Re: USB transfer_buffer allocations on 64bit systems

[Oliver Neukum]

Am Mittwoch, 7. April 2010 17:46:17 schrieb Alan Stern:
> Or alternatively, instead of allocating regular memory the routine
> could simply fail.  Then the caller would be responsible for checking
> and using regular memory instead of dma-consistent memory.  Of course,
> that would put an even larger burden on the caller than just forcing it
> to keep track of what flag to use.

Then it would be sensible to pass it a filled URB, modify it or return
an error code.

	Regards
		Oliver
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/