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[82.218.28.181]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-48e53108c4csm23047995e9.6.2026.05.06.05.44.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 May 2026 05:44:58 -0700 (PDT) Date: Wed, 6 May 2026 14:44:58 +0200 From: Christoph =?utf-8?Q?B=C3=B6hmwalder?= To: Jens Axboe Cc: drbd-dev@lists.linbit.com, linux-kernel@vger.kernel.org, Lars Ellenberg , Philipp Reisner , linux-block@vger.kernel.org, Donald Hunter , Eric Dumazet , Jakub Kicinski , netdev@vger.kernel.org Subject: Re: [PATCH v2 0/2] drbd: switch from genl_magic to YNL Message-ID: Mail-Followup-To: Jens Axboe , drbd-dev@lists.linbit.com, linux-kernel@vger.kernel.org, Lars Ellenberg , Philipp Reisner , linux-block@vger.kernel.org, Donald Hunter , Eric Dumazet , Jakub Kicinski , netdev@vger.kernel.org References: <20260506123926.1944290-1-christoph.boehmwalder@linbit.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; format=flowed Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20260506123926.1944290-1-christoph.boehmwalder@linbit.com> On Wed, May 06, 2026 at 02:39:24PM +0200, Christoph Böhmwalder wrote: >DRBD's genetlink interface was defined using a custom multi-include >macro system, genl_magic_{func,struct}.h. This system generated struct >definitions, netlink policies, serialization functions and more >from a single "magic" header. >It never really caught on; DRBD is its only user, its internal macro >jungle is next to impossible to understand, and even harder to debug. > >This series replaces it with the standard solution, YNL. >The *_gen.[ch] files were created with a modified YNL generator, but >these modifications are not shipped because the current DRBD family is >effectively frozen. > >Note: this family primarily aims for compatibility with existing >userspace. The next planned step is a new (also YNL-based) family, >"drbd2", which will implement all the actual modern recommendations for >new netlink families. > >Changes from v1: >- Remove YNL generator patches, ship just the generated code Sorry everyone, this series was based on an old commit and does not compile. Please disregard and look at v3 instead.