On 4/6/07, [email protected] <[email protected]> wrote:
This patch removes all cpuset-specific knowlege from the container
system, replacing it with a generic API that can be used by multiple
subsystems. Cpusets is adapted to be a container subsystem.
+
+ /* Set of subsystem states, one for each subsystem. NULL for
+ * subsystems that aren't part of this hierarchy. These
+ * pointers reduce the number of dereferences required to get
+ * from a task to its state for a given container, but result
+ * in increased space usage if tasks are in wildly different
+ * groupings across different hierarchies. This array is
+ * mostly immutable after creation - a newly registered
+ * subsystem can result in a pointer in this array
+ * transitioning from NULL to non-NULL */
+ struct container_subsys_state *subsys[CONTAINER_SUBSYS_COUNT];
Oops, this comment is rather out of date and should have been trimmed
for this patch. It should be disregarded apart from the first
sentence.
Paul
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