[PATCH 1/4] tty: remove TTY_SOFT_SAK part from __do_SAK()

From: Jiri Slaby
Date: Thu Nov 18 2021 - 02:19:26 EST


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@xxxxxxx>
---
drivers/tty/tty_io.c | 4 ----
1 file changed, 4 deletions(-)

diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 6616d4a0d41d..829944dfaf48 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -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)
--
2.33.1