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xen: reserve Xen start_info rather than e820 reserving 

Use reserve_early rather than e820 reservations for Xen start info and mfn->pfn
table, so that the memory use is a bit more self-documenting.

[ Impact: cleanup ]

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Xen-devel <xen-devel@lists.xensource.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
LKML-Reference: <4A032EF1.6070708@goop.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Jeremy Fitzhardinge 2009-05-07 11:56:49 -07:00 committed by Ingo Molnar
parent f066a15533
commit 6b2e8523df
1 changed files with 3 additions and 3 deletions
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6
arch/x86/xen/setup.c
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@ -61,9 +61,9 @@ char * __init xen_memory_setup(void)
* - xen_start_info
* See comment above "struct start_info" in <xen/interface/xen.h>
*/
e820_add_region(__pa(xen_start_info->mfn_list),
xen_start_info->pt_base - xen_start_info->mfn_list,
E820_RESERVED);
reserve_early(__pa(xen_start_info->mfn_list),
__pa(xen_start_info->pt_base),
"XEN START INFO");
sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map);