From: Lou Langholtz <ldl@aros.net>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Manfred Spraul <manfred@colorfullife.com>,
Jens Axboe <axboe@suse.de>,
linux-kernel mailing list <linux-kernel@vger.kernel.org>
Subject: Re: IDE locking problem
Date: Sun, 03 Aug 2003 09:35:22 -0600 [thread overview]
Message-ID: <3F2D2BBA.70205@aros.net> (raw)
In-Reply-To: <1059920721.3524.137.camel@gaston>
Benjamin Herrenschmidt wrote:
>>The last step is bad - sooner or later the queue will be kfreed, and if
>>there are bozos around that still have references, they would access
>>random memory. It must be guaranteed that all references expired before
>>the tear down begins. Just leaving a dead flag set is not sufficient.
>>
>>
>Jens ? I see no refcounting of the queue,. . .
>
struct request_queue's kobj field perhaps?
next prev parent reply other threads:[~2003-08-03 15:35 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-03 14:13 IDE locking problem Manfred Spraul
2003-08-03 14:25 ` Benjamin Herrenschmidt
2003-08-03 15:35 ` Lou Langholtz [this message]
2003-08-04 5:40 ` Jens Axboe
-- strict thread matches above, loose matches on Subject: below --
2003-08-03 8:42 Benjamin Herrenschmidt
2003-08-03 9:58 ` Benjamin Herrenschmidt
2003-08-05 0:28 ` Bartlomiej Zolnierkiewicz
2003-08-05 8:08 ` Benjamin Herrenschmidt
2003-08-05 10:49 ` Bartlomiej Zolnierkiewicz
2003-08-05 11:18 ` Benjamin Herrenschmidt
2003-08-05 12:30 ` Bartlomiej Zolnierkiewicz
2003-08-05 17:13 ` Alan Cox
2003-08-03 10:04 ` Jens Axboe
2003-08-03 10:08 ` Jens Axboe
2003-08-03 10:11 ` Benjamin Herrenschmidt
2003-08-03 10:20 ` Jens Axboe
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