diff options
-rw-r--r-- | Documentation/cgroups/cgroups.txt | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/Documentation/cgroups/cgroups.txt b/Documentation/cgroups/cgroups.txt index 455d4e6d346d..0b33bfe7dde9 100644 --- a/Documentation/cgroups/cgroups.txt +++ b/Documentation/cgroups/cgroups.txt | |||
@@ -227,7 +227,14 @@ as the path relative to the root of the cgroup file system. | |||
227 | Each cgroup is represented by a directory in the cgroup file system | 227 | Each cgroup is represented by a directory in the cgroup file system |
228 | containing the following files describing that cgroup: | 228 | containing the following files describing that cgroup: |
229 | 229 | ||
230 | - tasks: list of tasks (by pid) attached to that cgroup | 230 | - tasks: list of tasks (by pid) attached to that cgroup. This list |
231 | is not guaranteed to be sorted. Writing a thread id into this file | ||
232 | moves the thread into this cgroup. | ||
233 | - cgroup.procs: list of tgids in the cgroup. This list is not | ||
234 | guaranteed to be sorted or free of duplicate tgids, and userspace | ||
235 | should sort/uniquify the list if this property is required. | ||
236 | Writing a tgid into this file moves all threads with that tgid into | ||
237 | this cgroup. | ||
231 | - notify_on_release flag: run the release agent on exit? | 238 | - notify_on_release flag: run the release agent on exit? |
232 | - release_agent: the path to use for release notifications (this file | 239 | - release_agent: the path to use for release notifications (this file |
233 | exists in the top cgroup only) | 240 | exists in the top cgroup only) |
@@ -374,7 +381,7 @@ Now you want to do something with this cgroup. | |||
374 | 381 | ||
375 | In this directory you can find several files: | 382 | In this directory you can find several files: |
376 | # ls | 383 | # ls |
377 | notify_on_release tasks | 384 | cgroup.procs notify_on_release tasks |
378 | (plus whatever files added by the attached subsystems) | 385 | (plus whatever files added by the attached subsystems) |
379 | 386 | ||
380 | Now attach your shell to this cgroup: | 387 | Now attach your shell to this cgroup: |