bpf: bloom_filter memory usage

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Introduce a new helper to calculate the bloom_filter memory usage.

The result as follows,
- before
16: bloom_filter  flags 0x0
        key 0B  value 8B  max_entries 65536  memlock 524288B

- after
16: bloom_filter  flags 0x0
        key 0B  value 8B  max_entries 65536  memlock 65856B

Signed-off-by: Yafang Shao <laoar.shao@gmail.com>
Link: https://lore.kernel.org/r/20230305124615.12358-9-laoar.shao@gmail.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

...

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Yafang Shao 2023-03-05 12:46:05 +00:00 • committed by Alexei Starovoitov

parent 2f7e4ab2ca

commit 71a49abe73

1 changed files with 12 additions and 0 deletions

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kernel/bpf/bloom_filter.c

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