diff options
Diffstat (limited to 'recipes/linux/linux-openmoko-2.6.30.4/080-nr-tty-devices.patch')
| -rw-r--r-- | recipes/linux/linux-openmoko-2.6.30.4/080-nr-tty-devices.patch | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/recipes/linux/linux-openmoko-2.6.30.4/080-nr-tty-devices.patch b/recipes/linux/linux-openmoko-2.6.30.4/080-nr-tty-devices.patch new file mode 100644 index 0000000000..e58152d0c9 --- /dev/null +++ b/recipes/linux/linux-openmoko-2.6.30.4/080-nr-tty-devices.patch @@ -0,0 +1,43 @@ +--- a/include/linux/vt.h ++++ b/include/linux/vt.h +@@ -18,8 +18,19 @@ extern int unregister_vt_notifier(struct + * resizing). + */ + #define MIN_NR_CONSOLES 1 /* must be at least 1 */ ++#if (CONFIG_NR_TTY_DEVICES < 4) ++/* Lower Limit */ ++#define MAX_NR_CONSOLES 4 /* serial lines start at 64 */ ++#define MAX_NR_USER_CONSOLES 4 /* must be root to allocate above this */ ++#elif (CONFIG_NR_TTY_DEVICES > 63) ++/* Upper Limit */ + #define MAX_NR_CONSOLES 63 /* serial lines start at 64 */ + #define MAX_NR_USER_CONSOLES 63 /* must be root to allocate above this */ ++#else ++/* They chose a sensible number */ ++#define MAX_NR_CONSOLES CONFIG_NR_TTY_DEVICES ++#define MAX_NR_USER_CONSOLES CONFIG_NR_TTY_DEVICES ++#endif + /* Note: the ioctl VT_GETSTATE does not work for + consoles 16 and higher (since it returns a short) */ + +--- a/drivers/char/Kconfig ++++ b/drivers/char/Kconfig +@@ -66,6 +66,18 @@ config VT_CONSOLE + + If unsure, say Y. + ++config NR_TTY_DEVICES ++ int "Maximum tty device number" ++ depends on VT ++ default 63 ++ ---help--- ++ This is the highest numbered device created in /dev. You will actually have ++ NR_TTY_DEVICES+1 devices in /dev. The default is 63, which will result in ++ 64 /dev entries. The lowest number you can set is 11, anything below that, ++ and it will default to 11. 63 is also the upper limit so we don't overrun ++ the serial consoles. ++ ++ + config HW_CONSOLE + bool + depends on VT && !S390 && !UML |