[SeaBIOS] [PATCH 3/3] ahci: alloc structs in high memory, simplify realloc

[Gerd Hoffmann]

  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.

cheers,
  Gerd

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