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Tue, 12 May 2026 05:37:24 -0400 (EDT) Date: Tue, 12 May 2026 11:37:23 +0200 From: Sabrina Dubroca To: Jakub Sitnicki , Daniel Borkmann , john.fastabend@gmail.com Cc: Jakub Kicinski , davem@davemloft.net, netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com, andrew+netdev@lunn.ch, horms@kernel.org, bpf@vger.kernel.org, Jiayuan Chen Subject: Re: [PATCH net v2 0/4] net: tls: net: tls: fix a few random bugs Message-ID: References: <20260511174920.433155-1-kuba@kernel.org> <87se7x7z8k.fsf@cloudflare.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <87se7x7z8k.fsf@cloudflare.com> 2026-05-12, 11:28:59 +0200, Jakub Sitnicki wrote: > General question - do we know about any kTLS with sockmap-redirects > users out there? I've been asking around at conferences for a couple > years now and haven't heard about any consumers of this feature. > > If there are no known users, maybe we can have kTLS+sockmap glue code > behind a build-time config option and put it on a path to deprecation? > > WDYT? I was also thinking about this recently (well, more about ripping it out directly, without a "polite" deprecation path). It's a lot of complexity (on the same level as the async crypto code, which is also causing us some pain). In https://lore.kernel.org/netdev/47b7dc3c-7092-49fe-b849-6847b73df86d@linux.dev/ Jiayuan Chen linked to a 2018 LPC presentation, which is... not strong evidence of current use :) Daniel, John? -- Sabrina