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

Message ID 20220913073643.19960-1-liuxin350@huawei.com (mailing list archive)
State Accepted
Commit dc567045f1590f6460d3e9a6ea6ad5e600b58b84
Delegated to: BPF
Headers show
Series [v3] libbpf: Clean up legacy bpf maps declaration in bpf_helpers | expand

Checks

Context Check Description
netdev/tree_selection success Not a local patch
bpf/vmtest-bpf-next-PR success PR summary
bpf/vmtest-bpf-next-VM_Test-1 success Logs for build for s390x with gcc
bpf/vmtest-bpf-next-VM_Test-16 success Logs for test_verifier on x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-17 success Logs for test_verifier on x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-13 success Logs for test_progs_no_alu32 on x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-14 success Logs for test_progs_no_alu32 on x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-10 success Logs for test_progs on x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-11 success Logs for test_progs on x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-7 success Logs for test_maps on x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-8 success Logs for test_maps on x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-9 success Logs for test_progs on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-12 success Logs for test_progs_no_alu32 on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-15 success Logs for test_verifier on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-6 success Logs for test_maps on s390x with gcc
bpf/vmtest-bpf-next-VM_Test-2 success Logs for build for x86_64 with gcc
bpf/vmtest-bpf-next-VM_Test-3 success Logs for build for x86_64 with llvm-16
bpf/vmtest-bpf-next-VM_Test-4 success Logs for llvm-toolchain
bpf/vmtest-bpf-next-VM_Test-5 success Logs for set-matrix

Commit Message

Xin Liu Sept. 13, 2022, 7:36 a.m. UTC 
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@kernel.org>
Signed-off-by: Xin Liu <liuxin350@huawei.com>
---
v2 -> v3: Modify the number of lines and links in commit information
v2: https://lore.kernel.org/bpf/94275aa1e5af4efea53f322f91b27380@huawei.com/
v1: https://lore.kernel.org/bpf/6d349d1047f44001b926f80ad5416245@huawei.com/

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

Comments

patchwork-bot+netdevbpf@kernel.org Sept. 16, 2022, 9 p.m. UTC | #1 
Hello:

This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@iogearbox.net>:

On Tue, 13 Sep 2022 15:36:43 +0800 you wrote:
> 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@kernel.org>
> Signed-off-by: Xin Liu <liuxin350@huawei.com>
> 
> [...]

Here is the summary with links:
  - [v3] libbpf: Clean up legacy bpf maps declaration in bpf_helpers
    https://git.kernel.org/bpf/bpf-next/c/dc567045f159

You are awesome, thank you!
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Patch

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) */