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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, 2019-06-26 at 19:18 -0700, Atish Patra wrote: > On 6/26/19 5:31 PM, Paul Walmsley wrote: > > Hi Sudeep, Atish, > > > > On Mon, 17 Jun 2019, Atish Patra wrote: > > > > > From: Sudeep Holla > > > > > > The current ARM DT topology description provides the operating > > > system > > > with a topological view of the system that is based on leaf nodes > > > representing either cores or threads (in an SMT system) and a > > > hierarchical set of cluster nodes that creates a hierarchical > > > topology > > > view of how those cores and threads are grouped. > > > > > > However this hierarchical representation of clusters does not > > > allow to > > > describe what topology level actually represents the physical > > > package or > > > the socket boundary, which is a key piece of information to be > > > used by > > > an operating system to optimize resource allocation and > > > scheduling. > > > > > > Lets add a new "socket" node type in the cpu-map node to describe > > > the > > > same. > > > > > > Signed-off-by: Sudeep Holla > > > Reviewed-by: Rob Herring > > > > This one doesn't apply cleanly here on top of v5.2-rc2, Linus's > > master > > branch, and next-20190626. The reject file is below. Am I missing > > a patch? > > > > That's weird. I could apply the patch from any git tree (github or > git.kernel.org) but not from mail or patchworks. > > git log doesn't show any recent modifications of that file. I am > trying > to figure out what's wrong. The space changes in this patch caused the conflict. The patch was generated with -b which was suggested during the initial review. I should removed it before sending v7. My bad. I have fixed that and sent a v8 that should be cleanly applied on latest master. The patch series is also available at https://github.com/atishp04/linux/tree/5.2-rc6_topology Regards, Atish > > - Paul > > > > --- Documentation/devicetree/bindings/arm/topology.txt > > +++ Documentation/devicetree/bindings/arm/topology.txt > > @@ -185,13 +206,15 @@ Bindings for cluster/cpu/thread nodes are > > defined as follows: > > 4 - Example dts > > =========================================== > > > > -Example 1 (ARM 64-bit, 16-cpu system, two clusters of clusters): > > +Example 1 (ARM 64-bit, 16-cpu system, two clusters of clusters in > > a single > > +physical socket): > > > > cpus { > > #size-cells = <0>; > > #address-cells = <2>; > > > > cpu-map { > > + socket0 { > > cluster0 { > > cluster0 { > > core0 { > > > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel