ltt-kconsumerd.c: In function ‘on_recv_fd’:
ltt-kconsumerd.c:298: warning: passing argument 2 of
‘kernctl_get_mmap_len’ from incompatible pointer type
../include/lttng-kernel-ctl.h:47: note: expected ‘long unsigned int *’
but argument is of type ‘size_t *’