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| author | Alexey Dobriyan <adobriyan@gmail.com> | 2005-06-23 00:10:32 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2005-06-23 09:45:35 -0700 |
| commit | bfb07599da289881d3bcbb601a110e997fc7444b (patch) | |
| tree | 601c5e683c87e103de37bd68f014ec1f57d09bc7 /Documentation/tty.txt | |
| parent | 790a19cd5711133f40daad7c55bf148de2b1d12c (diff) | |
| download | linux-3.10-bfb07599da289881d3bcbb601a110e997fc7444b.tar.gz linux-3.10-bfb07599da289881d3bcbb601a110e997fc7444b.tar.bz2 linux-3.10-bfb07599da289881d3bcbb601a110e997fc7444b.zip | |
[PATCH] Introduce tty_unregister_ldisc()
It's a bit strange to see tty_register_ldisc call in modules' exit
functions.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'Documentation/tty.txt')
| -rw-r--r-- | Documentation/tty.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/tty.txt b/Documentation/tty.txt index 3958cf746dd..8ff7bc2a081 100644 --- a/Documentation/tty.txt +++ b/Documentation/tty.txt @@ -22,7 +22,7 @@ copy of the structure. You must not re-register over the top of the line discipline even with the same data or your computer again will be eaten by demons. -In order to remove a line discipline call tty_register_ldisc passing NULL. +In order to remove a line discipline call tty_unregister_ldisc(). In ancient times this always worked. In modern times the function will return -EBUSY if the ldisc is currently in use. Since the ldisc referencing code manages the module counts this should not usually be a concern. |