diff options
Diffstat (limited to 'sys/arm64')
-rw-r--r-- | sys/arm64/arm64/pmap.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/sys/arm64/arm64/pmap.c b/sys/arm64/arm64/pmap.c index a451cb17..aa56e50 100644 --- a/sys/arm64/arm64/pmap.c +++ b/sys/arm64/arm64/pmap.c @@ -3490,6 +3490,20 @@ void pmap_align_superpage(vm_object_t object, vm_ooffset_t offset, vm_offset_t *addr, vm_size_t size) { + vm_offset_t superpage_offset; + + if (size < L2_SIZE) + return; + if (object != NULL && (object->flags & OBJ_COLORED) != 0) + offset += ptoa(object->pg_color); + superpage_offset = offset & L2_OFFSET; + if (size - ((L2_SIZE - superpage_offset) & L2_OFFSET) < L2_SIZE || + (*addr & L2_OFFSET) == superpage_offset) + return; + if ((*addr & L2_OFFSET) < superpage_offset) + *addr = (*addr & ~L2_OFFSET) + superpage_offset; + else + *addr = ((*addr + L2_OFFSET) & ~L2_OFFSET) + superpage_offset; } /** |