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47 lines
1.6 KiB
47 lines
1.6 KiB
Subject: add console_use_vt
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From: kraxel@suse.de
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Patch-mainline: no
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$subject says all
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--- head-2010-05-25.orig/drivers/char/tty_io.c 2010-05-25 09:12:10.000000000 +0200
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+++ head-2010-05-25/drivers/char/tty_io.c 2010-05-25 09:13:34.000000000 +0200
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@@ -136,6 +136,8 @@ LIST_HEAD(tty_drivers); /* linked list
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DEFINE_MUTEX(tty_mutex);
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EXPORT_SYMBOL(tty_mutex);
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+int console_use_vt = 1;
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+
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static ssize_t tty_read(struct file *, char __user *, size_t, loff_t *);
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static ssize_t tty_write(struct file *, const char __user *, size_t, loff_t *);
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ssize_t redirected_tty_write(struct file *, const char __user *,
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@@ -1778,7 +1780,7 @@ retry_open:
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goto got_driver;
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}
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#ifdef CONFIG_VT
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- if (device == MKDEV(TTY_MAJOR, 0)) {
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+ if (console_use_vt && device == MKDEV(TTY_MAJOR, 0)) {
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extern struct tty_driver *console_driver;
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driver = tty_driver_kref_get(console_driver);
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index = fg_console;
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@@ -3160,7 +3162,8 @@ static int __init tty_init(void)
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"console");
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#ifdef CONFIG_VT
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- vty_init(&console_fops);
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+ if (console_use_vt)
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+ vty_init(&console_fops);
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#endif
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return 0;
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}
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--- head-2010-05-25.orig/include/linux/console.h 2010-05-25 09:12:10.000000000 +0200
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+++ head-2010-05-25/include/linux/console.h 2010-01-19 14:51:01.000000000 +0100
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@@ -63,6 +63,7 @@ extern const struct consw dummy_con; /*
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extern const struct consw vga_con; /* VGA text console */
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extern const struct consw newport_con; /* SGI Newport console */
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extern const struct consw prom_con; /* SPARC PROM console */
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+extern int console_use_vt;
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int con_is_bound(const struct consw *csw);
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int register_con_driver(const struct consw *csw, int first, int last);
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