[PATCH] uml: move libc-dependent code from trap_user.c
The serial UML OS-abstraction layer patch (um/kernel dir).
This moves all systemcalls from trap_user.c file under os-Linux dir
Signed-off-by: Gennady Sharapov <Gennady.V.Sharapov@intel.com>
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/um/include/kern_util.h b/arch/um/include/kern_util.h
index 58c0b10..8f4e46d 100644
--- a/arch/um/include/kern_util.h
+++ b/arch/um/include/kern_util.h
@@ -1,4 +1,4 @@
-/*
+/*
* Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com)
* Licensed under the GPL
*/
@@ -10,6 +10,19 @@
#include "sysdep/ptrace.h"
#include "sysdep/faultinfo.h"
+typedef void (*kern_hndl)(int, union uml_pt_regs *);
+
+struct kern_handlers {
+ kern_hndl relay_signal;
+ kern_hndl winch;
+ kern_hndl bus_handler;
+ kern_hndl page_fault;
+ kern_hndl sigio_handler;
+ kern_hndl timer_handler;
+};
+
+extern struct kern_handlers handlinfo_kern;
+
extern int ncpus;
extern char *linux_prog;
extern char *gdb_init;
@@ -109,6 +122,8 @@
extern void free_irq(unsigned int, void *);
extern int um_in_interrupt(void);
extern int cpu(void);
+extern void segv_handler(int sig, union uml_pt_regs *regs);
+extern void sigio_handler(int sig, union uml_pt_regs *regs);
#endif
diff --git a/arch/um/include/os.h b/arch/um/include/os.h
index cfc806e..dd72d66 100644
--- a/arch/um/include/os.h
+++ b/arch/um/include/os.h
@@ -9,6 +9,8 @@
#include "uml-config.h"
#include "asm/types.h"
#include "../os/include/file.h"
+#include "sysdep/ptrace.h"
+#include "kern_util.h"
#define OS_TYPE_FILE 1
#define OS_TYPE_DIR 2
@@ -229,4 +231,8 @@
extern int get_signals(void);
extern int set_signals(int enable);
+/* trap.c */
+extern void os_fill_handlinfo(struct kern_handlers h);
+extern void do_longjmp(void *p, int val);
+
#endif
diff --git a/arch/um/include/user_util.h b/arch/um/include/user_util.h
index b998400..c1dbd77 100644
--- a/arch/um/include/user_util.h
+++ b/arch/um/include/user_util.h
@@ -1,4 +1,4 @@
-/*
+/*
* Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com)
* Licensed under the GPL
*/
@@ -23,12 +23,7 @@
extern struct cpu_task cpu_tasks[];
-struct signal_info {
- void (*handler)(int, union uml_pt_regs *);
- int is_irq;
-};
-
-extern struct signal_info sig_info[];
+extern void (*sig_info[])(int, union uml_pt_regs *);
extern unsigned long low_physmem;
extern unsigned long high_physmem;
@@ -64,7 +59,6 @@
extern void setup_hostinfo(void);
extern void do_exec(int old_pid, int new_pid);
extern void tracer_panic(char *msg, ...);
-extern void do_longjmp(void *p, int val);
extern int detach(int pid, int sig);
extern int attach(int pid);
extern void kill_child_dead(int pid);