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Date: Wed, 20 Mar 2002 16:39:44 +0100
From: Manon Goo <manon@manon.de>
Reply-To: Manon Goo <manon@manon.de>
To: Zwane Mwaikambo <zwane@linux.realnet.co.sz>
Cc: arrays@compaq.com, linux-kernel@vger.kernel.org, tytso@MIT.EDU,
        =?ISO-8859-1?Q?Markus_Schr=F6der?= <schroeder.markus@allianz.de>
Subject: Re: Hooks for random device entropy generation missing in
 cpqarray.c
Message-ID: <4915602.1016642384@eva.dhcp.gimlab.org>
In-Reply-To: <Pine.LNX.4.44.0203201630100.1268-100000@netfinity.realnet.co.sz>
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No its is not there are certain bloc devices like cpqarray an mylex DAC960=20
(which handles this correctly)
which do noether use the SCSI or the IDE driver.

Manon

--On Mittwoch, 20. M=E4rz 2002 16:38 Uhr +0200 Zwane Mwaikambo=20
<zwane@linux.realnet.co.sz> wrote:

> On Wed, 20 Mar 2002, Manon Goo wrote:
>
>> All hooks for the random ganeration (add_blkdev_randomness() ) are
>> ignored  in the cpqarray / ida  driver.
>> 	Is a patch available ?
>> 	or an other updated driver ?
>> 	any hints where to put add_blkdev_randomness() in your driver ?
>
> Its all handled by drivers/scsi/scsi_lib.c, its a generic service so is
> done for all drivers.
>
>> is add_interrupt_randomness() called on an i386 SMP IO-APCI system ?
>
> Yes, check out arch/i386/kernel/irq.c:handle_IRQ_event, irq.c is the
> generic code which sits on top of the real interrupt controller driver,
> be  it an IOAPIC or regular PIC.
>
> Cheers,
> 	Zwane
>
>


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