Re: [PATCH 1/9] [I/OAT] DMA memcpy subsystem

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, May 25, 2006 at 10:59:40AM -0700, Olof Johansson wrote:

> Is there a specific reason for why you chose to export 3 different
> memcpu calls? They're all just wrapped to the same internals.
>
> It would seem to make sense to have the client do their own
> page_address(page) + offset calculations and just export one function?

Nevermind. I'm too used to 64-bit environments where all memory is
always addressable to the kernel. There's obvious reasons to do it on
32-bit platforms to avoid the extra kernel mapping.


-Olof
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux