Re: struct page to 36 (or 64) bit bus address?

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Sun Aug 12 2001 - 06:49:00 EST


> There have been a few threads on this issue. One of the core reasons
> the situation is unlikely to change in 2.4.x is that the scsi layer in
> it's current form makes the logic required for recovering from a DMA
> mapping failure aweful at best.

Actually its pretty trivial to resolve that I think. We already follow
precisely the right procedure for some other scsi events. So

        scsi_retry_command(SCpnt);

would map to setting the error and returning.

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This archive was generated by hypermail 2b29 : Wed Aug 15 2001 - 21:00:41 EST