Messages in this thread Patch in this message | | | Subject | [PATCH 01 of 55] x86/paravirt: Call paravirt_pagetable_setup_{start, done} | Date | Tue, 08 Jul 2008 15:06:23 -0700 | From | Jeremy Fitzhardinge <> |
| |
From: Eduardo Habkost <ehabkost@redhat.com>
Call paravirt_pagetable_setup_{start,done}
These paravirt_ops functions were not being called on x86_64.
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com> Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> --- arch/x86/kernel/paravirt.c | 4 ++++ arch/x86/kernel/setup.c | 2 ++ arch/x86/xen/enlighten.c | 4 ++++ include/asm-x86/pgtable.h | 18 ++++++++++++++++++ include/asm-x86/pgtable_32.h | 15 --------------- 5 files changed, 28 insertions(+), 15 deletions(-)
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c --- 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 @@ #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 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -793,7 +793,9 @@ 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 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -841,6 +841,7 @@ 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 @@ /* 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 @@ 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) diff --git a/include/asm-x86/pgtable.h b/include/asm-x86/pgtable.h --- a/include/asm-x86/pgtable.h +++ b/include/asm-x86/pgtable.h @@ -300,6 +300,14 @@ /* Install a pte for a particular vaddr in kernel space. */ void set_pte_vaddr(unsigned long vaddr, pte_t pte); +#ifdef CONFIG_X86_32 +extern void native_pagetable_setup_start(pgd_t *base); +extern void native_pagetable_setup_done(pgd_t *base); +#else +static inline void native_pagetable_setup_start(pgd_t *base) {} +static inline void native_pagetable_setup_done(pgd_t *base) {} +#endif + #ifdef CONFIG_PARAVIRT #include <asm/paravirt.h> #else /* !CONFIG_PARAVIRT */ @@ -331,6 +339,16 @@ #define pte_update(mm, addr, ptep) do { } while (0) #define pte_update_defer(mm, addr, ptep) do { } while (0) + +static inline void __init paravirt_pagetable_setup_start(pgd_t *base) +{ + native_pagetable_setup_start(base); +} + +static inline void __init paravirt_pagetable_setup_done(pgd_t *base) +{ + native_pagetable_setup_done(base); +} #endif /* CONFIG_PARAVIRT */ #endif /* __ASSEMBLY__ */ diff --git a/include/asm-x86/pgtable_32.h b/include/asm-x86/pgtable_32.h --- a/include/asm-x86/pgtable_32.h +++ b/include/asm-x86/pgtable_32.h @@ -177,21 +177,6 @@ */ #define update_mmu_cache(vma, address, pte) do { } while (0) -extern void native_pagetable_setup_start(pgd_t *base); -extern void native_pagetable_setup_done(pgd_t *base); - -#ifndef CONFIG_PARAVIRT -static inline void __init paravirt_pagetable_setup_start(pgd_t *base) -{ - native_pagetable_setup_start(base); -} - -static inline void __init paravirt_pagetable_setup_done(pgd_t *base) -{ - native_pagetable_setup_done(base); -} -#endif /* !CONFIG_PARAVIRT */ - #endif /* !__ASSEMBLY__ */ /*
| |