[SeaBIOS] [PATCH 3/3] ahci: alloc structs in high memory, simplify realloc
Kevin O'Connor
kevin at koconnor.net
Sat Nov 30 20:33:26 CET 2013
On Fri, Nov 29, 2013 at 09:29:21AM +0100, Gerd Hoffmann wrote:
> Hi,
>
> > Ideally, one wouldn't allocate in "high" ram and then go on to free
> > it. (Memory fragmentation due to malloc/free could chew up some guest
> > ram.) So, I'm not sure this is an improvement.
>
> So, we can keep the realloc but move tmp -> high instead of tmp -> low.
If you want. This does mean that 1Meg guests wont be able to use
AHCI. Also, high ram could be used by guests while low ram
(e-segment) doesn't compete for guest ram. Anyway, it's up to you.
-Kevin
More information about the SeaBIOS
mailing list