diff options
Diffstat (limited to 'arch/x86')
-rw-r--r-- | arch/x86/kernel/paravirt.c | 4 | ||||
-rw-r--r-- | arch/x86/kernel/setup.c | 2 | ||||
-rw-r--r-- | arch/x86/xen/enlighten.c | 4 |
3 files changed, 10 insertions, 0 deletions
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c index e0f571d58c1..2963ab5d91e 100644 --- a/arch/x86/kernel/paravirt.c +++ b/arch/x86/kernel/paravirt.c @@ -29,6 +29,7 @@ #include <asm/desc.h> #include <asm/setup.h> #include <asm/arch_hooks.h> +#include <asm/pgtable.h> #include <asm/time.h> #include <asm/pgalloc.h> #include <asm/irq.h> @@ -373,6 +374,9 @@ struct pv_mmu_ops pv_mmu_ops = { #ifndef CONFIG_X86_64 .pagetable_setup_start = native_pagetable_setup_start, .pagetable_setup_done = native_pagetable_setup_done, +#else + .pagetable_setup_start = paravirt_nop, + .pagetable_setup_done = paravirt_nop, #endif .read_cr2 = native_read_cr2, diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 36c540d4ac4..8ce6a91ce10 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -819,7 +819,9 @@ void __init setup_arch(char **cmdline_p) vmi_init(); #endif + paravirt_pagetable_setup_start(swapper_pg_dir); paging_init(); + paravirt_pagetable_setup_done(swapper_pg_dir); #ifdef CONFIG_X86_64 map_vsyscall(); diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index bb508456ef5..eaab6c9b4a8 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -841,6 +841,7 @@ static __init void xen_set_pte_init(pte_t *ptep, pte_t pte) static __init void xen_pagetable_setup_start(pgd_t *base) { +#ifdef CONFIG_X86_32 pgd_t *xen_pgd = (pgd_t *)xen_start_info->pt_base; int i; @@ -886,6 +887,7 @@ static __init void xen_pagetable_setup_start(pgd_t *base) /* Unpin initial Xen pagetable */ pin_pagetable_pfn(MMUEXT_UNPIN_TABLE, PFN_DOWN(__pa(xen_start_info->pt_base))); +#endif /* CONFIG_X86_32 */ } void xen_setup_shared_info(void) @@ -927,9 +929,11 @@ static __init void xen_pagetable_setup_done(pgd_t *base) xen_setup_shared_info(); +#ifdef CONFIG_X86_32 /* Actually pin the pagetable down, but we can't set PG_pinned yet because the page structures don't exist yet. */ pin_pagetable_pfn(MMUEXT_PIN_L3_TABLE, PFN_DOWN(__pa(base))); +#endif } static __init void xen_post_allocator_init(void) |