Re: [BK PATCH] SCSI -rc fixes for 2.6.10-rc3

From: Randy.Dunlap
Date: Fri Dec 10 2004 - 18:01:08 EST


Jens Axboe wrote:
On Thu, Dec 09 2004, James Bottomley wrote:

This one is another set of small driver fixes

It is available from:


Here is one more. Currently imm uses page_address() which can crash on
highmem. It's not directly doable to map the pages properly, at least
not without changing some code. In lack of a ->bounce_highio member in
the scsi host template, just set ->unchecked_isa_dma which will just
bounce everything for us. imm isn't performance critical by any stretch
of the imagination, so...

Usually I'd not encourage such a silly hack, but in lack of hardware for
testing (who has it??), this should suffice as it is obviously correct.

I have a drive, but I'm not near a highmem machine atm.
I can test it next week if no one else does so.

--
~Randy
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