From: "Edward Shao \\(邵治國\\)" <szg90@cs.ccu.edu.tw>
To: "Edward Shao \\(邵治國\\)" <szg90@cs.ccu.edu.tw>,
linux-kernel@vger.kernel.org
Subject: Re: a question about __down() in Linux/arch/i386/kernel/semaphore.c
Date: Mon, 5 Aug 2002 22:42:37 +0800 [thread overview]
Message-ID: <024c01c23c8e$5804d710$74667b8c@edward> (raw)
In-Reply-To: 021b01c23c8d$22becc60$74667b8c@edward
sorry, i found it!
wake_up_locked(&sem->wait);
but why do we need to wake up the sleepers again?
Thank you very much.
-Edward Shao-
----- Original Message -----
From: "Edward Shao (邵治國)" <szg90@cs.ccu.edu.tw>
To: <linux-kernel@vger.kernel.org>
Sent: Monday, August 05, 2002 10:33 PM
Subject: a question about __down() in Linux/arch/i386/kernel/semaphore.c
> Hi,
>
> I have a question about __down() in kernel 2.4.18
> (Linux/arch/i386/kernel/semaphore.c)
> I found the last line of __down() is
> wake_up(&sem->wait);
> but in kernel 2.5.28, i didn't see this line..
> is this line necessary in kernel 2.4.18?
> why?
>
> Thank you very much.
>
> Best Regard!!!
>
> -Edward Shao-
>
>
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
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>
next prev parent reply other threads:[~2002-08-05 14:36 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-05 14:33 a question about __down() in Linux/arch/i386/kernel/semaphore.c Edward Shao \(邵治國\)
2002-08-05 14:42 ` Edward Shao \(邵治國\) [this message]
2002-08-05 16:37 ` Bob Miller
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