diff mbox series

[v4,26/26] docs: move numa=fake description to kernel-parameters.txt

Message ID 20240807064110.1003856-27-rppt@kernel.org (mailing list archive)
State Handled Elsewhere
Headers show
Series mm: introduce numa_memblks | expand

Checks

Context Check Description
conchuod/vmtest-for-next-PR fail PR summary
conchuod/patch-26-test-1 success .github/scripts/patches/tests/build_rv32_defconfig.sh
conchuod/patch-26-test-2 success .github/scripts/patches/tests/build_rv64_clang_allmodconfig.sh
conchuod/patch-26-test-3 success .github/scripts/patches/tests/build_rv64_gcc_allmodconfig.sh
conchuod/patch-26-test-4 success .github/scripts/patches/tests/build_rv64_nommu_k210_defconfig.sh
conchuod/patch-26-test-5 success .github/scripts/patches/tests/build_rv64_nommu_virt_defconfig.sh
conchuod/patch-26-test-6 warning .github/scripts/patches/tests/checkpatch.sh
conchuod/patch-26-test-7 success .github/scripts/patches/tests/dtb_warn_rv64.sh
conchuod/patch-26-test-8 success .github/scripts/patches/tests/header_inline.sh
conchuod/patch-26-test-9 success .github/scripts/patches/tests/kdoc.sh
conchuod/patch-26-test-10 success .github/scripts/patches/tests/module_param.sh
conchuod/patch-26-test-11 success .github/scripts/patches/tests/verify_fixes.sh
conchuod/patch-26-test-12 success .github/scripts/patches/tests/verify_signedoff.sh

Commit Message

Mike Rapoport Aug. 7, 2024, 6:41 a.m. UTC 
From: "Mike Rapoport (Microsoft)" <rppt@kernel.org>

NUMA emulation can be now enabled on arm64 and riscv in addition to x86.

Move description of numa=fake parameters from x86 documentation of
admin-guide/kernel-parameters.txt

Suggested-by: Zi Yan <ziy@nvidia.com>
Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Tested-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> [arm64 + CXL via QEMU]
Acked-by: Dan Williams <dan.j.williams@intel.com>
Acked-by: David Hildenbrand <david@redhat.com>
---
 Documentation/admin-guide/kernel-parameters.txt | 15 +++++++++++++++
 Documentation/arch/x86/x86_64/boot-options.rst  | 12 ------------
 2 files changed, 15 insertions(+), 12 deletions(-)
diff mbox series

Patch

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index f1384c7b59c9..bcdee8984e1f 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -4123,6 +4123,21 @@ 
 			Disable NUMA, Only set up a single NUMA node
 			spanning all memory.
 
+	numa=fake=<size>[MG]
+			[KNL, ARM64, RISCV, X86, EARLY]
+			If given as a memory unit, fills all system RAM with
+			nodes of size interleaved over physical nodes.
+
+	numa=fake=<N>
+			[KNL, ARM64, RISCV, X86, EARLY]
+			If given as an integer, fills all system RAM with N
+			fake nodes interleaved over physical nodes.
+
+	numa=fake=<N>U
+			[KNL, ARM64, RISCV, X86, EARLY]
+			If given as an integer followed by 'U', it will
+			divide each physical node into N emulated nodes.
+
 	numa_balancing=	[KNL,ARM64,PPC,RISCV,S390,X86] Enable or disable automatic
 			NUMA balancing.
 			Allowed values are enable and disable
diff --git a/Documentation/arch/x86/x86_64/boot-options.rst b/Documentation/arch/x86/x86_64/boot-options.rst
index 137432d34109..98d4805f0823 100644
--- a/Documentation/arch/x86/x86_64/boot-options.rst
+++ b/Documentation/arch/x86/x86_64/boot-options.rst
@@ -170,18 +170,6 @@  NUMA
     Don't parse the HMAT table for NUMA setup, or soft-reserved memory
     partitioning.
 
-  numa=fake=<size>[MG]
-    If given as a memory unit, fills all system RAM with nodes of
-    size interleaved over physical nodes.
-
-  numa=fake=<N>
-    If given as an integer, fills all system RAM with N fake nodes
-    interleaved over physical nodes.
-
-  numa=fake=<N>U
-    If given as an integer followed by 'U', it will divide each
-    physical node into N emulated nodes.
-
 ACPI
 ====