Re: [PATCH] aic7xxx bouncing over 4G

From: Andrew Morton (akpm@digeo.com)
Date: Sat Dec 28 2002 - 17:46:46 EST


James Bottomley wrote:
>
> gibbs@scsiguy.com said:
> > Hmm. The only previous bug report I had in this area was related to a
> > missing cast. That was fixed, but I guess it wasn't enough to solve
> > the problem.
>
> It looks like possibly a config option that doesn't exist (and a possibly
> improper reliance on the dma_mask default value---which should work almost all
> the time, but it's safer to set it).
>
> Andrew, could you try the attached (untested) patch and see if the problem
> goes away.
>

That fixed it, thanks. Tested with:

        CONFIG_HIGHMEM4G
        CONFIG_HIGHMEM64G, mem=4G
        CONFIG_HIGHMEM64G, (7G)
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