bpf: Factor stackid_fastpath function from __bpf_get_stackid

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The new stackid_fastpath does the fast stack hash and trace check, that
does not need new bucket allocation. It covers both just-ip and buildid
code paths.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20260803210149.296496-3-jolsa@kernel.org

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Jiri Olsa 2026-08-03 23:01:39 +02:00 • committed by Andrii Nakryiko

parent 15b837759a

commit 0ca56befcf

1 changed files with 28 additions and 15 deletions

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kernel/bpf/stackmap.c

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