diff options
Diffstat (limited to 'samples/bpf/tracex7_user.c')
-rw-r--r-- | samples/bpf/tracex7_user.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/samples/bpf/tracex7_user.c b/samples/bpf/tracex7_user.c new file mode 100644 index 000000000..2ed13e9f3 --- /dev/null +++ b/samples/bpf/tracex7_user.c @@ -0,0 +1,33 @@ +#define _GNU_SOURCE + +#include <stdio.h> +#include <linux/bpf.h> +#include <unistd.h> +#include <bpf/bpf.h> +#include "bpf_load.h" + +int main(int argc, char **argv) +{ + FILE *f; + char filename[256]; + char command[256]; + int ret; + + if (!argv[1]) { + fprintf(stderr, "ERROR: Run with the btrfs device argument!\n"); + return 0; + } + + snprintf(filename, sizeof(filename), "%s_kern.o", argv[0]); + + if (load_bpf_file(filename)) { + printf("%s", bpf_log_buf); + return 1; + } + + snprintf(command, 256, "mount %s tmpmnt/", argv[1]); + f = popen(command, "r"); + ret = pclose(f); + + return ret ? 0 : 1; +} |