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-rw-r--r--arch/um/drivers/chan.h50
-rw-r--r--arch/um/drivers/chan_kern.c12
-rw-r--r--arch/um/drivers/chan_user.c9
-rw-r--r--arch/um/drivers/chan_user.h55
-rw-r--r--arch/um/drivers/cow_sys.h1
-rw-r--r--arch/um/drivers/daemon_user.c1
-rw-r--r--arch/um/drivers/fd.c2
-rw-r--r--arch/um/drivers/harddog_user.c1
-rw-r--r--arch/um/drivers/line.c2
-rw-r--r--arch/um/drivers/line.h106
-rw-r--r--arch/um/drivers/mconsole.h98
-rw-r--r--arch/um/drivers/mconsole_kern.h52
-rw-r--r--arch/um/drivers/mconsole_user.c2
-rw-r--r--arch/um/drivers/net_user.c2
-rw-r--r--arch/um/drivers/pcap_user.c2
-rw-r--r--arch/um/drivers/port_user.c2
-rw-r--r--arch/um/drivers/pty.c2
-rw-r--r--arch/um/drivers/slip_user.c2
-rw-r--r--arch/um/drivers/slirp_user.c2
-rw-r--r--arch/um/drivers/ssl.c4
-rw-r--r--arch/um/drivers/stdio_console.c3
-rw-r--r--arch/um/drivers/tty.c2
-rw-r--r--arch/um/drivers/ubd_kern.c33
-rw-r--r--arch/um/drivers/ubd_user.c1
-rw-r--r--arch/um/drivers/ubd_user.h16
-rw-r--r--arch/um/drivers/umcast_user.c2
-rw-r--r--arch/um/drivers/vde_user.c2
-rw-r--r--arch/um/drivers/xterm.c2
28 files changed, 422 insertions, 46 deletions
diff --git a/arch/um/drivers/chan.h b/arch/um/drivers/chan.h
new file mode 100644
index 000000000000..8df0fd9024dc
--- /dev/null
+++ b/arch/um/drivers/chan.h
@@ -0,0 +1,50 @@
+/*
+ * 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/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c
index d4191fe1cede..420e2c800799 100644
--- a/arch/um/drivers/chan_kern.c
+++ b/arch/um/drivers/chan_kern.c
@@ -6,7 +6,7 @@
#include <linux/slab.h>
#include <linux/tty.h>
#include <linux/tty_flip.h>
-#include "chan_kern.h"
+#include "chan.h"
#include "os.h"
#ifdef CONFIG_NOCONFIG_CHAN
@@ -358,11 +358,11 @@ int chan_window_size(struct list_head *chans, unsigned short *rows_out,
return 0;
}
-static void free_one_chan(struct chan *chan, int delay_free_irq)
+static void free_one_chan(struct chan *chan)
{
list_del(&chan->list);
- close_one_chan(chan, delay_free_irq);
+ close_one_chan(chan, 0);
if (chan->ops->free != NULL)
(*chan->ops->free)(chan->data);
@@ -372,14 +372,14 @@ static void free_one_chan(struct chan *chan, int delay_free_irq)
kfree(chan);
}
-static void free_chan(struct list_head *chans, int delay_free_irq)
+static void free_chan(struct list_head *chans)
{
struct list_head *ele, *next;
struct chan *chan;
list_for_each_safe(ele, next, chans) {
chan = list_entry(ele, struct chan, list);
- free_one_chan(chan, delay_free_irq);
+ free_one_chan(chan);
}
}
@@ -547,7 +547,7 @@ int parse_chan_pair(char *str, struct line *line, int device,
char *in, *out;
if (!list_empty(chans)) {
- free_chan(chans, 0);
+ free_chan(chans);
INIT_LIST_HEAD(chans);
}
diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c
index cfeb3f4a44af..f180813ce2c7 100644
--- a/arch/um/drivers/chan_user.c
+++ b/arch/um/drivers/chan_user.c
@@ -11,10 +11,8 @@
#include <termios.h>
#include <sys/ioctl.h>
#include "chan_user.h"
-#include "kern_constants.h"
#include "os.h"
#include "um_malloc.h"
-#include "user.h"
void generic_close(int fd, void *unused)
{
@@ -283,7 +281,12 @@ void register_winch(int fd, struct tty_struct *tty)
return;
pid = tcgetpgrp(fd);
- if (!is_skas_winch(pid, fd, tty) && (pid == -1)) {
