[PATCH 07/14] tty: Convert SAK messages to tty_notice()

From: Peter Hurley
Date: Sun Nov 08 2015 - 13:02:51 EST


Use tty_notice() for unified message format from the tty core.
Fix each message to accurately reflect the cause of each termination.

Signed-off-by: Peter Hurley <peter@xxxxxxxxxxxxxxxxxx>
---
drivers/tty/tty_io.c | 20 ++++++++------------
1 file changed, 8 insertions(+), 12 deletions(-)

diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 121dbeb..a1a87d4 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -3022,28 +3022,24 @@ void __do_SAK(struct tty_struct *tty)
read_lock(&tasklist_lock);
/* Kill the entire session */
do_each_pid_task(session, PIDTYPE_SID, p) {
- printk(KERN_NOTICE "SAK: killed process %d"
- " (%s): task_session(p)==tty->session\n",
- task_pid_nr(p), p->comm);
+ tty_notice(tty, "SAK: killed process %d (%s): by session\n",
+ task_pid_nr(p), p->comm);
send_sig(SIGKILL, p, 1);
} while_each_pid_task(session, PIDTYPE_SID, p);
- /* Now kill any processes that happen to have the
- * tty open.
- */
+
+ /* Now kill any processes that happen to have the tty open */
do_each_thread(g, p) {
if (p->signal->tty == tty) {
- printk(KERN_NOTICE "SAK: killed process %d"
- " (%s): task_session(p)==tty->session\n",
- task_pid_nr(p), p->comm);
+ tty_notice(tty, "SAK: killed process %d (%s): by controlling tty\n",
+ task_pid_nr(p), p->comm);
send_sig(SIGKILL, p, 1);
continue;
}
task_lock(p);
i = iterate_fd(p->files, 0, this_tty, tty);
if (i != 0) {
- printk(KERN_NOTICE "SAK: killed process %d"
- " (%s): fd#%d opened to the tty\n",
- task_pid_nr(p), p->comm, i - 1);
+ tty_notice(tty, "SAK: killed process %d (%s): by fd#%d\n",
+ task_pid_nr(p), p->comm, i - 1);
force_sig(SIGKILL, p);
}
task_unlock(p);
--
2.6.3

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