From: Nick Piggin <nickpiggin@yahoo.com.au>
To: David Howells <dhowells@redhat.com>
Cc: Nuno Monteiro <nuno@itsari.org>,
linux-kernel@vger.kernel.org, marcelo.tosatti@cyclades.com
Subject: Re: [2.4] build error with latest BK
Date: Wed, 16 Jun 2004 18:43:20 +1000 [thread overview]
Message-ID: <40D00828.8020303@yahoo.com.au> (raw)
In-Reply-To: <3473.1087374022@redhat.com>
David Howells wrote:
>>- put_task_struct(tsk);
>>+ task_unlock(tsk);
>
>
> Ummm... that doesn't look right.
>
>
>>- get_task_struct(tsk);
>
>
> This is necessary to stop someone deallocating the task structure, can the
> task structure be deallocated whilst locked?
>
Ooh maybe it can. Should that be a read_lock of the tasklist lock then?
next prev parent reply other threads:[~2004-06-16 8:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-15 16:48 [2.4] build error with latest BK Nuno Monteiro
2004-06-16 2:38 ` Nick Piggin
2004-06-16 8:20 ` David Howells
2004-06-16 8:43 ` Nick Piggin [this message]
2004-06-16 9:01 ` Mikael Pettersson
2004-06-16 9:04 ` Nick Piggin
2004-06-16 13:40 ` Nuno Monteiro
2004-06-16 13:57 ` Marcelo Tosatti
2004-06-16 15:07 ` [2.4] build error with latest BK [fixed patch] Nuno Monteiro
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