+ if (is_skas_winch(pid, fd, tty)) {
+ register_winch_irq(-1, fd, -1, tty, 0);
+ return;
+ }
+
+ if (pid == -1) {
thread = winch_tramp(fd, tty, &thread_fd, &stack);
if (thread < 0)
return;
diff --git a/arch/um/drivers/chan_user.h b/arch/um/drivers/chan_user.h
new file mode 100644
index 000000000000..9b9ced85b703
--- /dev/null
+++ b/arch/um/drivers/chan_user.h
@@ -0,0 +1,55 @@
+/*
+ * 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/drivers/cow_sys.h b/arch/um/drivers/cow_sys.h
index f5701fd2ef90..7f2ed0b8824a 100644
--- a/arch/um/drivers/cow_sys.h
+++ b/arch/um/drivers/cow_sys.h
@@ -3,7 +3,6 @@
#include "kern_util.h"
#include "os.h"
-#include "user.h"
#include "um_malloc.h"
static inline void *cow_malloc(int size)
diff --git a/arch/um/drivers/daemon_user.c b/arch/um/drivers/daemon_user.c
index f8e85e0bdace..a4fd7bc14af7 100644
--- a/arch/um/drivers/daemon_user.c
+++ b/arch/um/drivers/daemon_user.c
@@ -17,7 +17,6 @@
#include "net_user.h"
#include "os.h"
#include "um_malloc.h"
-#include "user.h"
enum request_type { REQ_NEW_CONTROL };
diff --git a/arch/um/drivers/fd.c b/arch/um/drivers/fd.c
index f5a981a16240..5b81d2574415 100644
--- a/arch/um/drivers/fd.c
+++ b/arch/um/drivers/fd.c
@@ -9,10 +9,8 @@
#include <errno.h>
#include <termios.h>
#include "chan_user.h"
-#include "kern_constants.h"
#include "os.h"
#include "um_malloc.h"
-#include "user.h"
struct fd_chan {
int fd;
diff --git a/arch/um/drivers/harddog_user.c b/arch/um/drivers/harddog_user.c
index 84dce3fc590c..0345d6206d40 100644
--- a/arch/um/drivers/harddog_user.c
+++ b/arch/um/drivers/harddog_user.c
@@ -7,7 +7,6 @@
#include <unistd.h>
#include <errno.h>
#include "os.h"
-#include "user.h"
struct dog_data {
int stdin;
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index 364c8a15c4c3..c1cf2206b84b 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -7,7 +7,7 @@
#include "linux/kd.h"
#include "linux/sched.h"
#include "linux/slab.h"
-#include "chan_kern.h"
+#include "chan.h"
#include "irq_kern.h"
#include "irq_user.h"
#include "kern_util.h"
diff --git a/arch/um/drivers/line.h b/arch/um/drivers/line.h
new file mode 100644
index 000000000000..63df3ca02ac2
--- /dev/null
+++ b/arch/um/drivers/line.h
@@ -0,0 +1,106 @@
+/*
+ * 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/drivers/mconsole.h b/arch/um/drivers/mconsole.h
new file mode 100644
index 000000000000..c139ae1d6826
--- /dev/null
+++ b/arch/um/drivers/mconsole.h
@@ -0,0 +1,98 @@
+/*
+ * 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/drivers/mconsole_kern.h b/arch/um/drivers/mconsole_kern.h
new file mode 100644
index 000000000000..d2fe07e78958
--- /dev/null
+++ b/arch/um/drivers/mconsole_kern.h
@@ -0,0 +1,52 @@
+/*
+ * 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/drivers/mconsole_user.c b/arch/um/drivers/mconsole_user.c
index f8cf4c8bedef..99209826adb1 100644
--- a/arch/um/drivers/mconsole_user.c
+++ b/arch/um/drivers/mconsole_user.c
@@ -10,9 +10,7 @@
#include <sys/socket.h>
#include <sys/uio.h>
#include <sys/un.h>
-#include "kern_constants.h"
#include "mconsole.h"
-#include "user.h"
static struct mconsole_command commands[] = {
/*
diff --git a/arch/um/drivers/net_user.c b/arch/um/drivers/net_user.c
index 520118888f16..05090c37fa84 100644
--- a/arch/um/drivers/net_user.c
