On Fri, Jul 15, 2022 at 09:46:59PM +0200, Arnd Bergmann wrote: > It is generally possible to run 32-bit kernels on 64-bit hardware on x86, > some armv8 and mips, but there are a lot of downsides. On powerpc, > sparc, riscv, and newer armv8/v9, one has to run a 64-bit kernel. > > Traditionally you'd only have a 64-bit kernel but 32-bit user space, at > least on powerpc, pa-risc and sparc. > > I think x86 and arm are the odd ones out here, because Debian has > never shipped a 64-bit kernel packaged as a 32-bit .deb file here, > though at the moment mipsel is the only one that ships with > 64-bit kernel by default.
http://snapshot.debian.org/archive/debian/20050312T000000Z/pool/main/k/kernel-image-2.6.9-amd64/kernel-image-2.6.9-9-amd64-generic_2.6.9-4_i386.deb Debian did plenty of them. It was very commonly used. -- Len Sorensen
