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

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Message-ID: <aG0kvwxT74Vo+itz@gmail.com>
Date: Tue, 8 Jul 2025 07:01:35 -0700
From: Breno Leitao <leitao@...ian.org>
To: Paolo Abeni <pabeni@...hat.com>
Cc: Andrew Lunn <andrew+netdev@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Shuah Khan <shuah@...nel.org>,
	Simon Horman <horms@...nel.org>, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, linux-kselftest@...r.kernel.org,
	Willem de Bruijn <willemdebruijn.kernel@...il.com>,
	bpf@...r.kernel.org, kernel-team@...a.com
Subject: Re: [PATCH net-next v4 1/3] selftests: drv-net: add helper/wrapper
 for bpftrace

On Tue, Jul 08, 2025 at 03:42:33PM +0200, Paolo Abeni wrote:
> On 7/2/25 1:21 PM, Breno Leitao wrote:
> > From: Jakub Kicinski <kuba@...nel.org>
> > 
> > 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@...nel.org>
> > Reviewed-by: Breno Leitao <leitao@...ian.org>
> > Signed-off-by: Breno Leitao <leitao@...ian.org>
> 
> Does not apply cleanly anymore. Please rebase and repost, thanks!

ack!