Update irqtools #4233
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Update irqtools #4233
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This is part of efforts towards iovisor#4231. Fallback to raw tracepoints if tp_btf is not available. With this patch, we also remove manual attach and merge the two irq_handler_entry handlers into one. Signed-off-by: Hengqi Chen <chenhengqi@outlook.com>
This is part of efforts towards iovisor#4231. Fallback to raw tracepoints if tp_btf is not available. Signed-off-by: Hengqi Chen <chenhengqi@outlook.com>
chenhengqi
requested review from
drzaeus77,
goldshtn,
yonghong-song,
4ast,
brendangregg and
davemarchevsky
as code owners
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This PR updates hardirqs/softirqs to fallback to raw tracepoints if BPF trampoline is not available.