On 5/1/25 15:54, Changyuan Lyu wrote: > From: Alexander Graf <[email protected]> > > KHO kernels are special and use only scratch memory for memblock > allocations, but memory below 1M is ignored by kernel after early boot > and cannot be naturally marked as scratch. > > To allow allocation of the real-mode trampoline and a few (if any) other > very early allocations from below 1M forcibly mark the memory below 1M > as scratch. > > After real mode trampoline is allocated, clear that scratch marking.
It's much more clear now, thanks! Acked-by: Dave Hansen <[email protected]>
