[PATCH] x86-64, xen, mmu: Provide an early version of write_cr3.

2013-02-22 Thread H. Peter Anvin
From: Konrad Rzeszutek Wilk With git commit 8170e6bed465b4b0c7687f93e9948aca4358a33b "x86, 64bit: Use a #PF handler to materialize early mappings on demand" we started hitting an early bootup crash where the Xen hypervisor would inform us that: (XEN) d7:v0: unhandled page fault (ec=) (XEN)

[PATCH] x86-64, xen, mmu: Provide an early version of write_cr3.

2013-02-22 Thread H. Peter Anvin
From: Konrad Rzeszutek Wilk konrad.w...@oracle.com With git commit 8170e6bed465b4b0c7687f93e9948aca4358a33b x86, 64bit: Use a #PF handler to materialize early mappings on demand we started hitting an early bootup crash where the Xen hypervisor would inform us that: (XEN) d7:v0: unhandled page