[PATCH 3.4 87/88] xen/p2m: Reserve 8MB of _brk space for P2M leafs when populating back.

3.4-stable review patch. If anyone has any objections, please let me know. -- From: Konrad Rzeszutek Wilk commit 5bc6f9888db5739abfa0cae279b4b442e4db8049 upstream. When we release pages back during bootup: Freeing 9d-100 pfn range: 99 pages freed Freeing 9cf36-9d0d2 pfn

[PATCH 3.4 87/88] xen/p2m: Reserve 8MB of _brk space for P2M leafs when populating back.

3.4-stable review patch. If anyone has any objections, please let me know. -- From: Konrad Rzeszutek Wilk konrad.w...@oracle.com commit 5bc6f9888db5739abfa0cae279b4b442e4db8049 upstream. When we release pages back during bootup: Freeing 9d-100 pfn range: 99 pages freed