void mconsole_proc(struct mc_request *req); -extern void mconsole_stack(struct mc_request *req); - -extern int mconsole_get_request(int fd, struct mc_request *req); -extern int mconsole_notify(char *sock_name, int type, const void *data, - int len); -extern char *mconsole_notify_socket(void); -extern void lock_notify(void); -extern void unlock_notify(void); - -#endif diff --git a/arch/um/include/shared/mconsole_kern.h b/arch/um/include/shared/mconsole_kern.h deleted file mode 100644 index d2fe07e7895..00000000000 --- a/arch/um/include/shared/mconsole_kern.h +++ /dev/null @@ -1,52 +0,0 @@ -/* - * Copyright (C) 2001, 2002 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __MCONSOLE_KERN_H__ -#define __MCONSOLE_KERN_H__ - -#include "linux/list.h" -#include "mconsole.h" - -struct mconsole_entry { - struct list_head list; - struct mc_request request; -}; - -/* All these methods are called in process context. */ -struct mc_device { - struct list_head list; - char *name; - int (*config)(char *, char **); - int (*get_config)(char *, char *, int, char **); - int (*id)(char **, int *, int *); - int (*remove)(int, char **); -}; - -#define CONFIG_CHUNK(str, size, current, chunk, end) \ -do { \ - current += strlen(chunk); \ - if(current >= size) \ - str = NULL; \ - if(str != NULL){ \ - strcpy(str, chunk); \ - str += strlen(chunk); \ - } \ - if(end) \ - current++; \ -} while(0) - -#ifdef CONFIG_MCONSOLE - -extern void mconsole_register_dev(struct mc_device *new); - -#else - -static inline void mconsole_register_dev(struct mc_device *new) -{ -} - -#endif - -#endif diff --git a/arch/um/include/shared/mem_kern.h b/arch/um/include/shared/mem_kern.h deleted file mode 100644 index 69be0fd0ce4..00000000000 --- a/arch/um/include/shared/mem_kern.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * Copyright (C) 2003 Jeff Dike (jdike@addtoit.com) - * Licensed under the GPL - */ - -#ifndef __MEM_KERN_H__ -#define __MEM_KERN_H__ - -#include "linux/list.h" -#include "linux/types.h" - -struct remapper { - struct list_head list; - int (*proc)(int, unsigned long, int, __u64); -}; - -extern void register_remapper(struct remapper *info); - -#endif - diff --git a/arch/um/include/shared/os.h b/arch/um/include/shared/os.h index 83c7c2ecd61..89b686c1a3e 100644 --- a/arch/um/include/shared/os.h +++ b/arch/um/include/shared/os.h @@ -10,7 +10,6 @@ #include "irq_user.h" #include "longjmp.h" #include "mm_id.h" -#include "sysdep/tls.h" #define CATCH_EINTR(expr) while ((errno = 0, ((expr) < 0)) && (errno == EINTR)) @@ -203,12 +202,6 @@ extern int os_drop_memory(void *addr, int length); extern int can_drop_memory(void); extern void os_flush_stdout(void); -/* uaccess.c */ -extern unsigned long __do_user_copy(void *to, const void *from, int n, - void **fault_addr, jmp_buf **fault_catcher, - void (*op)(void *to, const void *from, - int n), int *faulted_out); - /* execvp.c */ extern int execvp_noalloc(char *buf, const char *file, char *const argv[]); /* helper.c */ @@ -218,10 +211,6 @@ extern int run_helper_thread(int (*proc)(void *), void *arg, extern int helper_wait(int pid); -/* tls.c */ -extern int os_set_thread_area(user_desc_t *info, int pid); -extern int os_get_thread_area(user_desc_t *info, int pid); - /* umid.c */ extern int umid_file_name(char *name, char *buf, int len); extern int set_umid(char *name); @@ -231,7 +220,7 @@ extern char *get_umid(void); extern void timer_init(void); extern void set_sigstack(void *sig_stack, int size); extern void remove_sigstack(void); -extern void set_handler(int sig, void (*handler)(int), int flags, ...); +extern void set_handler(int sig); extern int change_sig(int signal, int on); extern void block_signals(void); extern void unblock_signals(void); diff --git a/arch/um/include/shared/process.h b/arch/um/include/shared/process.h deleted file mode 100644 index bb873a51262..00000000000 --- a/arch/um/include/shared/process.h +++ /dev/null @@ -1,17 +0,0 @@ -/* - * Copyright (C) 2000 - 2008 Jeff Dike (jdike@{addtoit,linux.intel}.com) - * Licensed under the GPL - */ - -#ifndef __PROCESS_H__ -#define __PROCESS_H__ - -#include <signal.h> - -/* Copied from linux/compiler-gcc.h since we