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Diffstat (limited to 'src/xdp/include/bpf_util.h')
-rw-r--r--src/xdp/include/bpf_util.h61
1 files changed, 0 insertions, 61 deletions
diff --git a/src/xdp/include/bpf_util.h b/src/xdp/include/bpf_util.h
deleted file mode 100644
index e74b33e9d..000000000
--- a/src/xdp/include/bpf_util.h
+++ /dev/null
@@ -1,61 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-/* Copied from $(LINUX)/tools/testing/selftests/bpf/bpf_util.h */
-#ifndef __BPF_UTIL__
-#define __BPF_UTIL__
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-
-static inline unsigned int bpf_num_possible_cpus(void)
-{
- static const char *fcpu = "/sys/devices/system/cpu/possible";
- unsigned int start, end, possible_cpus = 0;
- char buff[128];
- FILE *fp;
- int n;
-
- fp = fopen(fcpu, "r");
- if (!fp) {
- printf("Failed to open %s: '%s'!\n", fcpu, strerror(errno));
- exit(1);
- }
-
- while (fgets(buff, sizeof(buff), fp)) {
- n = sscanf(buff, "%u-%u", &start, &end);
- if (n == 0) {
- printf("Failed to retrieve # possible CPUs!\n");
- exit(1);
- } else if (n == 1) {
- end = start;
- }
- possible_cpus = start == 0 ? end + 1 : 0;
- break;
- }
- fclose(fp);
-
- return possible_cpus;
-}
-
-#define __bpf_percpu_val_align __attribute__((__aligned__(8)))
-
-#define BPF_DECLARE_PERCPU(type, name) \
- struct { type v; /* padding */ } __bpf_percpu_val_align \
- name[bpf_num_possible_cpus()]
-#define bpf_percpu(name, cpu) name[(cpu)].v
-
-#ifndef ARRAY_SIZE
-# define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
-#endif
-
-#ifndef sizeof_field
-#define sizeof_field(TYPE, MEMBER) sizeof((((TYPE *)0)->MEMBER))
-#endif
-
-#ifndef offsetofend
-#define offsetofend(TYPE, MEMBER) \
- (offsetof(TYPE, MEMBER) + sizeof_field(TYPE, MEMBER))
-#endif
-
-#endif /* __BPF_UTIL__ */