[PATCH 0/2] Add complex scheduler level for arm64
Qing Wang
wangqing at vivo.com
Thu Apr 21 07:55:56 PDT 2022
From: Wang Qing <wangqing at vivo.com>
The DSU-110 DynamIQ™ cluster supports blocks that are called complexes
which contain up to two cores of the same type and some shared logic.
Sharing some logic between the cores can make a complex area efficient.
This patch adds complex level for complexs by parsing cache topology
form DT. It will directly benefit a lot of workload which loves more
resources such as memory bandwidth, caches.
Note this patch only handle the DT case.
wangqing (2):
arch_topology: support for describing cache topology from DT
arm64: Add complex scheduler level for arm64
arch/arm64/Kconfig | 13 ++++++++++
arch/arm64/kernel/smp.c | 48 ++++++++++++++++++++++++++++++++++-
drivers/base/arch_topology.c | 47 +++++++++++++++++++++++++++++++++-
include/linux/arch_topology.h | 3 +++
4 files changed, 109 insertions(+), 2 deletions(-)
--
2.7.4
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