linux-kernel - Re: [PATCH net-next v2 2/4] selftests: drv-net: Improve bpftrace utility error handling

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Message-ID: <20250625144816.5cbc9298@kernel.org>
Date: Wed, 25 Jun 2025 14:48:16 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Breno Leitao <leitao@...ian.org>
Cc: Andrew Lunn <andrew+netdev@...n.ch>, "David S. Miller"
 <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Paolo Abeni
 <pabeni@...hat.com>, 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, gustavold@...il.com
Subject: Re: [PATCH net-next v2 2/4] selftests: drv-net: Improve bpftrace
 utility error handling

On Wed, 25 Jun 2025 04:39:47 -0700 Breno Leitao wrote:
>      cmd_obj = cmd(cmd_arr, ns=ns, host=host, shell=False)
> +    if cmd_obj.ret != 0:
> +        raise Exception("Warning: bpftrace command returned a non-zero exit code.")

cmd should already raise CmdExitFailure, unless fail=False / fail=None
is specified.