+++ b/arch/um/drivers/net_user.c
@@ -12,10 +12,8 @@
#include <sys/socket.h>
#include <sys/wait.h>
#include "net_user.h"
-#include "kern_constants.h"
#include "os.h"
#include "um_malloc.h"
-#include "user.h"
int tap_open_common(void *dev, char *gate_addr)
{
diff --git a/arch/um/drivers/pcap_user.c b/arch/um/drivers/pcap_user.c
index 5f903587d69e..702a75b190ee 100644
--- a/arch/um/drivers/pcap_user.c
+++ b/arch/um/drivers/pcap_user.c
@@ -9,9 +9,7 @@
#include <asm/types.h>
#include "net_user.h"
#include "pcap_user.h"
-#include "kern_constants.h"
#include "um_malloc.h"
-#include "user.h"
#define PCAP_FD(p) (*(int *)(p))
diff --git a/arch/um/drivers/port_user.c b/arch/um/drivers/port_user.c
index b49bf56a56aa..7b010b76ddf0 100644
--- a/arch/um/drivers/port_user.c
+++ b/arch/um/drivers/port_user.c
@@ -10,11 +10,9 @@
#include <unistd.h>
#include <netinet/in.h>
#include "chan_user.h"
-#include "kern_constants.h"
#include "os.h"
#include "port.h"
#include "um_malloc.h"
-#include "user.h"
struct port_chan {
int raw;
diff --git a/arch/um/drivers/pty.c b/arch/um/drivers/pty.c
index 1113911dcb2b..cff2b75d31fd 100644
--- a/arch/um/drivers/pty.c
+++ b/arch/um/drivers/pty.c
@@ -12,10 +12,8 @@
#include <termios.h>
#include <sys/stat.h>
#include "chan_user.h"
-#include "kern_constants.h"
#include "os.h"
#include "um_malloc.h"
-#include "user.h"
struct pty_chan {
void (*announce)(char *dev_name, int dev);
diff --git a/arch/um/drivers/slip_user.c b/arch/um/drivers/slip_user.c
index cbacfc4e63e6..932b4d69bec2 100644
--- a/arch/um/drivers/slip_user.c
+++ b/arch/um/drivers/slip_user.c
@@ -11,12 +11,10 @@
#include <string.h>
#include <sys/termios.h>
#include <sys/wait.h>
-#include "kern_constants.h"
#include "net_user.h"
#include "os.h"
#include "slip.h"
#include "um_malloc.h"
-#include "user.h"
static int slip_user_init(void *data, void *dev)
{
diff --git a/arch/um/drivers/slirp_user.c b/arch/um/drivers/slirp_user.c
index a0ada8fec72a..db4adb639ff8 100644
--- a/arch/um/drivers/slirp_user.c
+++ b/arch/um/drivers/slirp_user.c
@@ -7,11 +7,9 @@
#include <errno.h>
#include <string.h>
#include <sys/wait.h>
-#include "kern_constants.h"
#include "net_user.h"
#include "os.h"
#include "slirp.h"
-#include "user.h"
static int slirp_user_init(void *data, void *dev)
{
diff --git a/arch/um/drivers/ssl.c b/arch/um/drivers/ssl.c
index f1786e64607f..9d8c20af6f80 100644
--- a/arch/um/drivers/ssl.c
+++ b/arch/um/drivers/ssl.c
@@ -12,10 +12,8 @@
#include "linux/console.h"
#include "asm/termbits.h"
#include "asm/irq.h"
-#include "line.h"
#include "ssl.h"
-#include "chan_kern.h"
-#include "kern.h"
+#include "chan.h"
#include "init.h"
#include "irq_user.h"
#include "mconsole_kern.h"
diff --git a/arch/um/drivers/stdio_console.c b/arch/um/drivers/stdio_console.c
index 49266f6108c4..088776f01908 100644
--- a/arch/um/drivers/stdio_console.c
+++ b/arch/um/drivers/stdio_console.c
@@ -20,8 +20,7 @@
#include "asm/current.h"
#include "asm/irq.h"
#include "stdio_console.h"
-#include "line.h"
-#include "chan_kern.h"
+#include "chan.h"
#include "irq_user.h"
#include "mconsole_kern.h"
#include "init.h"
diff --git a/arch/um/drivers/tty.c b/arch/um/drivers/tty.c
index 495858a090e4..a97391f9ec54 100644
--- a/arch/um/drivers/tty.c
+++ b/arch/um/drivers/tty.c
@@ -7,10 +7,8 @@
