Re: [Xen-devel] Possible issue with x86_emulate when writing results back to memory

[Simon Graham <simon.graham@xxxxxxxxxx>]

> > My concern was that memcpy is (I assume!) highly optimized - it certainly
> > should be if it isn't and I would worry that a change to make it atomic for
> > the purposes of instruction emulation would result in an across the board
> > perf hit when in most cases it isn't necessary that it be atomic.
> 
> And I didn't mean to fiddle with memcpy(), but rather create a
> specialized copying function just for the use in the context of
> emulation.
> 

-sigh- OK I'll look at that - might not be as bad as I originally thought 
anyway.

> Jan


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel