diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/arm/memory.txt | 6 | ||||
| -rw-r--r-- | Documentation/cachetlb.txt | 6 |
2 files changed, 8 insertions, 4 deletions
diff --git a/Documentation/arm/memory.txt b/Documentation/arm/memory.txt index 9d58c7c5edd..eb0fae18ffb 100644 --- a/Documentation/arm/memory.txt +++ b/Documentation/arm/memory.txt @@ -59,7 +59,11 @@ PAGE_OFFSET high_memory-1 Kernel direct-mapped RAM region. This maps the platforms RAM, and typically maps all platform RAM in a 1:1 relationship. -TASK_SIZE PAGE_OFFSET-1 Kernel module space +PKMAP_BASE PAGE_OFFSET-1 Permanent kernel mappings + One way of mapping HIGHMEM pages into kernel + space. + +MODULES_VADDR MODULES_END-1 Kernel module space Kernel modules inserted via insmod are placed here using dynamic mappings. diff --git a/Documentation/cachetlb.txt b/Documentation/cachetlb.txt index b231414bb8b..2b5f823abd0 100644 --- a/Documentation/cachetlb.txt +++ b/Documentation/cachetlb.txt @@ -88,12 +88,12 @@ changes occur: This is used primarily during fault processing. 5) void update_mmu_cache(struct vm_area_struct *vma, - unsigned long address, pte_t pte) + unsigned long address, pte_t *ptep) At the end of every page fault, this routine is invoked to tell the architecture specific code that a translation - described by "pte" now exists at virtual address "address" - for address space "vma->vm_mm", in the software page tables. + now exists at virtual address "address" for address space + "vma->vm_mm", in the software page tables. A port may use this information in any way it so chooses. For example, it could use this event to pre-load TLB |