[PATCH v2] Documentation: kernel-parameters: remove slab_max_order and noaliencache

From: sxwjean
Date: Wed Nov 22 2023 - 09:36:46 EST


From: Xiongwei Song <xiongwei.song@xxxxxxxxxxxxx>

Since slab allocator has already been removed. There is no users about
slab_max_order and noaliencache, so let's remove them.

Signed-off-by: Xiongwei Song <xiongwei.song@xxxxxxxxxxxxx>
---
v2: Hyeonggon Yoo <42.hyeyoo@xxxxxxxxx> suggested that noaliencache should be
removed too. Here adding this change. The patch is based on [1].

[1] https://git.kernel.org/pub/scm/linux/kernel/git/vbabka/linux.git/log/?h=slab-remove-slab-v2r1

v1: https://lore.kernel.org/linux-mm/20231120091214.150502-1-sxwjean@xxxxxx/T/#m55ebb45851bc86d650baf65dfe8296d33c5b1126
---
Documentation/admin-guide/kernel-parameters.txt | 10 ----------
1 file changed, 10 deletions(-)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 65731b060e3f..d56a5beefe24 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -3740,10 +3740,6 @@
no5lvl [X86-64,RISCV] Disable 5-level paging mode. Forces
kernel to use 4-level paging instead.

- noaliencache [MM, NUMA, SLAB] Disables the allocation of alien
- caches in the slab allocator. Saves per-node memory,
- but will impact performance.
-
noalign [KNL,ARM]

noaltinstr [S390] Disables alternative instructions patching
@@ -5887,12 +5883,6 @@
own.
For more information see Documentation/mm/slub.rst.

- slab_max_order= [MM, SLAB]
- Determines the maximum allowed order for slabs.
- A high setting may cause OOMs due to memory
- fragmentation. Defaults to 1 for systems with
- more than 32MB of RAM, 0 otherwise.
-
slub_debug[=options[,slabs][;[options[,slabs]]...] [MM, SLUB]
Enabling slub_debug allows one to determine the
culprit if slab objects become corrupted. Enabling
--
2.34.1