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authorLinus Torvalds <torvalds@linux-foundation.org>2019-07-09 07:35:12 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-07-09 07:35:12 +0300
commit92c1d6522135050cb377a18cc6e30d08dfb87efb (patch)
tree5d2fa3051c975f1c459b6949f9e71cac2edf74de /Documentation/admin-guide/cgroup-v2.rst
parentdf2a40f549e6b73aad98b0c03f400c00d284816b (diff)
parent99c8b231ae6c6ca4ca2fd1c0b3701071f589661f (diff)
downloadlinux-92c1d6522135050cb377a18cc6e30d08dfb87efb.tar.xz
Merge branch 'for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup updates from Tejun Heo: "Documentation updates and the addition of cgroup_parse_float() which will be used by new controllers including blk-iocost" * 'for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: docs: cgroup-v1: convert docs to ReST and rename to *.rst cgroup: Move cgroup_parse_float() implementation out of CONFIG_SYSFS cgroup: add cgroup_parse_float()
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diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst
index cf88c1f98270..a5c845338d6d 100644
--- a/Documentation/admin-guide/cgroup-v2.rst
+++ b/Documentation/admin-guide/cgroup-v2.rst
@@ -705,6 +705,12 @@ Conventions
informational files on the root cgroup which end up showing global
information available elsewhere shouldn't exist.
+- The default time unit is microseconds. If a different unit is ever
+ used, an explicit unit suffix must be present.
+
+- A parts-per quantity should use a percentage decimal with at least
+ two digit fractional part - e.g. 13.40.
+
- If a controller implements weight based resource distribution, its
interface file should be named "weight" and have the range [1,
10000] with 100 as the default. The values are chosen to allow