x86/pmap: change pmap_kenter to pass protection

2 files changed, 7 insertions, 5 deletions

diff --git a/vm/vm_kmem.c b/vm/vm_kmem.c
index 5bbf7d6..73d7c3c 100644
--- a/vm/vm_kmem.c
+++ b/vm/vm_kmem.c
@@ -70,7 +70,7 @@ vm_kmem_bootalloc(size_t size)
 
     for (va = start; va < vm_kmem_boot_start; va += PAGE_SIZE) {
         pa = vm_phys_bootalloc();
-        pmap_kenter(va, pa);
+        pmap_kenter(va, pa, VM_PROT_READ | VM_PROT_WRITE);
     }
 
     pmap_update(kernel_pmap, start, vm_kmem_boot_start);
@@ -166,7 +166,7 @@ vm_kmem_alloc(size_t size)
         if (page == NULL)
             goto error_page;
 
-        pmap_kenter(start, vm_page_to_pa(page));
+        pmap_kenter(start, vm_page_to_pa(page), VM_PROT_READ | VM_PROT_WRITE);
     }
 
     pmap_update(kernel_pmap, va, end);
@@ -217,7 +217,8 @@ vm_kmem_map_pa(phys_addr_t addr, size_t size, unsigned long *map_addrp,
         return NULL;
 
     for (offset = 0; offset < map_size; offset += PAGE_SIZE)
-        pmap_kenter(map_addr + offset, start + offset);
+        pmap_kenter(map_addr + offset, start + offset,
+                    VM_PROT_READ | VM_PROT_WRITE);
 
     pmap_update(kernel_pmap, map_addr, map_addr + map_size);
 
diff --git a/vm/vm_map.c b/vm/vm_map.c
index a558a4b..d6000e1 100644
--- a/vm/vm_map.c
+++ b/vm/vm_map.c
@@ -207,7 +207,7 @@ vm_map_kentry_alloc(size_t slab_size)
         if (page == NULL)
             panic("vm_map: no physical page for kentry cache");
 
-        pmap_kenter(va + i, vm_page_to_pa(page));
+        pmap_kenter(va + i, vm_page_to_pa(page), VM_PROT_READ | VM_PROT_WRITE);
     }
 
     pmap_update(kernel_pmap, va, va + slab_size);
@@ -284,7 +284,8 @@ vm_map_kentry_setup(void)
         if (page == NULL)
             panic("vm_map: unable to allocate page for kentry table");
 
-        pmap_kenter(table_va + (i * PAGE_SIZE), vm_page_to_pa(page));
+        pmap_kenter(table_va + (i * PAGE_SIZE), vm_page_to_pa(page),
+                    VM_PROT_READ | VM_PROT_WRITE);
     }
 
     pmap_update(kernel_pmap, table_va, table_va + (nr_pages * PAGE_SIZE));