diff options
| author | Alan Cox <alan@lxorguk.ukuu.org.uk> | 2008-06-23 12:06:52 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-06-23 10:36:47 -0700 |
| commit | 36c7343b4ecac2432430f5393314f1bdc2c219a5 (patch) | |
| tree | 06966862308ff46d4712f58fc95c3c5cacf43819 /include | |
| parent | 55d8538498f62ec72b5ba67aa386c7726f630475 (diff) | |
tty_driver: Update required method documentation
Some of the requirement rules are now more relaxed. Also correct a
contradiction in the previous update
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/tty_driver.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h index 59f1c0bd8f9c..d2a003586761 100644 --- a/include/linux/tty_driver.h +++ b/include/linux/tty_driver.h @@ -27,8 +27,7 @@ * This routine is called by the kernel to write a series of * characters to the tty device. The characters may come from * user space or kernel space. This routine will return the - * number of characters actually accepted for writing. This - * routine is mandatory. + * number of characters actually accepted for writing. * * Optional: Required for writable devices. * @@ -134,7 +133,7 @@ * This routine notifies the tty driver that it should hangup the * tty device. * - * Required: + * Optional: * * void (*break_ctl)(struct tty_stuct *tty, int state); * |