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[PATCH] uml: Move mconsole support out of generic code 

A bit of restructuring which eliminates the all_allowed argument (which is
mconsole-specific) to line_setup.  That logic is moved to the mconsole
callback.

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>
hifive-unleashed-5.1
Jeff Dike 2006-01-06 00:18:53 -08:00 committed by Linus Torvalds
parent 88890b8874
commit d571cd18f2
4 changed files with 14 additions and 15 deletions
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21
arch/um/drivers/line.c
View File

@ -500,11 +500,9 @@ void close_lines(struct line *lines, int nlines)
/* Common setup code for both startup command line and mconsole initialization.
* @lines contains the the array (of size @num) to modify;
* @init is the setup string;
* @all_allowed is a boolean saying if we can setup the whole @lines
* at once. For instance, it will be usually true for startup init. (where we
* can use con=xterm) and false for mconsole.*/
*/
int line_setup(struct line *lines, unsigned int num, char *init, int all_allowed)
int line_setup(struct line *lines, unsigned int num, char *init)
{
int i, n;
char *end;
@ -545,11 +543,6 @@ int line_setup(struct line *lines, unsigned int num, char *init, int all_allowed
}
}
}
else if(!all_allowed){
printk("line_setup - can't configure all devices from "
"mconsole\n");
return 0;
}
else {
for(i = 0; i < num; i++){
if(lines[i].init_pri <= INIT_ALL){
@ -569,12 +562,18 @@ int line_config(struct line *lines, unsigned int num, char *str)
{
char *new;
if(*str == '='){
printk("line_config - can't configure all devices from "
"mconsole\n");
return 1;
}
new = kstrdup(str, GFP_KERNEL);
if(new == NULL){
printk("line_config - kstrdup failed\n");
return -ENOMEM;
}
return !line_setup(lines, num, new, 0);
return !line_setup(lines, num, new);
}
int line_get_config(char *name, struct line *lines, unsigned int num, char *str,
@ -628,7 +627,7 @@ int line_remove(struct line *lines, unsigned int num, int n)
char config[sizeof("conxxxx=none\0")];
sprintf(config, "%d=none", n);
return !line_setup(lines, num, config, 0);
return !line_setup(lines, num, config);
}
struct tty_driver *line_register_devfs(struct lines *set,

2
arch/um/drivers/ssl.c
View File

@ -224,7 +224,7 @@ __uml_exitcall(ssl_exit);
static int ssl_chan_setup(char *str)
{
return line_setup(serial_lines, ARRAY_SIZE(serial_lines), str, 1);
return line_setup(serial_lines, ARRAY_SIZE(serial_lines), str);
}
__setup("ssl", ssl_chan_setup);

2
arch/um/drivers/stdio_console.c
View File

@ -191,7 +191,7 @@ __uml_exitcall(console_exit);
static int console_chan_setup(char *str)
{
return line_setup(vts, ARRAY_SIZE(vts), str, 1);
return line_setup(vts, ARRAY_SIZE(vts), str);
}
__setup("con", console_chan_setup);
__channel_help(console_chan_setup, "con");

4
arch/um/include/line.h
View File

@ -76,8 +76,8 @@ struct lines {
extern void line_close(struct tty_struct *tty, struct file * filp);
extern int line_open(struct line *lines, struct tty_struct *tty,
struct chan_opts *opts);
extern int line_setup(struct line *lines, unsigned int sizeof_lines, char *init,
int all_allowed);
extern int line_setup(struct line *lines, unsigned int sizeof_lines,
char *init);
extern int line_write(struct tty_struct *tty, const unsigned char *buf,
int len);
extern void line_put_char(struct tty_struct *tty, unsigned char ch);