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ac42f636dc
The prototype in progs/map_percpu_stats.c is not in line with how the actual kfuncs are defined in kernel/bpf/map_iter.c. This causes compilation errors when kfunc prototypes are generated from BTF. Fix by aligning with actual kfunc definitions. Signed-off-by: Daniel Xu <dxu@dxuuu.xyz> Link: https://lore.kernel.org/r/0497e11a71472dcb71ada7c90ad691523ae87c3b.1718207789.git.dxu@dxuuu.xyz Signed-off-by: Alexei Starovoitov <ast@kernel.org>
24 lines
528 B
C
24 lines
528 B
C
// SPDX-License-Identifier: GPL-2.0
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/* Copyright (c) 2023 Isovalent */
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#include "vmlinux.h"
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#include <bpf/bpf_helpers.h>
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#include <bpf/bpf_tracing.h>
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__u32 target_id;
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__s64 bpf_map_sum_elem_count(const struct bpf_map *map) __ksym;
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SEC("iter/bpf_map")
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int dump_bpf_map(struct bpf_iter__bpf_map *ctx)
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{
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struct seq_file *seq = ctx->meta->seq;
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struct bpf_map *map = ctx->map;
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if (map && map->id == target_id)
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BPF_SEQ_PRINTF(seq, "%lld", bpf_map_sum_elem_count(map));
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return 0;
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}
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char _license[] SEC("license") = "GPL";
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