summaryrefslogtreecommitdiff
path: root/Documentation/admin-guide/sysctl/kernel.rst
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2020-12-14 16:55:54 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2020-12-14 16:55:54 -0800
commitff6135959a9150ad45cb92ca38da270903a74343 (patch)
tree31d7f607078641a425851fc58bed311e3c84f175 /Documentation/admin-guide/sysctl/kernel.rst
parentf9b4240b074730f41c1ef8e0d695d10fb5bb1e27 (diff)
parent47e44ed01434e51e2e42b188482d837c01e5d16e (diff)
downloadlinux-next-ff6135959a9150ad45cb92ca38da270903a74343.tar.gz
linux-next-ff6135959a9150ad45cb92ca38da270903a74343.zip
Merge tag 'docs-5.11' of git://git.lwn.net/linux
Pull documentation updates from Jonathan Corbet: "A much quieter cycle for documentation (happily), with, one hopes, the bulk of the churn behind us. Significant stuff in this pull includes: - A set of new Chinese translations - Italian translation updates - A mechanism from Mauro to automatically format Documentation/features for the built docs - Automatic cross references without explicit :ref: markup - A new reset-controller document - An extensive new document on reporting problems from Thorsten That last patch also adds the CC-BY-4.0 license to LICENSES/dual; there was some discussion on this, but we seem to have consensus and an ack from Greg for that addition" * tag 'docs-5.11' of git://git.lwn.net/linux: (50 commits) docs: fix broken cross reference in translations/zh_CN docs: Note that sphinx 1.7 will be required soon docs: update requirements to install six module docs: reporting-issues: move 'outdated, need help' note to proper place docs: Update documentation to reflect what TAINT_CPU_OUT_OF_SPEC means docs: add a reset controller chapter to the driver API docs docs: make reporting-bugs.rst obsolete docs: Add a new text describing how to report bugs LICENSES: Add the CC-BY-4.0 license Documentation: fix multiple typos found in the admin-guide subdirectory Documentation: fix typos found in admin-guide subdirectory kernel-doc: Fix example in Nested structs/unions docs: clean up sysctl/kernel: titles, version docs: trace: fix event state structure name docs: nios2: add missing ReST file scripts: get_feat.pl: reduce table width for all features output scripts: get_feat.pl: change the group by order scripts: get_feat.pl: make complete table more coincise scripts: kernel-doc: fix parsing function-like typedefs Documentation: fix typos found in process, dev-tools, and doc-guide subdirectories ...
Diffstat (limited to 'Documentation/admin-guide/sysctl/kernel.rst')
-rw-r--r--Documentation/admin-guide/sysctl/kernel.rst18
1 files changed, 9 insertions, 9 deletions
diff --git a/Documentation/admin-guide/sysctl/kernel.rst b/Documentation/admin-guide/sysctl/kernel.rst
index d4b32cc32bb7..1d56a6b73a4e 100644
--- a/Documentation/admin-guide/sysctl/kernel.rst
+++ b/Documentation/admin-guide/sysctl/kernel.rst
@@ -14,7 +14,7 @@ For general info and legal blurb, please look in :doc:`index`.
------------------------------------------------------------------------------
This file contains documentation for the sysctl files in
-``/proc/sys/kernel/`` and is valid for Linux kernel version 2.2.
+``/proc/sys/kernel/``.
The files in this directory can be used to tune and monitor
miscellaneous and general things in the operation of the Linux
@@ -879,7 +879,7 @@ The default value is 127.
perf_event_mlock_kb
===================
-Control size of per-cpu ring buffer not counted agains mlock limit.
+Control size of per-cpu ring buffer not counted against mlock limit.
The default value is 512 + 1 page
@@ -1095,8 +1095,8 @@ Enables/disables scheduler statistics. Enabling this feature
incurs a small amount of overhead in the scheduler but is
useful for debugging and performance tuning.
-sched_util_clamp_min:
-=====================
+sched_util_clamp_min
+====================
Max allowed *minimum* utilization.
@@ -1106,8 +1106,8 @@ It means that any requested uclamp.min value cannot be greater than
sched_util_clamp_min, i.e., it is restricted to the range
[0:sched_util_clamp_min].
-sched_util_clamp_max:
-=====================
+sched_util_clamp_max
+====================
Max allowed *maximum* utilization.
@@ -1117,8 +1117,8 @@ It means that any requested uclamp.max value cannot be greater than
sched_util_clamp_max, i.e., it is restricted to the range
[0:sched_util_clamp_max].
-sched_util_clamp_min_rt_default:
-================================
+sched_util_clamp_min_rt_default
+===============================
By default Linux is tuned for performance. Which means that RT tasks always run
at the highest frequency and most capable (highest capacity) CPU (in
@@ -1336,7 +1336,7 @@ ORed together. The letters are seen in "Tainted" line of Oops reports.
====== ===== ==============================================================
1 `(P)` proprietary module was loaded
2 `(F)` module was force loaded
- 4 `(S)` SMP kernel oops on an officially SMP incapable processor
+ 4 `(S)` kernel running on an out of specification system
8 `(R)` module was force unloaded
16 `(M)` processor reported a Machine Check Exception (MCE)
32 `(B)` bad page referenced or some unexpected page flags