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authorAndrii Nakryiko <andrii@kernel.org>2021-12-09 11:38:40 -0800
committerAndrii Nakryiko <andrii@kernel.org>2021-12-10 15:29:18 -0800
commitb59e4ce8bcaab6445f4a0d37a96ca8953caaf5cf (patch)
tree0e92aea9d74a32c822d7232e3293fb51a1cc4e87 /tools/bpf
parent3fc5fdcca144badbaf29b62aacbf7877f2f39a74 (diff)
downloadlinux-b59e4ce8bcaab6445f4a0d37a96ca8953caaf5cf.tar.bz2
bpftool: Switch bpf_object__load_xattr() to bpf_object__load()
Switch all the uses of to-be-deprecated bpf_object__load_xattr() into a simple bpf_object__load() calls with optional log_level passed through open_opts.kernel_log_level, if -d option is specified. Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Link: https://lore.kernel.org/bpf/20211209193840.1248570-13-andrii@kernel.org
Diffstat (limited to 'tools/bpf')
-rw-r--r--tools/bpf/bpftool/gen.c11
-rw-r--r--tools/bpf/bpftool/prog.c24
-rw-r--r--tools/bpf/bpftool/struct_ops.c15
3 files changed, 21 insertions, 29 deletions
diff --git a/tools/bpf/bpftool/gen.c b/tools/bpf/bpftool/gen.c
index 997a2865e04a..b4695df2ea3d 100644
--- a/tools/bpf/bpftool/gen.c
+++ b/tools/bpf/bpftool/gen.c
@@ -486,7 +486,6 @@ static void codegen_destroy(struct bpf_object *obj, const char *obj_name)
static int gen_trace(struct bpf_object *obj, const char *obj_name, const char *header_guard)
{
- struct bpf_object_load_attr load_attr = {};
DECLARE_LIBBPF_OPTS(gen_loader_opts, opts);
struct bpf_map *map;
char ident[256];
@@ -496,12 +495,7 @@ static int gen_trace(struct bpf_object *obj, const char *obj_name, const char *h
if (err)
return err;
- load_attr.obj = obj;
- if (verifier_logs)
- /* log_level1 + log_level2 + stats, but not stable UAPI */
- load_attr.log_level = 1 + 2 + 4;
-
- err = bpf_object__load_xattr(&load_attr);
+ err = bpf_object__load(obj);
if (err) {
p_err("failed to load object file");
goto out;
@@ -719,6 +713,9 @@ static int do_skeleton(int argc, char **argv)
if (obj_name[0] == '\0')
get_obj_name(obj_name, file);
opts.object_name = obj_name;
+ if (verifier_logs)
+ /* log_level1 + log_level2 + stats, but not stable UAPI */
+ opts.kernel_log_level = 1 + 2 + 4;
obj = bpf_object__open_mem(obj_data, file_sz, &opts);
err = libbpf_get_error(obj);
if (err) {
diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c
index 45ccc254e69f..f874896c4154 100644
--- a/tools/bpf/bpftool/prog.c
+++ b/tools/bpf/bpftool/prog.c
@@ -1464,7 +1464,6 @@ static int load_with_options(int argc, char **argv, bool first_prog_only)
DECLARE_LIBBPF_OPTS(bpf_object_open_opts, open_opts,
.relaxed_maps = relaxed_maps,
);
- struct bpf_object_load_attr load_attr = { 0 };
enum bpf_attach_type expected_attach_type;
struct map_replace *map_replace = NULL;
struct bpf_program *prog = NULL, *pos;
@@ -1598,6 +1597,10 @@ static int load_with_options(int argc, char **argv, bool first_prog_only)
set_max_rlimit();
+ if (verifier_logs)
+ /* log_level1 + log_level2 + stats, but not stable UAPI */
+ open_opts.kernel_log_level = 1 + 2 + 4;
+
obj = bpf_object__open_file(file, &open_opts);
if (libbpf_get_error(obj)) {
p_err("failed to open object file");
@@ -1677,12 +1680,7 @@ static int load_with_options(int argc, char **argv, bool first_prog_only)
goto err_close_obj;
}
- load_attr.obj = obj;
- if (verifier_logs)
- /* log_level1 + log_level2 + stats, but not stable UAPI */
- load_attr.log_level = 1 + 2 + 4;
-
- err = bpf_object__load_xattr(&load_attr);
+ err = bpf_object__load(obj);
if (err) {
p_err("failed to load object file");
goto err_close_obj;
@@ -1809,7 +1807,6 @@ static int do_loader(int argc, char **argv)
{
DECLARE_LIBBPF_OPTS(bpf_object_open_opts, open_opts);
DECLARE_LIBBPF_OPTS(gen_loader_opts, gen);
- struct bpf_object_load_attr load_attr = {};
struct bpf_object *obj;
const char *file;
int err = 0;
@@ -1818,6 +1815,10 @@ static int do_loader(int argc, char **argv)
return -1;
file = GET_ARG();
+ if (verifier_logs)
+ /* log_level1 + log_level2 + stats, but not stable UAPI */
+ open_opts.kernel_log_level = 1 + 2 + 4;
+
obj = bpf_object__open_file(file, &open_opts);
if (libbpf_get_error(obj)) {
p_err("failed to open object file");
@@ -1828,12 +1829,7 @@ static int do_loader(int argc, char **argv)
if (err)
goto err_close_obj;
- load_attr.obj = obj;
- if (verifier_logs)
- /* log_level1 + log_level2 + stats, but not stable UAPI */
- load_attr.log_level = 1 + 2 + 4;
-
- err = bpf_object__load_xattr(&load_attr);
+ err = bpf_object__load(obj);
if (err) {
p_err("failed to load object file");
goto err_close_obj;
diff --git a/tools/bpf/bpftool/struct_ops.c b/tools/bpf/bpftool/struct_ops.c
index cbdca37a53f0..2f693b082bdb 100644
--- a/tools/bpf/bpftool/struct_ops.c
+++ b/tools/bpf/bpftool/struct_ops.c
@@ -479,7 +479,7 @@ static int do_unregister(int argc, char **argv)
static int do_register(int argc, char **argv)
{
- struct bpf_object_load_attr load_attr = {};
+ LIBBPF_OPTS(bpf_object_open_opts, open_opts);
const struct bpf_map_def *def;
struct bpf_map_info info = {};
__u32 info_len = sizeof(info);
@@ -494,18 +494,17 @@ static int do_register(int argc, char **argv)
file = GET_ARG();
- obj = bpf_object__open(file);
+ if (verifier_logs)
+ /* log_level1 + log_level2 + stats, but not stable UAPI */
+ open_opts.kernel_log_level = 1 + 2 + 4;
+
+ obj = bpf_object__open_file(file, &open_opts);
if (libbpf_get_error(obj))
return -1;
set_max_rlimit();
- load_attr.obj = obj;
- if (verifier_logs)
- /* log_level1 + log_level2 + stats, but not stable UAPI */
- load_attr.log_level = 1 + 2 + 4;
-
- if (bpf_object__load_xattr(&load_attr)) {
+ if (bpf_object__load(obj)) {
bpf_object__close(obj);
return -1;
}