On Fri, Aug 21 2020 at 11:35, Brian Gerst wrote: > On Fri, Aug 21, 2020 at 10:22 AM Sean Christopherson >> > .macro GET_PERCPU_BASE reg:req >> > - ALTERNATIVE \ >> > - "LOAD_CPU_AND_NODE_SEG_LIMIT \reg", \ >> > - "RDPID \reg", \ >> >> This was the only user of the RDPID macro, I assume we want to yank that out >> as well? > > No. That one should be kept until the minimum binutils version is > raised to one that supports the RDPID opcode. The macro is unused and nothing in the kernel can use RDPID as we just established. Thanks, tglx