From: Claudio Jeker Subject: Re: print intel core type info in dmesg To: David Gwynne , tech@openbsd.org Date: Wed, 23 Jul 2025 19:51:15 +0200 On Wed, Jul 23, 2025 at 10:36:06AM -0600, Theo de Raadt wrote: > Claudio Jeker wrote: > > > On Wed, Jul 23, 2025 at 08:42:30AM -0600, Theo de Raadt wrote: > > > I think this overstates the importance of this difference over other > > > parts of the cpu description. I think there's a lot of optimism that > > > this matters for performing work. Why do we need to print this, if > > > we aren't taking this into account during processing because we have no > > > code to make use of this difference? > > > > Adding support for this can be only done if we have topology information > > that has more information. > > The provided diff does not place the information in a data structure so > that the kernel can make a decision. > > It just prints it. Things printed into dmesg cannot be taken into account. It is a first step. We need to rethink the code around __HAVE_CPU_TOPOLOGY which is possible when there is code around to identify CPUs. I know this is a baby step but without that I'm certain no other progress will happen. -- :wq Claudio