Re: [RFC v2 PATCH 0/16] Optimize this_cpu_*() ops for non-x86 (ARM64 for this series)
"Christoph Lameter (Ampere)" <[email protected]>
| Newsgroups | org.kernel.vger.linux-kernel,org.infradead.lists.linux-arm-kernel,org.kvack.linux-mm |
|---|---|
| Message-ID | <[email protected]> |
On Tue, 4 Aug 2026, David Hildenbrand (Arm) wrote: > >> If the proposed solution has a significant benefit over Mark's solution it could > >> be discussed as a next step; and it must be backed with sufficient data to > >> warrant all this complexity here. > > > > You cannot accept that one instruction is faster than the same > > instruction prefixed with another and something else at its tail? > > I am pretty sure that you got exactly what I meant, you likely just don't have > the data to back it up. > > Proof me wrong! Well you seem to have alrady seen the benchmarks that we ran and are running. So I had doubts on your sincerety with this comment. Seemes to be be just there for effect.