diff options
| author | Song Shuai <suagrfillet@gmail.com> | 2023-03-10 14:03:36 +0300 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2023-04-19 06:35:43 +0300 |
| commit | 8bf7b3b6676270c0ed3e4968608e1e052ecc8606 (patch) | |
| tree | b3b5f4ba690daf415d572d46ac17668676930be2 /arch/riscv/Kconfig | |
| parent | c4b52d8b6c1de1e6359bef2d1394d5917940b3dc (diff) | |
| download | linux-8bf7b3b6676270c0ed3e4968608e1e052ecc8606.tar.xz | |
riscv: Kconfig: enable SCHED_MC kconfig
RISC-V now builds the sched domain based on the simple possible map.
Enable SCHED_MC to make the building based on cpu_coregroup_mask()
which also takes care of the NUMA and cores with LLC.
Signed-off-by: Song Shuai <suagrfillet@gmail.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20230310110336.970985-1-suagrfillet@gmail.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'arch/riscv/Kconfig')
| -rw-r--r-- | arch/riscv/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index aaa11fb48b86..2db7b1b1b85c 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -322,6 +322,14 @@ config SMP If you don't know what to do here, say N. +config SCHED_MC + bool "Multi-core scheduler support" + depends on SMP + help + Multi-core scheduler support improves the CPU scheduler's decision + making when dealing with multi-core CPU chips at a cost of slightly + increased overhead in some places. If unsure say N here. + config NR_CPUS int "Maximum number of CPUs (2-512)" depends on SMP |