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tty: remove TTY_SOFT_SAK part from __do_SAK()

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Remove the TTY_SOFT_SAK part. It is never defined, so this is only
confusing.

It was actually never defined since its introduction in
0.99.14g.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Link: https://lore.kernel.org/r/20211118071911.12059-2-jslaby@suse.cz
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2021-11-18 08:19:08 +01:00 committed by Greg Kroah-Hartman
parent ea502201da
commit 463d4c74bf
1 changed files with 0 additions and 4 deletions
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4
drivers/tty/tty_io.c
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@ -3028,9 +3028,6 @@ static int this_tty(const void *t, struct file *file, unsigned fd)
*/
void __do_SAK(struct tty_struct *tty)
{
#ifdef TTY_SOFT_SAK
tty_hangup(tty);
#else
struct task_struct *g, *p;
struct pid *session;
int i;
@ -3074,7 +3071,6 @@ void __do_SAK(struct tty_struct *tty)
} while_each_thread(g, p);
read_unlock(&tasklist_lock);
put_pid(session);
#endif
}
static void do_SAK_work(struct work_struct *work)