Messages in this thread | | | Date | Wed, 3 Oct 2007 08:51:41 -0700 | From | "Paul Menage" <> | Subject | Re: [PATCH] task containersv11 add tasks file interface fix for cpusets |
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On 10/3/07, Paul Jackson <pj@sgi.com> wrote: > From: Paul Jackson <pj@sgi.com> > > The code in kernel/cgroup.c attach_task() which skips the > attachment of a task to the group it is already in has to be > removed. Cpusets depends on reattaching a task to its current > cpuset, in order to trigger updating the cpus_allowed mask in the > task struct.
Can you explain a bit more about why this is needed? (i.e. specific scenarios where cpusets will break without this change).
What triggers the reattach in normal use? Something from userspace?
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