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authorLinus Torvalds <torvalds@linux-foundation.org>2016-01-31 17:09:39 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-31 17:09:39 -0800
commit54e3f3e30245abb0d47e3bc53a1b3c75434616f1 (patch)
treeeb364dfebe88f075840b3f4f08d987036a9e1716 /include
parent8c4e378e426d1b065a1e8d9f45b8bcc4905d3410 (diff)
parent6c55d9b98335f7f6bd5f061866ff1633401f3a44 (diff)
Merge tag 'tty-4.5-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Pull tty/serial fixes from Greg KH: "Here are some small tty/serial driver fixes for 4.5-rc2. They resolve a number of reported problems (the ioctl one specifically has been pointed out by numerous people) and one patch adds some new device ids for the 8250_pci driver. All have been in linux-next successfully" * tag 'tty-4.5-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: serial: 8250_pci: Add Intel Broadwell ports staging/speakup: Use tty_ldisc_ref() for paste kworker n_tty: Fix unsafe reference to "other" ldisc tty: Fix unsafe ldisc reference via ioctl(TIOCGETD) tty: Retry failed reopen if tty teardown in-progress tty: Wait interruptibly for tty lock on reopen
Diffstat (limited to 'include')
-rw-r--r--include/linux/tty.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 2fd8708ea888..d9fb4b043f56 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -649,6 +649,7 @@ extern long vt_compat_ioctl(struct tty_struct *tty,
/* tty_mutex.c */
/* functions for preparation of BKL removal */
extern void __lockfunc tty_lock(struct tty_struct *tty);
+extern int tty_lock_interruptible(struct tty_struct *tty);
extern void __lockfunc tty_unlock(struct tty_struct *tty);
extern void __lockfunc tty_lock_slave(struct tty_struct *tty);
extern void __lockfunc tty_unlock_slave(struct tty_struct *tty);