Commit 2b540781 authored Feb 13, 2008 by Jeremy Fitzhardinge Committed by Ingo Molnar Feb 13, 2008

xen: unpin initial Xen pagetable once we're finished with it



Unpin the Xen-provided pagetable once we've finished with it, so it
doesn't cause stray references which cause later swapper_pg_dir
pagetable updates to fail.

Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Tested-by: Jody Belka <knew-linux@pimb.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent 37cc8d7f

arch/x86/xen/enlighten.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -798,6 +798,10 @@ static __init void xen_pagetable_setup_start(pgd_t *base)
		* added to the table can be prepared properly for Xen.
		*/
		xen_write_cr3(__pa(base));

		/* Unpin initial Xen pagetable */
		pin_pagetable_pfn(MMUEXT_UNPIN_TABLE,
		PFN_DOWN(__pa(xen_start_info->pt_base)));
		}

		static __init void xen_pagetable_setup_done(pgd_t *base)