[PATCH 23/31] bpf tools: Add helper function for updating bpf maps elements

From: He Kuang Add helper function bpf_map_update_elem() which calls sys_bpf syscall to update elements in bpf maps. Signed-off-by: Wang Nan Signed-off-by: He Kuang Cc: Arnaldo Carvalho de Melo Cc: Alexei Starovoitov Cc: Brendan Gregg Cc: Daniel Borkmann Cc: David Ahern Cc: He Kuang Cc:

[PATCH 23/31] bpf tools: Add helper function for updating bpf maps elements

From: He Kuang Add helper function bpf_map_update_elem() which calls sys_bpf syscall to update elements in bpf maps. Signed-off-by: Wang Nan Signed-off-by: He Kuang Cc: Arnaldo Carvalho de Melo Cc: Alexei