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authorPeter Hurley <peter@hurleysoftware.com>2016-01-10 08:35:18 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-01-28 02:13:28 +0300
commitd1d027eff5693c3cea71e4ce2f1c3a707baec02d (patch)
treec60ae8d623f40bd11b237df9807952d89d73adb8 /drivers/tty/tty_io.c
parent9de2a7cef983579c725564950384e4ea205a7684 (diff)
downloadlinux-d1d027eff5693c3cea71e4ce2f1c3a707baec02d.tar.xz
tty: Unexport system-wide tty_mutex
tty_mutex is a core, system-wide lock; there is no reason for any code outside the tty core to have direct access. Signed-off-by: Peter Hurley <peter@hurleysoftware.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/tty_io.c')
-rw-r--r--drivers/tty/tty_io.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 3c90ad44b585..cb0a0c82279b 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -135,10 +135,8 @@ EXPORT_SYMBOL(tty_std_termios);
LIST_HEAD(tty_drivers); /* linked list of tty drivers */
-/* Mutex to protect creating and releasing a tty. This is shared with
- vt.c for deeply disgusting hack reasons */
+/* Mutex to protect creating and releasing a tty */
DEFINE_MUTEX(tty_mutex);
-EXPORT_SYMBOL(tty_mutex);
/* Spinlock to protect the tty->tty_files list */
DEFINE_SPINLOCK(tty_files_lock);