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    Subject[tip:core/locking] input: Misc/hp_sdc_rtc: semaphore cleanup
    Commit-ID:  10d0ff83078d5ef99aaf94a2aaceb740f5ced923
    Gitweb: http://git.kernel.org/tip/10d0ff83078d5ef99aaf94a2aaceb740f5ced923
    Author: Thomas Gleixner <tglx@linutronix.de>
    AuthorDate: Tue, 7 Sep 2010 14:31:58 +0000
    Committer: Thomas Gleixner <tglx@linutronix.de>
    CommitDate: Tue, 12 Oct 2010 17:36:07 +0200

    input: Misc/hp_sdc_rtc: semaphore cleanup

    Get rid of init_MUTEX[_LOCKED]() and use sema_init() instead.

    Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Christoph Hellwig <hch@infradead.org>
    Acked-by: Dmitry Torokhov <dtor@mail.ru>
    LKML-Reference: <20100907125054.888438853@linutronix.de>

    ---
    drivers/input/misc/hp_sdc_rtc.c | 4 ++--
    1 files changed, 2 insertions(+), 2 deletions(-)

    diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c
    index c190664..7e2c12a 100644
    --- a/drivers/input/misc/hp_sdc_rtc.c
    +++ b/drivers/input/misc/hp_sdc_rtc.c
    @@ -104,7 +104,7 @@ static int hp_sdc_rtc_do_read_bbrtc (struct rtc_time *rtctm)
    t.endidx = 91;
    t.seq = tseq;
    t.act.semaphore = &tsem;
    - init_MUTEX_LOCKED(&tsem);
    + sema_init(&tsem, 0);

    if (hp_sdc_enqueue_transaction(&t)) return -1;

    @@ -698,7 +698,7 @@ static int __init hp_sdc_rtc_init(void)
    return -ENODEV;
    #endif

    - init_MUTEX(&i8042tregs);
    + sema_init(&i8042tregs, 1);

    if ((ret = hp_sdc_request_timer_irq(&hp_sdc_rtc_isr)))
    return ret;

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