diff options
Diffstat (limited to 'arch/x86/mm/kaiser.c')
| -rw-r--r-- | arch/x86/mm/kaiser.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/arch/x86/mm/kaiser.c b/arch/x86/mm/kaiser.c index ba6fc2c88c82..7a7e850b8381 100644 --- a/arch/x86/mm/kaiser.c +++ b/arch/x86/mm/kaiser.c @@ -285,8 +285,7 @@ void __init kaiser_init(void) __PAGE_KERNEL); } -extern void unmap_pud_range_nofree(pgd_t *pgd, unsigned long start, unsigned long end); -// add a mapping to the shadow-mapping, and synchronize the mappings +/* Add a mapping to the shadow mapping, and synchronize the mappings */ int kaiser_add_mapping(unsigned long addr, unsigned long size, unsigned long flags) { return kaiser_add_user_map((const void *)addr, size, flags); @@ -294,15 +293,13 @@ int kaiser_add_mapping(unsigned long addr, unsigned long size, unsigned long fla void kaiser_remove_mapping(unsigned long start, unsigned long size) { + extern void unmap_pud_range_nofree(pgd_t *pgd, + unsigned long start, unsigned long end); unsigned long end = start + size; unsigned long addr; for (addr = start; addr < end; addr += PGDIR_SIZE) { pgd_t *pgd = native_get_shadow_pgd(pgd_offset_k(addr)); - /* - * unmap_p4d_range() handles > P4D_SIZE unmaps, - * so no need to trim 'end'. - */ unmap_pud_range_nofree(pgd, addr, end); } } |