Michael Ellerman
2023-Oct-20 10:44 UTC
[PATCH v2 3/6] powerpc/smp: Move shared_processor static key to smp.h
Srikar Dronamraju <srikar at linux.vnet.ibm.com> writes:> * Michael Ellerman <mpe at ellerman.id.au> [2023-10-19 15:41:40]: > >> Srikar Dronamraju <srikar at linux.vnet.ibm.com> writes: >> > The ability to detect if the system is running in a shared processor >> > mode is helpful in few more generic cases not just in >> > paravirtualization. >> > For example: At boot time, different scheduler/ topology flags may be >> > set based on the processor mode. Hence move it to a more generic file. >> >> I'd rather you just included paravirt.h in the few files where you need it. > > I thought, detecting if a Processor was shared or not was more a > smp/processor related than a paravirt related.It's both really :) It's definitely paravirt related though, because if we weren't *para*virt then we wouldn't know there was a hypervisor at all :) But having smaller more focused headers is preferable in general just for mechanical reasons. cheers