+ docs-move-numa=fake-description-to-kernel-parameterstxt.patch added to mm-unstable branch

[Andrew Morton <akpm@linux-foundation.org>]

The patch titled
     Subject: docs: move numa=fake description to kernel-parameters.txt
has been added to the -mm mm-unstable branch.  Its filename is
     docs-move-numa=fake-description-to-kernel-parameterstxt.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/docs-move-numa=fake-description-to-kernel-parameterstxt.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: "Mike Rapoport (Microsoft)" <rppt@kernel.org>
Subject: docs: move numa=fake description to kernel-parameters.txt
Date: Wed, 7 Aug 2024 09:41:10 +0300

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

Link: https://lkml.kernel.org/r/20240807064110.1003856-27-rppt@kernel.org
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>
Cc: Alexander Gordeev <agordeev@linux.ibm.com>
Cc: Andreas Larsson <andreas@gaisler.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: David S. Miller <davem@davemloft.net>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Huacai Chen <chenhuacai@kernel.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Palmer Dabbelt <palmer@dabbelt.com>
Cc: Rafael J. Wysocki <rafael@kernel.org>
Cc: Rob Herring (Arm) <robh@kernel.org>
Cc: Samuel Holland <samuel.holland@sifive.com>
Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 Documentation/admin-guide/kernel-parameters.txt |   15 ++++++++++++++
 Documentation/arch/x86/x86_64/boot-options.rst  |   12 -----------
 2 files changed, 15 insertions(+), 12 deletions(-)

--- a/Documentation/admin-guide/kernel-parameters.txt~docs-move-numa=fake-description-to-kernel-parameterstxt
+++ a/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
--- a/Documentation/arch/x86/x86_64/boot-options.rst~docs-move-numa=fake-description-to-kernel-parameterstxt
+++ a/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
 ====
 
_

Patches currently in -mm which might be from rppt@kernel.org are

mm-move-kernel-numac-to-mm.patch
mips-sgi-ip27-make-node_data-the-same-as-on-all-other-architectures.patch
mips-sgi-ip27-ensure-node_possible_map-only-contains-valid-nodes.patch
mips-sgi-ip27-drop-have_arch_nodedata_extension.patch
mips-loongson64-rename-__node_data-to-node_data.patch
mips-loongson64-drop-have_arch_nodedata_extension.patch
arch-mm-move-definition-of-node_data-to-generic-code.patch
mm-drop-config_have_arch_nodedata_extension.patch
arch-mm-pull-out-allocation-of-node_data-to-generic-code.patch
x86-numa-simplify-numa_distance-allocation.patch
x86-numa-use-get_pfn_range_for_nid-to-verify-that-node-spans-memory.patch
x86-numa-move-fake_node_-defines-to-numa_emu.patch
x86-numa_emu-simplify-allocation-of-phys_dist.patch
x86-numa_emu-split-__apicid_to_node-update-to-a-helper-function.patch
x86-numa_emu-use-a-helper-function-to-get-max_dma32_pfn.patch
x86-numa-numa_addremove_cpu-make-cpu-parameter-unsigned.patch
mm-introduce-numa_memblks.patch
mm-move-numa_distance-and-related-code-from-x86-to-numa_memblks.patch
mm-introduce-numa_emulation.patch
mm-numa_memblks-introduce-numa_memblks_init.patch
mm-numa_memblks-make-several-functions-and-variables-static.patch
mm-numa_memblks-use-memblock_startend_of_dram-when-sanitizing-meminfo.patch
of-numa-return-einval-when-no-numa-node-id-is-found.patch
arch_numa-switch-over-to-numa_memblks.patch
arch_numa-switch-over-to-numa_memblks-fix.patch
mm-make-range-to-target_node-lookup-facility-a-part-of-numa_memblks.patch
docs-move-numa=fake-description-to-kernel-parameterstxt.patch