#include <fcntl.h>
#include <termios.h>
#include "chan_user.h"
-#include "kern_constants.h"
#include "os.h"
#include "um_malloc.h"
-#include "user.h"
struct tty_chan {
char *dev;
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
index 620f5b70957d..944453a3ec99 100644
--- a/arch/um/drivers/ubd_kern.c
+++ b/arch/um/drivers/ubd_kern.c
@@ -46,7 +46,6 @@
#include "asm/tlbflush.h"
#include "mem_user.h"
#include "kern_util.h"
-#include "kern.h"
#include "mconsole_kern.h"
#include "init.h"
#include "irq_user.h"
@@ -54,7 +53,6 @@
#include "ubd_user.h"
#include "os.h"
#include "mem.h"
-#include "mem_kern.h"
#include "cow.h"
enum ubd_req { UBD_READ, UBD_WRITE };
@@ -513,8 +511,37 @@ __uml_exitcall(kill_io_thread);
static inline int ubd_file_size(struct ubd *ubd_dev, __u64 *size_out)
{
char *file;
+ int fd;
+ int err;
+
+ __u32 version;
+ __u32 align;
+ char *backing_file;
+ time_t mtime;
+ unsigned long long size;
+ int sector_size;
+ int bitmap_offset;
+
+ if (ubd_dev->file && ubd_dev->cow.file) {
+ file = ubd_dev->cow.file;
+
+ goto out;
+ }
- file = ubd_dev->cow.file ? ubd_dev->cow.file : ubd_dev->file;
+ fd = os_open_file(ubd_dev->file, global_openflags, 0);
+ if (fd < 0)
+ return fd;
+
+ err = read_cow_header(file_reader, &fd, &version, &backing_file, \
+ &mtime, &size, &sector_size, &align, &bitmap_offset);
+ os_close_file(fd);
+
+ if(err == -EINVAL)
+ file = ubd_dev->file;
+ else
+ file = backing_file;
+
+out:
return os_file_size(file, size_out);
}
diff --git a/arch/um/drivers/ubd_user.c b/arch/um/drivers/ubd_user.c
index b591bb9c41dd..007b94d97726 100644
--- a/arch/um/drivers/ubd_user.c
+++ b/arch/um/drivers/ubd_user.c
@@ -16,7 +16,6 @@
#include <sys/mman.h>
#include <sys/param.h>
#include "asm/types.h"
-#include "user.h"
#include "ubd_user.h"
#include "os.h"
#include "cow.h"
diff --git a/arch/um/drivers/ubd_user.h b/arch/um/drivers/ubd_user.h
new file mode 100644
index 000000000000..3845051f1b10
--- /dev/null
+++ b/arch/um/drivers/ubd_user.h
@@ -0,0 +1,16 @@
+/*
+ * 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/drivers/umcast_user.c b/arch/um/drivers/umcast_user.c
index 59c56fd6f52a..010fa2d849ec 100644
--- a/arch/um/drivers/umcast_user.c
+++ b/arch/um/drivers/umcast_user.c
@@ -15,11 +15,9 @@
#include <unistd.h>
#include <errno.h>
#include <netinet/in.h>
-#include "kern_constants.h"
#include "umcast.h"
#include "net_user.h"
#include "um_malloc.h"
-#include "user.h"
static struct sockaddr_in *new_addr(char *addr, unsigned short port)
{
diff --git a/arch/um/drivers/vde_user.c b/arch/um/drivers/vde_user.c
index c5c43253e6ce..b8c286748d3d 100644
--- a/arch/um/drivers/vde_user.c
+++ b/arch/um/drivers/vde_user.c
@@ -6,10 +6,8 @@
#include <stddef.h>
#include <errno.h>
#include <libvdeplug.h>
-#include "kern_constants.h"
#include "net_user.h"
#include "um_malloc.h"
-#include "user.h"
#include "vde.h"
static int vde_user_init(void *data, void *dev)
diff --git a/arch/um/drivers/xterm.c b/arch/um/drivers/xterm.c
index 2e1de5728604..969110e56487 100644
--- a/arch/um/drivers/xterm.c
+++ b/arch/um/drivers/xterm.c
@@ -11,10 +11,8 @@
#include <string.h>
#include <termios.h>
#include "chan_user.h"
-#include "kern_constants.h"
#include "os.h"
#include "um_malloc.h"
-#include "user.h"
#include "xterm.h"
struct xterm_chan {