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author | Alan Cox <alan@lxorguk.ukuu.org.uk> | 2008-06-23 13:06:52 +0200 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-06-23 19:36:47 +0200 |
commit | 36c7343b4ecac2432430f5393314f1bdc2c219a5 (patch) | |
tree | 06966862308ff46d4712f58fc95c3c5cacf43819 /include | |
parent | Fix performance regression on lmbench select benchmark (diff) | |
download | linux-36c7343b4ecac2432430f5393314f1bdc2c219a5.tar.xz linux-36c7343b4ecac2432430f5393314f1bdc2c219a5.zip |
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); * |