Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
pt. [PARIDE]
See Documentation/paride.txt.
pt. [PARIDE]
See Documentation/paride.txt.
+ pty.legacy_count=
+ [KNL] Number of legacy pty's. Overwrites compiled-in
+ default number.
+
quiet [KNL] Disable most log messages
r128= [HW,DRM]
quiet [KNL] Disable most log messages
r128= [HW,DRM]
+static int legacy_count = CONFIG_LEGACY_PTY_COUNT;
+module_param(legacy_count, int, 0);
+
static void __init legacy_pty_init(void)
{
static void __init legacy_pty_init(void)
{
+ if (legacy_count <= 0)
+ return;
- pty_driver = alloc_tty_driver(NR_PTYS);
+ pty_driver = alloc_tty_driver(legacy_count);
if (!pty_driver)
panic("Couldn't allocate pty driver");
if (!pty_driver)
panic("Couldn't allocate pty driver");
- pty_slave_driver = alloc_tty_driver(NR_PTYS);
+ pty_slave_driver = alloc_tty_driver(legacy_count);
if (!pty_slave_driver)
panic("Couldn't allocate pty slave driver");
if (!pty_slave_driver)
panic("Couldn't allocate pty slave driver");
* (Note: the *_driver.minor_start values 1, 64, 128, 192 are
* hardcoded at present.)
*/
* (Note: the *_driver.minor_start values 1, 64, 128, 192 are
* hardcoded at present.)
*/
-#define NR_PTYS CONFIG_LEGACY_PTY_COUNT /* Number of legacy ptys */
#define NR_UNIX98_PTY_DEFAULT 4096 /* Default maximum for Unix98 ptys */
#define NR_UNIX98_PTY_MAX (1 << MINORBITS) /* Absolute limit */
#define NR_LDISCS 17
#define NR_UNIX98_PTY_DEFAULT 4096 /* Default maximum for Unix98 ptys */
#define NR_UNIX98_PTY_MAX (1 << MINORBITS) /* Absolute limit */
#define NR_LDISCS 17