On Tue, 4 Mar 2025, Luca Fancellu wrote: > Hi, > > > On 18 Feb 2025, at 15:06, Jan Beulich <jbeul...@suse.com> wrote: > > > > On 18.02.2025 16:01, Orzel, Michal wrote: > >> On 18/02/2025 14:44, Jan Beulich wrote: > >>> On 18.02.2025 10:51, Luca Fancellu wrote: > >>>> LLC coloring can be used only on MMU system, > >>> > >>> Just for my own education: Why is this? > >> I read this as it refers to the feature we have in Xen, not the generic > >> concept. > >> You could in theory achieve cache coloring without MMU using static > >> allocation > >> or some custom allocator but in general we benefit from being able to map > >> VA > >> to PA aligning with cache coloring scheme. > > > > Oh, okay. Then maybe the sentence would better be worded to express that > > it's our present choice, rather than an inherent limitation? > > Is this better? Can be addressed on commit? > > Xen LLC coloring feature can be used only on MMU system, move the code > that selects it from ARM_64 to MMU and add the ARM_64 dependency.
Hi Luca, I think that's OK. Can this patch be committed without the previous patch in the series?
