B_vmalloc
mcam->buffer_mode = B_vmalloc;
if (cam->buffer_mode == B_vmalloc && cam->nbufs == 0 &&
if (cam->buffer_mode != B_vmalloc && list_empty(&cam->buffers)) {
case B_vmalloc:
if (cam->buffer_mode == B_vmalloc) {
if (cam->buffer_mode == B_vmalloc && alloc_bufs_at_read)
cam->buffer_mode = B_vmalloc;
if (cam->buffer_mode == B_vmalloc && !alloc_bufs_at_read) {
if (cam->buffer_mode == B_vmalloc)
case B_vmalloc: