[PATCH v3] libbpf: Clean up legacy bpf maps declaration in bpf_helpers

[Xin Liu]

Legacy bpf maps declaration were no longer supported in Libbpf 1.0.
So it was time to remove the definition of bpf_map_def in bpf_helpers.h.
Supported in Libbpf 1.0 ([0])

  [0]:https://github.com/libbpf/libbpf/wiki/Libbpf:-the-road-to-v1.0

Acked-by: Song Liu <song@xxxxxxxxxx>
Signed-off-by: Xin Liu <liuxin350@xxxxxxxxxx>
---
v2 -> v3: Modify the number of lines and links in commit information
v2: https://lore.kernel.org/bpf/94275aa1e5af4efea53f322f91b27380@xxxxxxxxxx/
v1: https://lore.kernel.org/bpf/6d349d1047f44001b926f80ad5416245@xxxxxxxxxx/

 tools/lib/bpf/bpf_helpers.h | 12 ------------
 1 file changed, 12 deletions(-)

diff --git a/tools/lib/bpf/bpf_helpers.h b/tools/lib/bpf/bpf_helpers.h
index 7349b16b8e2f..d37c4fe2849d 100644
--- a/tools/lib/bpf/bpf_helpers.h
+++ b/tools/lib/bpf/bpf_helpers.h
@@ -160,18 +160,6 @@ bpf_tail_call_static(void *ctx, const void *map, const __u32 slot)
 }
 #endif
 
-/*
- * Helper structure used by eBPF C program
- * to describe BPF map attributes to libbpf loader
- */
-struct bpf_map_def {
-	unsigned int type;
-	unsigned int key_size;
-	unsigned int value_size;
-	unsigned int max_entries;
-	unsigned int map_flags;
-} __attribute__((deprecated("use BTF-defined maps in .maps section")));
-
 enum libbpf_pin_type {
 	LIBBPF_PIN_NONE,
 	/* PIN_BY_NAME: pin maps by name (in /sys/fs/bpf by default) */
-- 
2.33.0