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sync with latest bpf-next (#11)

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Sync latest libbpf sources. Tested against pahole.

Signed-off-by: Andrii Nakryiko <andriin@fb.com>
This commit is contained in:
Andrii Nakryiko
2019-02-15 07:38:45 -08:00
committed by yonghong-song
parent f0bcba631d
commit 6f9a833985
7 changed files with 213 additions and 119 deletions
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7
src/libbpf.c
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@@ -18,7 +18,6 @@
#include <libgen.h>
#include <inttypes.h>
#include <string.h>
#include <strings.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
@@ -308,7 +307,7 @@ bpf_program__init(void *data, size_t size, char *section_name, int idx,
return -EINVAL;
}
bzero(prog, sizeof(*prog));
memset(prog, 0, sizeof(*prog));
prog->section_name = strdup(section_name);
if (!prog->section_name) {
@@ -836,7 +835,7 @@ static int bpf_object__elf_collect(struct bpf_object *obj, int flags)
obj->efile.maps_shndx = idx;
else if (strcmp(name, BTF_ELF_SEC) == 0) {
obj->btf = btf__new(data->d_buf, data->d_size);
if (IS_ERR(obj->btf)) {
if (IS_ERR(obj->btf) || btf__load(obj->btf)) {
pr_warning("Error loading ELF section %s: %ld. Ignored and continue.\n",
BTF_ELF_SEC, PTR_ERR(obj->btf));
obj->btf = NULL;
@@ -1577,7 +1576,7 @@ bpf_program__load(struct bpf_program *prog,
struct bpf_prog_prep_result result;
bpf_program_prep_t preprocessor = prog->preprocessor;
bzero(&result, sizeof(result));
memset(&result, 0, sizeof(result));
err = preprocessor(prog, i, prog->insns,
prog->insns_cnt, &result);
if (err) {