Commit 06f43037 authored by Tushar Dave's avatar Tushar Dave Committed by Greg Kroah-Hartman

samples/bpf: adjust rlimit RLIMIT_MEMLOCK for xdp1

[ Upstream commit 6dfca831 ]

Default rlimit RLIMIT_MEMLOCK is 64KB, causes bpf map failure.
[root@lab bpf]#./xdp1 -N $(</sys/class/net/eth2/ifindex)
failed to create a map: 1 Operation not permitted

Fix it.
Signed-off-by: default avatarTushar Dave <>
Acked-by: default avatarAlexei Starovoitov <>
Signed-off-by: default avatarDavid S. Miller <>
Signed-off-by: default avatarSasha Levin <>
Signed-off-by: default avatarGreg Kroah-Hartman <>
parent c0f98c0d
......@@ -14,6 +14,7 @@
#include <string.h>
#include <unistd.h>
#include <libgen.h>
#include <sys/resource.h>
#include "bpf_load.h"
#include "bpf_util.h"
......@@ -69,6 +70,7 @@ static void usage(const char *prog)
int main(int argc, char **argv)
struct rlimit r = {RLIM_INFINITY, RLIM_INFINITY};
const char *optstr = "SN";
char filename[256];
int opt;
......@@ -91,6 +93,12 @@ int main(int argc, char **argv)
return 1;
if (setrlimit(RLIMIT_MEMLOCK, &r)) {
return 1;
ifindex = strtoul(argv[optind], NULL, 0);
snprintf(filename, sizeof(filename), "%s_kern.o", argv[0]);
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