Explicitly set libbpf 1.0 API mode, then we can avoid using the deprecated RLIMIT_MEMLOCK.
Signed-off-by: Yafang Shao laoar.shao@gmail.com --- samples/bpf/xsk_fwd.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/samples/bpf/xsk_fwd.c b/samples/bpf/xsk_fwd.c index 2220509588a0..2324e18ccc7e 100644 --- a/samples/bpf/xsk_fwd.c +++ b/samples/bpf/xsk_fwd.c @@ -10,7 +10,6 @@ #include <stdlib.h> #include <string.h> #include <sys/mman.h> -#include <sys/resource.h> #include <sys/socket.h> #include <sys/types.h> #include <time.h> @@ -131,7 +130,6 @@ static struct bpool * bpool_init(struct bpool_params *params, struct xsk_umem_config *umem_cfg) { - struct rlimit r = {RLIM_INFINITY, RLIM_INFINITY}; u64 n_slabs, n_slabs_reserved, n_buffers, n_buffers_reserved; u64 slabs_size, slabs_reserved_size; u64 buffers_size, buffers_reserved_size; @@ -140,9 +138,8 @@ bpool_init(struct bpool_params *params, u8 *p; int status;
- /* mmap prep. */ - if (setrlimit(RLIMIT_MEMLOCK, &r)) - return NULL; + /* Use libbpf 1.0 API mode */ + libbpf_set_strict_mode(LIBBPF_STRICT_ALL);
/* bpool internals dimensioning. */ n_slabs = (params->n_buffers + params->n_buffers_per_slab - 1) /