diff options
| author | Jiri Slaby <jslaby@suse.cz> | 2012-04-02 13:54:31 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-04-09 11:30:39 -0700 |
| commit | de3a60a3436ebfd780ced830cd09880ea9c45957 (patch) | |
| tree | 80f376129cc276547dcbbfd08903e612e36e61e1 /drivers/tty/ipwireless/tty.c | |
| parent | daea440215ae86bf9fdfe82420710ae749eb73c7 (diff) | |
TTY: ipwireless, use synchronous hangup
Do not touch internal workqueue. Call tty_vhangup instead.
Note that finished hangup does not necessarily mean that all processes
are dead. Especially when the tty is a console. The code assumes that
right now.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Jiri Kosina <jkosina@suse.cz>
Acked-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/ipwireless/tty.c')
| -rw-r--r-- | drivers/tty/ipwireless/tty.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/tty/ipwireless/tty.c b/drivers/tty/ipwireless/tty.c index 4daf962f705..e5396212e22 100644 --- a/drivers/tty/ipwireless/tty.c +++ b/drivers/tty/ipwireless/tty.c @@ -565,11 +565,11 @@ void ipwireless_tty_free(struct ipw_tty *tty) ttyj->closing = 1; if (ttyj->linux_tty != NULL) { mutex_unlock(&ttyj->ipw_tty_mutex); - tty_hangup(ttyj->linux_tty); - /* Wait till the tty_hangup has completed */ - flush_work_sync(&ttyj->linux_tty->hangup_work); + tty_vhangup(ttyj->linux_tty); /* FIXME: Exactly how is the tty object locked here against a parallel ioctl etc */ + /* FIXME2: hangup does not mean all processes + * are gone */ mutex_lock(&ttyj->ipw_tty_mutex); } while (ttyj->open_count) |