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    Subject[Patch RFC 10/37] net: ppp_async: semaphore cleanup
    The usage of this "mutex" is non obvious and probably a completion in
    some places. Make it a semaphore.

    Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
    Cc: David Miller <davem@davemloft.net>
    ---
    drivers/net/ppp_async.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    Index: linux-2.6-tip/drivers/net/ppp_async.c
    ===================================================================
    --- linux-2.6-tip.orig/drivers/net/ppp_async.c
    +++ linux-2.6-tip/drivers/net/ppp_async.c
    @@ -183,7 +183,7 @@ ppp_asynctty_open(struct tty_struct *tty
    tasklet_init(&ap->tsk, ppp_async_process, (unsigned long) ap);

    atomic_set(&ap->refcnt, 1);
    - init_MUTEX_LOCKED(&ap->dead_sem);
    + semaphore_init_locked(&ap->dead_sem);

    ap->chan.private = ap;
    ap->chan.ops = &async_ops;



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