Luca Dariz, le sam. 05 févr. 2022 18:51:28 +0100, a ecrit:
> The pmap module is a bit limited on 64 bit paging, so this should be
> refined when we'll be able to use addresses over 4G.
>
> Signed-off-by: Luca Dariz <[email protected]>
Applied, thanks!
> ---
> i386/intel/pmap.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/i386/intel/pmap.c b/i386/intel/pmap.c
> index d0bd3b5d..19b7b51c 100644
> --- a/i386/intel/pmap.c
> +++ b/i386/intel/pmap.c
> @@ -1298,7 +1298,7 @@ pmap_t pmap_create(vm_size_t size)
> pa_to_pte(kvtophys((vm_offset_t) page_dir[i]))
> | INTEL_PTE_VALID
> #if !defined(MACH_HYP) || defined(MACH_PV_PAGETABLES)
> - | INTEL_PTE_WRITE
> + | INTEL_PTE_WRITE | INTEL_PTE_USER
> #endif
> );
> }
> @@ -1309,7 +1309,7 @@ pmap_t pmap_create(vm_size_t size)
> != KERN_SUCCESS)
> panic("pmap_create");
> memset(p->l4base, 0, INTEL_PGBYTES);
> - WRITE_PTE(&p->l4base[0], pa_to_pte(kvtophys((vm_offset_t) p->pdpbase))
> | INTEL_PTE_VALID | INTEL_PTE_WRITE);
> + WRITE_PTE(&p->l4base[0], pa_to_pte(kvtophys((vm_offset_t) p->pdpbase))
> | INTEL_PTE_VALID | INTEL_PTE_WRITE | INTEL_PTE_USER);
> #ifdef MACH_PV_PAGETABLES
> // FIXME: use kmem_cache_alloc instead
> if (kmem_alloc_wired(kernel_map,
> --
> 2.30.2
>
>
--
Samuel
---
Pour une évaluation indépendante, transparente et rigoureuse !
Je soutiens la Commission d'Évaluation de l'Inria.