can't include it directly */ -#define barrier() __asm__ __volatile__("": : :"memory") - -extern void sig_handler(int sig, struct sigcontext *sc); -extern void alarm_handler(int sig, struct sigcontext *sc); - -#endif diff --git a/arch/um/include/shared/ptrace_user.h b/arch/um/include/shared/ptrace_user.h index 7fd8539bc19..56b2f284b10 100644 --- a/arch/um/include/shared/ptrace_user.h +++ b/arch/um/include/shared/ptrace_user.h @@ -6,7 +6,8 @@ #ifndef __PTRACE_USER_H__ #define __PTRACE_USER_H__ -#include "sysdep/ptrace_user.h" +#include <sys/ptrace.h> +#include <sysdep/ptrace_user.h> extern int ptrace_getregs(long pid, unsigned long *regs_out); extern int ptrace_setregs(long pid, unsigned long *regs_in); diff --git a/arch/um/include/shared/skas_ptregs.h b/arch/um/include/shared/skas_ptregs.h deleted file mode 100644 index 73db19e9c07..00000000000 --- a/arch/um/include/shared/skas_ptregs.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __SKAS_PT_REGS_ -#define __SKAS_PT_REGS_ - -#include <user_constants.h> - -#endif diff --git a/arch/um/include/shared/syscall.h b/arch/um/include/shared/syscall.h deleted file mode 100644 index dda1df901a0..00000000000 --- a/arch/um/include/shared/syscall.h +++ /dev/null @@ -1,12 +0,0 @@ -/* - * Copyright (C) 2002 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __SYSCALL_USER_H -#define __SYSCALL_USER_H - -extern int record_syscall_start(int syscall); -extern void record_syscall_end(int index, long result); - -#endif diff --git a/arch/um/include/shared/task.h b/arch/um/include/shared/task.h deleted file mode 100644 index 3fe726b3cf4..00000000000 --- a/arch/um/include/shared/task.h +++ /dev/null @@ -1,9 +0,0 @@ -#ifndef __TASK_H -#define __TASK_H - -#include <kern_constants.h> - -#define TASK_REGS(task) ((struct uml_pt_regs *) &(((char *) (task))[HOST_TASK_REGS])) -#define TASK_PID(task) *((int *) &(((char *) (task))[HOST_TASK_PID])) - -#endif diff --git a/arch/um/include/shared/tlb.h b/arch/um/include/shared/tlb.h deleted file mode 100644 index ecd2265b301..00000000000 --- a/arch/um/include/shared/tlb.h +++ /dev/null @@ -1,15 +0,0 @@ -/* - * Copyright (C) 2002 Jeff Dike (jdike@karaya.com) - * Licensed under the GPL - */ - -#ifndef __TLB_H__ -#define __TLB_H__ - -#include "um_mmu.h" - -extern void force_flush_all(void); -extern int flush_tlb_kernel_range_common(unsigned long start, - unsigned long end); - -#endif diff --git a/arch/um/include/shared/ubd_user.h b/arch/um/include/shared/ubd_user.h deleted file mode 100644 index 3845051f1b1..00000000000 --- a/arch/um/include/shared/ubd_user.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * Copyright (C) 2000 Jeff Dike (jdike@karaya.com) - * Copyright (C) 2001 RidgeRun, Inc (glonnon@ridgerun.com) - * Licensed under the GPL - */ - -#ifndef __UM_UBD_USER_H -#define __UM_UBD_USER_H - -extern void ignore_sigwinch_sig(void); -extern int start_io_thread(unsigned long sp, int *fds_out); -extern int io_thread(void *arg); -extern int kernel_fd; - -#endif - diff --git a/arch/um/include/shared/um_malloc.h b/arch/um/include/shared/um_malloc.h index c554d706d10..6395fef6b69 100644 --- a/arch/um/include/shared/um_malloc.h +++ b/arch/um/include/shared/um_malloc.h @@ -6,7 +6,7 @@ #ifndef __UM_MALLOC_H__ #define __UM_MALLOC_H__ -#include "kern_constants.h" +#include <generated/asm-offsets.h> extern void *uml_kmalloc(int size, int flags); extern void kfree(const void *ptr); diff --git a/arch/um/include/shared/um_mmu.h b/arch/um/include/shared/um_mmu.h deleted file mode 100644 index b1a7e47d102..00000000000 --- a/arch/um/include/shared/um_mmu.h +++ /dev/null @@ -1,24 +0,0 @@ -/* - * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) - * Licensed under the GPL - */ - -#ifndef __ARCH_UM_MMU_H -#define __ARCH_UM_MMU_H - -#include "mm_id.h" -#include "ldt.h" - -typedef struct mm_context { - struct mm_id id; - struct uml_ldt ldt; - struct page **stub_pages; -} mm_context_t; - -extern void __switch_mm(struct mm_id * mm_idp); - -/* Avoid tangled inclusion with asm/ldt.h */ -extern long init_new_ldt(struct mm_context *to_mm, struct mm_context *from_mm); -extern void free_ldt(struct mm_context *mm); - -#endif diff --git a/arch/um/include/shared/um_uaccess.h b/arch/um/include/shared/um_uaccess.h deleted file mode 100644 index 45c04999d67..00000000000 --- a/arch/um/include/shared/um_uaccess.h +++ /dev/null @@ -1,97 +0,0 @@ -/* - * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) - * Licensed under the GPL - */ - -#ifndef __ARCH_UM_UACCESS_H -#define __ARCH_UM_UACCESS_H - -#include <asm/elf.h> -#include <asm/fixmap.h> -#include "sysdep/archsetjmp.h" - -#define __under_task_size(addr, size) \ - (((unsigned long) (addr) < TASK_SIZE) && \ - (((unsigned long) (addr) + (size)) < TASK_SIZE)) - -#define __access_ok_vsyscall(type, addr, size) \ - ((type == VERIFY_READ) && \ - ((unsigned long) (addr) >= FIXADDR_USER_START) && \ - ((unsigned long) (addr) + (size) <= FIXADDR_USER_END) && \ - ((unsigned long) (addr) + (size) >= (unsigned long)(addr))) - -#define __addr_range_nowrap(addr, size) \ - ((unsigned long) (addr) <= ((unsigned long) (addr) + (size))) - -#define access_ok(type, addr, size) \ - (__addr_range_nowrap(addr, size) && \ - (__under_task_size(addr, size) || \ - __access_ok_vsyscall(type, addr, size) || \ - segment_eq(get_fs(), KERNEL_DS))) - -extern int copy_from_user(void *to, const void __user *from, int n); -extern int copy_to_user(void __user *to, const void *from, int n); - -extern int __do_copy_to_user(void *to, const void *from, int n, - void **fault_addr, jmp_buf **fault_catcher); - -/* - * strncpy_from_user: - Copy a NUL terminated string from userspace. - * @dst: Destination address, in kernel space. This buffer must be at - * least @count bytes long. - * @src: Source address, in user space. - * @count: Maximum number of bytes to copy, including the trailing NUL. - * - * Copies a NUL-terminated string from userspace to kernel space. - * - * On success, returns the length of the string (not including the trailing - * NUL). - * - * If access to userspace fails, returns -EFAULT (some data may have been - * copied). - * - * If @count is smaller than the length of the string, copies @count bytes - * and returns @count. - */ - -extern int strncpy_from_user(char *dst, const char __user *src, int count); - -/* - * __clear_user: - Zero a block of memory in user space, with less checking. - * @to: Destination address, in user space. - * @n: Number of bytes to zero. - * - * Zero a block of memory in user space. Caller must check - * the specified block with access_ok() before calling this function. - * - * Returns number of bytes that could not be cleared. - * On success, this will be zero. - */ -extern int __clear_user(void __user *mem, int len); - -/* - * clear_user: - Zero a block of memory in user space. - * @to: Destination address, in user space. - * @n: Number of bytes to zero. - * - * Zero a block of memory in user space. - * - * Returns number of bytes that could not be cleared. - * On success, this will be zero. - */ -extern int clear_user(void __user *mem, int len); - -/* - * strlen_user: - Get the size of a string in user space. - * @str: The string to measure. - * @n: The maximum valid length - * - * Get the size of a NUL-terminated string in user space. - * - * Returns the size of the string INCLUDING the terminating NUL. - * On exception, returns 0. - * If the string is too long, returns a value greater than @n. - */ -extern int strnlen_user(const void __user *str, int len); - -#endif diff --git a/arch/um/include/shared/user.h b/arch/um/include/shared/user.h index 293f7c794fa..4fa82c055aa 100644 --- a/arch/um/include/shared/user.h +++ b/arch/um/include/shared/user.h @@ -6,7 +6,7 @@ #ifndef __USER_H__ #define __USER_H__ -#include "kern_constants.h" +#include <generated/asm-offsets.h> /* * The usual definition - copied here because the kernel provides its own, @@ -36,10 +36,11 @@ static inline int printk(const char *fmt, ...) } #endif -extern void schedule(void); extern int in_aton(char *str); -extern int open_gdb_chan(void); extern size_t strlcpy(char *, const char *, size_t); extern size_t strlcat(char *, const char *, size_t); +/* Copied from linux/compiler-gcc.h since we can't include it directly */ +#define barrier() __asm__ __volatile__("": : :"memory") + #endif |