Re: [PATCH net-next v4 1/3] selftests: drv-net: add helper/wrapper for bpftrace

From: Paolo Abeni
Date: Tue Jul 08 2025 - 09:43:06 EST


On 7/2/25 1:21 PM, Breno Leitao wrote:
> From: Jakub Kicinski <kuba@xxxxxxxxxx>
>
> bpftrace is very useful for low level driver testing. perf or trace-cmd
> would also do for collecting data from tracepoints, but they require
> much more post-processing.
>
> Add a wrapper for running bpftrace and sanitizing its output.
> bpftrace has JSON output, which is great, but it prints loose objects
> and in a slightly inconvenient format. We have to read the objects
> line by line, and while at it return them indexed by the map name.
>
> Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
> Reviewed-by: Breno Leitao <leitao@xxxxxxxxxx>
> Signed-off-by: Breno Leitao <leitao@xxxxxxxxxx>

Does not apply cleanly anymore. Please rebase and repost, thanks!

/P