netdev - Re: [PATCH net-next v1 2/2] tools/net/ynl: Add multi message support to ynl

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <Zgc8tPPX2fdJ1AJP@calendula>
Date: Fri, 29 Mar 2024 23:12:04 +0100
From: Pablo Neira Ayuso <pablo@...filter.org>
To: Jakub Kicinski <kuba@...nel.org>
Cc: Donald Hunter <donald.hunter@...il.com>, netdev@...r.kernel.org,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>,
	Jiri Pirko <jiri@...nulli.us>,
	Jacob Keller <jacob.e.keller@...el.com>,
	Stanislav Fomichev <sdf@...gle.com>, donald.hunter@...hat.com,
	fw@...len.de, netfilter-devel@...r.kernel.org
Subject: Re: [PATCH net-next v1 2/2] tools/net/ynl: Add multi message support
 to ynl

On Fri, Mar 29, 2024 at 02:46:39PM -0700, Jakub Kicinski wrote:
> On Fri, 29 Mar 2024 21:01:09 +0000 Donald Hunter wrote:
> > There's no response for 'batch-begin' or 'batch-end'. We may need a
> > per op spec property to tell us if a request will be acknowledged.
> 
> :(
> 
> Pablo, could we possibly start processing the ACK flags on those
> messages? Maybe the existing user space doesn't set ACK so nobody
> would notice?
> 
> I don't think the messages are otherwise marked as special from 
> the "netlink layer" perspective.

It is possible to explore this. I don't have a use-case for NLM_F_ACK
and the begin marker message at this stage.

Thanks.