lkml.org 
[lkml]   [2009]   [May]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFQ] New driver architecture questions
On Fri, May 15, 2009 at 12:03:39PM -0600, Mukker, Atul wrote:
> > The solution to "We have some people who speak French and other people who
> > speak German" is not to invent Esperanto ;-)
> [Atul] We really wish they could communicate in English :-), since that's not an option, we agree in principle that using native Linux Kernel APIs wherever possible is probably a good idea.

I'd stick to the C APIs where possible ... oh, that's what Linux does. OK ;-)

> > Using one or the other internally is fine (we don't care what you do),
> > but we want to see memcpy(). By the way, the documentation I found for
> > ScsiPortMoveMemory() seems to indicate that it's memmove(), not memcpy().
> > Mapping memcpy() to ScsiPortMoveMemory() is fine ... but you can't
> > realiably go the other way.
> [Atul] It's actually memcpy(),http://msdn.microsoft.com/en-us/library/ms805434.aspx

No, it's memmove(). "The (ReadBuffer + Length) can overlap the area
pointed to by WriteBuffer."

--
Matthew Wilcox Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours. We can't possibly take such
a retrograde step."


\
 
 \ /
  Last update: 2009-05-15 20:19    [from the cache]
©2003-2011 Jasper Spaans