Re: git: ba94d7574972 - main - stand/common/load_elf: Do kernel module relocations for PPC
Date: Tue, 28 Apr 2026 22:37:14 UTC
On Tue, 28 Apr 2026 at 14:54, Adrian Chadd <adrian@freebsd.org> wrote: > > On Tue, 28 Apr 2026 at 14:45, Adrian Chadd <adrian@freebsd.org> wrote: > > > > hi, > > > > This somehow breaks booting in pseries VMs in virtualised ppc64 on > > qemu, both ppc64be and ppc64le. > > The loader gets through a bunch of kernel loading and then hangs > > before it jumps into the kernel. > > > > I've committed some remote gdb sins to figure out where the CPU is in the loader > binary, and it looks like it's in load_elf.c : elf64_reloc_ptr . Nope, the problem is mine - it's actually not hanging, it's now just doing a /lot/ of work to relocate things before the system boots, so a fully virtualised ppc64 CPU takes ~ 40 seconds to run through the relocation list. Ouch. -adrian