Re: [linux-usb-devel] Re: serious 2.6 bug in USB subsystem?

From: David Brownell <david-b_at_pacbell.net>
Date: 2004-03-11 13:43:25
David Mosberger wrote:

>   >> The current OHCI relies on the internals of the dma_pool()
>   >> implementation.  ...
>   David.B> It'd be good if you said _how_ you think it relies on such
>   David.B> internals.
> 
> I thought I did.  Suppose somebody changed the dma_pool code such that
> it would overwrite freed memory with an 0xf00000000000000 pattern. 

Erm, _anything_ the dma_pool code does with freed memory is legal.
Even the old "monkeys flying out of the back of the server" trick!  :)


Anyway, please (a) see if 2.6.4 works for you, and (b) direct any
future followups on this thread _only_ to linux-usb-devel.

- Dave


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Received on Wed Mar 10 21:49:09 2004

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