Messages in this thread | | | Date | Fri, 10 Oct 2008 17:39:51 +0200 | From | Ingo Molnar <> | Subject | Re: [RFC v6][PATCH 0/9] Kernel based checkpoint/restart |
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* Dave Hansen <dave@linux.vnet.ibm.com> wrote:
> On Thu, 2008-10-09 at 15:44 +0200, Ingo Molnar wrote: > > there might be races as well, especially with proxy state - and > > current->flags updates are not serialized. > > > > So maybe it should be a completely separate flag after all? Stick it > > into the end of task_struct perhaps. > > What do you mean by proxy state? nsproxy?
it's a concept: one task installing some state into another task (which state must be restored after a checkpoint event), while that other task is running. Such as a pi-futex state for example.
So a task can acquire state not just by its own doing, but via some other task too.
Ingo
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