bpf: Change func bpf_iter_unreg_target() signature

Change func bpf_iter_unreg_target() parameter from target name to target reg_info, similar to bpf_iter_reg_target().

Yonghong Song committed 6 years ago

Commit ab2ee4f1 parent 15172a43 files · +4 −4Browse files

Unified · Split

3 files

include/linux/bpf.h +1 −1
kernel/bpf/bpf_iter.c +2 −2
net/ipv6/route.c +1 −1

include/linux/bpf.h+1−1

@@ -1154,7 +1154,7 @@ struct bpf_iter_meta { · 1153 unmodified lines
1154	1154	};
1155	1155
1156	1156	int bpf_iter_reg_target(const struct bpf_iter_reg *reg_info);
1157		−void bpf_iter_unreg_target(const char *target);
	1157	+void bpf_iter_unreg_target(const struct bpf_iter_reg *reg_info);
1158	1158	bool bpf_iter_prog_supported(struct bpf_prog *prog);
1159	1159	int bpf_iter_link_attach(const union bpf_attr attr, struct bpf_prog prog);
1160	1160	int bpf_iter_new_fd(struct bpf_link *link);

kernel/bpf/bpf_iter.c+2−2

@@ -257,14 +257,14 @@ int bpf_iter_reg_target(const struct bpf_iter_reg *reg_info) · 256 unmodified lines
257	257	return 0;
258	258	}
259	259
260		−void bpf_iter_unreg_target(const char *target)
	260	+void bpf_iter_unreg_target(const struct bpf_iter_reg *reg_info)
261	261	{
262	262	struct bpf_iter_target_info *tinfo;
263	263	bool found = false;
264	264
265	265	mutex_lock(&targets_mutex);
266	266	list_for_each_entry(tinfo, &targets, list) {
267		− if (!strcmp(target, tinfo->reg_info->target)) {
	267	+ if (reg_info == tinfo->reg_info) {
268	268	list_del(&tinfo->list);
269	269	kfree(tinfo);
270	270	found = true;

net/ipv6/route.c+1−1

@@ -6412,7 +6412,7 @@ static int __init bpf_iter_register(void) · 6411 unmodified lines
6412	6412
6413	6413	static void bpf_iter_unregister(void)
6414	6414	{
6415		− bpf_iter_unreg_target("ipv6_route");
	6415	+ bpf_iter_unreg_target(&ipv6_route_reg_info);
6416	6416	}
6417	6417	#endif
6418	6418	#endif