From: Jakub Kicinski <kuba@kernel.org>
To: Paolo Abeni <pabeni@redhat.com>
Cc: Florian Westphal <fw@strlen.de>, Breno Leitao <leitao@debian.org>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
leit@meta.com, Chris Mason <clm@fb.com>,
"open list:NETWORKING DRIVERS" <netdev@vger.kernel.org>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next] net: skbuff: Skip early return in skb_unref when debugging
Date: Tue, 30 Jul 2024 07:48:26 -0700 [thread overview]
Message-ID: <20240730074826.3b1c6948@kernel.org> (raw)
In-Reply-To: <16add5c4-b1c2-4242-8b71-51332c3bae44@redhat.com>
On Tue, 30 Jul 2024 16:37:10 +0200 Paolo Abeni wrote:
> I think that better specifying the general guidance/expectation should
> be enough. What about extending the knob description with something alike:
> ---
> diff --git a/net/Kconfig.debug b/net/Kconfig.debug
> index 5e3fffe707dd..058cf031913b 100644
> --- a/net/Kconfig.debug
> +++ b/net/Kconfig.debug
> @@ -24,3 +24,5 @@ config DEBUG_NET
> help
> Enable extra sanity checks in networking.
> This is mostly used by fuzzers, but is safe to select.
> + This could introduce some very minimal overhead and
> + is not suggested for production systems.
I'd go with:
Enable extra sanity checks in networking.
- This is mostly used by fuzzers, but is safe to select.
+ This is mostly used by fuzzers, and may introduce some
+ minimal overhead, but is safe to select.
What's acceptable on prod systems really depends on the workload..
next prev parent reply other threads:[~2024-07-30 14:48 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-29 10:47 [PATCH net-next] net: skbuff: Skip early return in skb_unref when debugging Breno Leitao
2024-07-30 9:38 ` Paolo Abeni
2024-07-30 10:24 ` Breno Leitao
2024-07-30 10:50 ` Florian Westphal
2024-07-30 11:15 ` Paolo Abeni
2024-07-30 14:10 ` Jakub Kicinski
2024-07-30 14:21 ` Eric Dumazet
2024-07-30 14:37 ` Paolo Abeni
2024-07-30 14:48 ` Jakub Kicinski [this message]
2024-07-31 11:24 ` Breno Leitao
2024-07-31 11:53 ` Jason Xing
2024-08-01 9:07 ` Paolo Abeni
2024-08-01 9:30 ` patchwork-bot+netdevbpf
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