libbpf-tools: add CO-RE 'vfscount' #4965
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In this first form it adds an append-only vector-like array to store strings.
This will serve as a basis to create a C implementation of a functionality similar to what 'b.attach_kprobe(event_re=...)' offers in Python.
myhro
requested review from
drzaeus77,
goldshtn,
yonghong-song,
4ast,
brendangregg and
davemarchevsky
as code owners
This is a CO-RE port of the Brendan Gregg's vfscount BCC Python tool.
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This is a CO-RE port of the Brendan Gregg's
vfscountBCC Python tool.It depends on the regex infrastructure proposed on #4964. This PR has to be rebased after the former is merged.