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[6/7] MIPS: generic: Make NUMA available

Message ID 20240809-mips-numa-v1-6-568751803bf8@flygoat.com (mailing list archive)
State Superseded
Headers show
Series MIPS: arch_numa enablement | expand

Commit Message

Jiaxun Yang Aug. 9, 2024, 7:25 p.m. UTC 
Enable arch_numa and dependent options for generic and future NUMA
platforms.

Enable SPARSEMEM for 64 bit generic kernel.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
---
 arch/mips/Kconfig | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 43da6d596e2b..9284a06db2b4 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -140,6 +140,7 @@  choice
 
 config MIPS_GENERIC_KERNEL
 	bool "Generic board-agnostic MIPS kernel"
+	select ARCH_SPARSEMEM_ENABLE if 64BIT
 	select MIPS_GENERIC
 	select BOOT_RAW
 	select BUILTIN_DTB
@@ -178,6 +179,7 @@  config MIPS_GENERIC_KERNEL
 	select SYS_SUPPORTS_MIPS16
 	select SYS_SUPPORTS_MIPS_CPS
 	select SYS_SUPPORTS_MULTITHREADING
+	select SYS_SUPPORTS_NUMA
 	select SYS_SUPPORTS_RELOCATABLE
 	select SYS_SUPPORTS_SMARTMIPS
 	select SYS_SUPPORTS_ZBOOT
@@ -2599,8 +2601,10 @@  config NUMA
 	bool "NUMA Support"
 	depends on SYS_SUPPORTS_NUMA
 	select SMP
+	select GENERIC_ARCH_NUMA if !SGI_IP27 && !MACH_LOONGSON64
 	select HAVE_SETUP_PER_CPU_AREA
 	select NEED_PER_CPU_EMBED_FIRST_CHUNK
+	select USE_PERCPU_NUMA_NODE_ID if GENERIC_ARCH_NUMA
 	help
 	  Say Y to compile the kernel to support NUMA (Non-Uniform Memory
 	  Access).  This option improves performance on systems with more