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[S390] cio: introduce fcx bit to chsc characteristics
[firefly-linux-kernel-4.4.55.git]
/
Documentation
/
cpusets.txt
diff --git
a/Documentation/cpusets.txt
b/Documentation/cpusets.txt
index d803c5c68ab5e981d3f101b00489ca32c6930681..1f5a924d1e56430bc3c8a0a6bb74e7524fab1670 100644
(file)
--- a/
Documentation/cpusets.txt
+++ b/
Documentation/cpusets.txt
@@
-154,13
+154,15
@@
browsing and modifying the cpusets presently known to the kernel. No
new system calls are added for cpusets - all support for querying and
modifying cpusets is via this cpuset file system.
new system calls are added for cpusets - all support for querying and
modifying cpusets is via this cpuset file system.
-The /proc/<pid>/status file for each task has
two
added lines,
+The /proc/<pid>/status file for each task has
four
added lines,
displaying the tasks cpus_allowed (on which CPUs it may be scheduled)
and mems_allowed (on which Memory Nodes it may obtain memory),
displaying the tasks cpus_allowed (on which CPUs it may be scheduled)
and mems_allowed (on which Memory Nodes it may obtain memory),
-in the
format
seen in the following example:
+in the
two formats
seen in the following example:
Cpus_allowed: ffffffff,ffffffff,ffffffff,ffffffff
Cpus_allowed: ffffffff,ffffffff,ffffffff,ffffffff
+ Cpus_allowed_list: 0-127
Mems_allowed: ffffffff,ffffffff
Mems_allowed: ffffffff,ffffffff
+ Mems_allowed_list: 0-63
Each cpuset is represented by a directory in the cgroup file system
containing (on top of the standard cgroup files) the following
Each cpuset is represented by a directory in the cgroup file system
containing (on top of the standard cgroup files) the following
@@
-542,7
+544,10
@@
otherwise initial value -1 that indicates the cpuset has no request.
2 : search cores in a package.
3 : search cpus in a node [= system wide on non-NUMA system]
( 4 : search nodes in a chunk of node [on NUMA system] )
2 : search cores in a package.
3 : search cpus in a node [= system wide on non-NUMA system]
( 4 : search nodes in a chunk of node [on NUMA system] )
- ( 5~ : search system wide [on NUMA system])
+ ( 5 : search system wide [on NUMA system] )
+
+The system default is architecture dependent. The system default
+can be changed using the relax_domain_level= boot parameter.
This file is per-cpuset and affect the sched domain where the cpuset
belongs to. Therefore if the flag 'sched_load_balance' of a cpuset
This file is per-cpuset and affect the sched domain where the cpuset
belongs to. Therefore if the flag 'sched_load_balance' of a cpuset