Quoting Arnd Bergmann (2018-02-02 14:54:28) > Here are three bugfixes for x86 that I needed to get LTO-enabled > kernels to build reliably. I'm not sure abouto that first one > though.
Is there a howto on how to build LTO kernels? I tried Andi's lto-415-2 branch, but linking fails with lots of arcane PIE-vs-PIC errors. We are wanting to investigate how we can use LTO to reduce our (i915.ko) module size (by e.g. supporting a subset of chipsets). -Chris