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Tue, 10 Jun 2025 21:45:39 -0400 (EDT) Date: Wed, 11 Jun 2025 11:46:26 +1000 (AEST) From: Finn Thain To: John Paul Adrian Glaubitz cc: Geert Uytterhoeven , Jean-Michel Hautbois , port-m68k , debian-68k , linux-m68k Subject: Re: Question on BIGGEST_ALIGNMENT in GCC on NetBSD/m68k In-Reply-To: <48af5d8ed5b1546cb3db3b2c2314b1e41de38aad.camel@physik.fu-berlin.de> Message-ID: <56fdda7e-f073-ef2f-bf9c-1477bc2a5a39@linux-m68k.org> References: <442267d5-241e-44a5-9b54-fee06bc5c03b@yoseli.org> <9013836044f8bfb7f0cd62ba536f6a1c75034465.camel@physik.fu-berlin.de> <80f5c684-638b-4486-9026-1f8689a7f147@yoseli.org> <95e56d983ace4976143c7e1180ffe5606c0ee3fe.camel@physik.fu-berlin.de> <758f14d8-6d03-2aab-468b-170b0bbb7d2a@linux-m68k.org> <8e0186f61cc9bbed2373ae215e80ab7e70042793.camel@physik.fu-berlin.de> <48ebcafa-467d-05a4-17f6-7cc078596d88@linux-m68k.org> <48af5d8ed5b1546cb3db3b2c2314b1e41de38aad.camel@physik.fu-berlin.de> Precedence: bulk X-Mailing-List: linux-m68k@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii On Tue, 10 Jun 2025, John Paul Adrian Glaubitz wrote: > > There is a clear difference between architectures that are actively used > in production as compared to architectures that are used for hobbyists > projects only. > Regarding the Linux/m68k effort, that claim is unsupported (and unsupportable, AFAICS). If you're just talking about Debian/m68k, it's really up to you how you will use it to add value. > We couldn't push such changes on x86_64, for example, because there is > huge worldwide userbase meaning that introducing such an ABI-breaking > change would come at a huge cost. On m68k, on the other hand, the user > base is so small and insignificant > that the costs for introducing the change are negligible and the profits > for making the change strongly outweigh the disadvantages. > I find cost/benefit analyses to be useful. But how will you quantify this? Moreover, you reduced Debian/m68k to insignificance when you characterized all of its users as insignificant. As its maintainer, that's your prerogative, I suppose.