Re: [PATCH] move some more intilization out of drivers/char/mem.c

From: Christoph Hellwig
Date: Sun Sep 21 2003 - 01:31:33 EST


On Sat, Sep 20, 2003 at 04:06:45PM -0700, Andrew Morton wrote:
> drivers/char/tty_io.c:2516: warning: initialization from incompatible pointer type
> drivers/char/misc.c:281: warning: static declaration for `misc_init' follows non-static
>
> Please compile-test things...

Well, I compiled this here. I see, looks like I lost half of the patch
when sending it to you. Sorryh for that, here's the full patch:


--- 1.58/drivers/char/Makefile Sat Jun 7 15:41:09 2003
+++ edited/drivers/char/Makefile Sat Sep 20 13:13:49 2003
@@ -7,7 +7,7 @@
#
FONTMAPFILE = cp437.uni

-obj-y += mem.o tty_io.o n_tty.o tty_ioctl.o pty.o misc.o random.o
+obj-y += mem.o random.o tty_io.o n_tty.o tty_ioctl.o pty.o misc.o

obj-$(CONFIG_VT) += vt_ioctl.o vc_screen.o consolemap.o consolemap_deftbl.o selection.o keyboard.o
obj-$(CONFIG_HW_CONSOLE) += vt.o defkeymap.o
--- 1.43/drivers/char/mem.c Tue Aug 26 18:25:41 2003
+++ edited/drivers/char/mem.c Sat Sep 20 13:12:30 2003
@@ -680,17 +680,8 @@
S_IFCHR | devlist[i].mode, devlist[i].name);
}

- rand_initialize();
#if defined (CONFIG_FB)
fbmem_init();
-#endif
- tty_init();
-#ifdef CONFIG_M68K_PRINTER
- lp_m68k_init();
-#endif
- misc_init();
-#ifdef CONFIG_FTAPE
- ftape_init();
#endif
return 0;
}
--- 1.23/drivers/char/misc.c Wed Sep 17 15:42:51 2003
+++ edited/drivers/char/misc.c Sat Sep 20 13:12:30 2003
@@ -277,7 +277,7 @@
EXPORT_SYMBOL(misc_register);
EXPORT_SYMBOL(misc_deregister);

-int __init misc_init(void)
+static int __init misc_init(void)
{
#ifdef CONFIG_PROC_FS
struct proc_dir_entry *ent;
@@ -320,3 +320,4 @@
}
return 0;
}
+module_init(misc_init);
--- 1.38/drivers/char/random.c Wed Sep 10 08:41:47 2003
+++ edited/drivers/char/random.c Sat Sep 20 13:12:30 2003
@@ -1493,7 +1493,7 @@
}
}

-void __init rand_initialize(void)
+static void __init rand_initialize(void)
{
int i;

@@ -1516,6 +1516,7 @@
memset(&extract_timer_state, 0, sizeof(struct timer_rand_state));
extract_timer_state.dont_count_entropy = 1;
}
+module_init(rand_initialize);

void rand_initialize_irq(int irq)
{
--- 1.119/drivers/char/tty_io.c Fri Sep 5 13:31:50 2003
+++ edited/drivers/char/tty_io.c Sat Sep 20 13:12:30 2003
@@ -2423,7 +2423,7 @@
* Ok, now we can initialize the rest of the tty devices and can count
* on memory allocations, interrupts etc..
*/
-void __init tty_init(void)
+static void __init tty_init(void)
{
strcpy(tty_cdev.kobj.name, "dev.tty");
cdev_init(&tty_cdev, &tty_fops);
@@ -2513,3 +2513,4 @@
a2232board_init();
#endif
}
+module_init(tty_init);
--- 1.4/drivers/char/ftape/lowlevel/ftape-init.c Mon Feb 3 21:19:37 2003
+++ edited/drivers/char/ftape/lowlevel/ftape-init.c Sun Sep 21 08:22:04 2003
@@ -55,14 +55,24 @@
char ft_dat[] __initdata = "$Date: 1997/11/06 00:38:08 $";


+#ifndef CONFIG_FT_NO_TRACE_AT_ALL
+static int ft_tracing = -1;
+#endif
+
+
/* Called by modules package when installing the driver
* or by kernel during the initialization phase
*/
-int __init ftape_init(void)
+static int __init ftape_init(void)
{
TRACE_FUN(ft_t_flow);

#ifdef MODULE
+#ifndef CONFIG_FT_NO_TRACE_AT_ALL
+ if (ft_tracing != -1) {
+ ftape_tracing = ft_tracing;
+ }
+#endif
printk(KERN_INFO FTAPE_VERSION "\n");
if (TRACE_LEVEL >= ft_t_info) {
printk(
@@ -112,13 +122,6 @@
#endif
TRACE_EXIT 0;
}
-
-#ifdef MODULE
-
-#ifndef CONFIG_FT_NO_TRACE_AT_ALL
-static int ft_tracing = -1;
-#endif
-
#define FT_MOD_PARM(var,type,desc) \
MODULE_PARM(var,type); MODULE_PARM_DESC(var,desc)

@@ -141,21 +144,7 @@
"QIC-117 driver for QIC-40/80/3010/3020 floppy tape drives.");
MODULE_LICENSE("GPL");

-/* Called by modules package when installing the driver
- */
-int init_module(void)
-{
-#ifndef CONFIG_FT_NO_TRACE_AT_ALL
- if (ft_tracing != -1) {
- ftape_tracing = ft_tracing;
- }
-#endif
- return ftape_init();
-}
-
-/* Called by modules package when removing the driver
- */
-void cleanup_module(void)
+static void __exit ftape_exit(void)
{
TRACE_FUN(ft_t_flow);

@@ -166,4 +155,6 @@
printk(KERN_INFO "ftape: unloaded.\n");
TRACE_EXIT;
}
-#endif /* MODULE */
+
+module_init(ftape_init);
+module_exit(ftape_exit);
--- 1.3/include/linux/ftape.h Tue Apr 1 01:55:26 2003
+++ edited/include/linux/ftape.h Sat Sep 20 13:12:31 2003
@@ -199,8 +199,6 @@
#define ABS(a) ((a) < 0 ? -(a) : (a))
#define NR_ITEMS(x) (int)(sizeof(x)/ sizeof(*x))

-extern int ftape_init(void);
-
#endif /* __KERNEL__ */

#endif
--- 1.9/include/linux/miscdevice.h Wed Sep 17 15:43:05 2003
+++ edited/include/linux/miscdevice.h Sat Sep 20 13:12:31 2003
@@ -36,8 +36,6 @@

#define TUN_MINOR 200

-extern int misc_init(void);
-
struct miscdevice
{
int minor;
--- 1.2/include/linux/random.h Mon Oct 28 20:57:55 2002
+++ edited/include/linux/random.h Sat Sep 20 13:12:31 2003
@@ -42,7 +42,6 @@

#ifdef __KERNEL__

-extern void rand_initialize(void);
extern void rand_initialize_irq(int irq);

extern void batch_entropy_store(u32 a, u32 b, int num);
--- 1.20/include/linux/tty.h Tue Aug 26 18:25:40 2003
+++ edited/include/linux/tty.h Sat Sep 20 13:12:31 2003
@@ -351,7 +351,6 @@

extern int lp_init(void);
extern int pty_init(void);
-extern void tty_init(void);
extern int mxser_init(void);
extern int moxa_init(void);
extern int ip2_init(void);
-
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