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WSL2-Linux-Kernel
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[PATCH] There is no devfs, there has never been a devfs, we have always been at war with... 

Jon Smirl noted a couple of tty driver functions now are quite misleadingly
named with the death of devfs.  A quick grep found another case in the lp
driver.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Alan Cox 2006-09-29 01:59:47 -07:00 коммит произвёл Linus Torvalds
Родитель 2aae4a108d
Коммит d09d7ddf30
3 изменённых файлов: 10 добавлений и 9 удалений
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4
drivers/char/lp.c
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@ -906,7 +906,7 @@ static int __init lp_init (void)
lp_class = class_create(THIS_MODULE, "printer");
if (IS_ERR(lp_class)) {
err = PTR_ERR(lp_class);
goto out_devfs;
goto out_reg;
}
if (parport_register_driver (&lp_driver)) {
@ -927,7 +927,7 @@ static int __init lp_init (void)
out_class:
class_destroy(lp_class);
out_devfs:
out_reg:
unregister_chrdev(LP_MAJOR, "lp");
return err;
}

5
drivers/char/vc_screen.c
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@ -474,14 +474,15 @@ static const struct file_operations vcs_fops = {
static struct class *vc_class;
void vcs_make_devfs(struct tty_struct *tty)
void vcs_make_sysfs(struct tty_struct *tty)
{
class_device_create(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 1),
NULL, "vcs%u", tty->index + 1);
class_device_create(vc_class, NULL, MKDEV(VCS_MAJOR, tty->index + 129),
NULL, "vcsa%u", tty->index + 1);
}
void vcs_remove_devfs(struct tty_struct *tty)
void vcs_remove_sysfs(struct tty_struct *tty)
{
class_device_destroy(vc_class, MKDEV(VCS_MAJOR, tty->index + 1));
class_device_destroy(vc_class, MKDEV(VCS_MAJOR, tty->index + 129));

10
drivers/char/vt.c
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@ -128,8 +128,8 @@ const struct consw *conswitchp;
#define DEFAULT_BELL_PITCH 750
#define DEFAULT_BELL_DURATION (HZ/8)
extern void vcs_make_devfs(struct tty_struct *tty);
extern void vcs_remove_devfs(struct tty_struct *tty);
extern void vcs_make_sysfs(struct tty_struct *tty);
extern void vcs_remove_sysfs(struct tty_struct *tty);
extern void console_map_init(void);
#ifdef CONFIG_PROM_CONSOLE
@ -2498,7 +2498,7 @@ static int con_open(struct tty_struct *tty, struct file *filp)
tty->winsize.ws_col = vc_cons[currcons].d->vc_cols;
}
release_console_sem();
vcs_make_devfs(tty);
vcs_make_sysfs(tty);
return ret;
}
}
@ -2511,7 +2511,7 @@ static int con_open(struct tty_struct *tty, struct file *filp)
* and taking a ref against the tty while we're in the process of forgetting
* about it and cleaning things up.
*
* This is because vcs_remove_devfs() can sleep and will drop the BKL.
* This is because vcs_remove_sysfs() can sleep and will drop the BKL.
*/
static void con_close(struct tty_struct *tty, struct file *filp)
{
@ -2524,7 +2524,7 @@ static void con_close(struct tty_struct *tty, struct file *filp)
vc->vc_tty = NULL;
tty->driver_data = NULL;
release_console_sem();
vcs_remove_devfs(tty);
vcs_remove_sysfs(tty);
mutex_unlock(&tty_mutex);
/*
* tty_mutex is released, but we still hold BKL, so there is