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| author | Peter Hurley <peter@hurleysoftware.com> | 2014-11-05 12:13:06 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-11-05 18:50:42 -0800 |
| commit | e80a10ee4de8f654cf34170da00f989470331da8 (patch) | |
| tree | a16e833e225d70aba7e7bfc29a062a65a106f582 /drivers/tty/tty_ldisc.c | |
| parent | 52bce7f8d4fc633c9a9d0646eef58ba6ae9a3b73 (diff) | |
| download | lwn-e80a10ee4de8f654cf34170da00f989470331da8.tar.gz lwn-e80a10ee4de8f654cf34170da00f989470331da8.zip | |
tty: Prefix tty_ldisc_{lock,lock_nested,unlock} functions
tty_ldisc_lock(), tty_ldisc_unlock(), and tty_ldisc_lock_nested()
are low-level aliases for the underlying lock mechanism. Rename
with double underscore to allow for new, higher level functions
with those names.
Reviewed-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/tty_ldisc.c')
| -rw-r--r-- | drivers/tty/tty_ldisc.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/tty/tty_ldisc.c b/drivers/tty/tty_ldisc.c index 1c4d7b6d8a76..5bdc241628ac 100644 --- a/drivers/tty/tty_ldisc.c +++ b/drivers/tty/tty_ldisc.c @@ -308,19 +308,19 @@ EXPORT_SYMBOL_GPL(tty_ldisc_deref); static inline int __lockfunc -tty_ldisc_lock(struct tty_struct *tty, unsigned long timeout) +__tty_ldisc_lock(struct tty_struct *tty, unsigned long timeout) { return ldsem_down_write(&tty->ldisc_sem, timeout); } static inline int __lockfunc -tty_ldisc_lock_nested(struct tty_struct *tty, unsigned long timeout) +__tty_ldisc_lock_nested(struct tty_struct *tty, unsigned long timeout) { return ldsem_down_write_nested(&tty->ldisc_sem, LDISC_SEM_OTHER, timeout); } -static inline void tty_ldisc_unlock(struct tty_struct *tty) +static inline void __tty_ldisc_unlock(struct tty_struct *tty) { return ldsem_up_write(&tty->ldisc_sem); } @@ -332,24 +332,24 @@ tty_ldisc_lock_pair_timeout(struct tty_struct *tty, struct tty_struct *tty2, int ret; if (tty < tty2) { - ret = tty_ldisc_lock(tty, timeout); + ret = __tty_ldisc_lock(tty, timeout); if (ret) { - ret = tty_ldisc_lock_nested(tty2, timeout); + ret = __tty_ldisc_lock_nested(tty2, timeout); if (!ret) - tty_ldisc_unlock(tty); + __tty_ldisc_unlock(tty); } } else { /* if this is possible, it has lots of implications */ WARN_ON_ONCE(tty == tty2); if (tty2 && tty != tty2) { - ret = tty_ldisc_lock(tty2, timeout); + ret = __tty_ldisc_lock(tty2, timeout); if (ret) { - ret = tty_ldisc_lock_nested(tty, timeout); + ret = __tty_ldisc_lock_nested(tty, timeout); if (!ret) - tty_ldisc_unlock(tty2); + __tty_ldisc_unlock(tty2); } } else - ret = tty_ldisc_lock(tty, timeout); + ret = __tty_ldisc_lock(tty, timeout); } if (!ret) @@ -370,9 +370,9 @@ tty_ldisc_lock_pair(struct tty_struct *tty, struct tty_struct *tty2) static void __lockfunc tty_ldisc_unlock_pair(struct tty_struct *tty, struct tty_struct *tty2) { - tty_ldisc_unlock(tty); + __tty_ldisc_unlock(tty); if (tty2) - tty_ldisc_unlock(tty2); + __tty_ldisc_unlock(tty2); } static void __lockfunc tty_ldisc_enable_pair(struct tty_struct *tty, |