The @lwn article "The current state of #Linux architecture support" is now freely available: https://lwn.net/Articles/1045363/""There have been several recent announcements about Linux distributions changing the list of architectures they support, or adjusting how they build binaries for some versions of those architectures. […] Linux supports a large number of architectures, and it's not always clear where or by whom they are used. With increasing concerns about diminishing support for legacy architectures, it's a good time to look at the overall state of architecture support on Linux.The 6.17 #kernel supports 21 different architectures […]""#LinuxKernel