On 4/21/07, Kyle Moffett <[email protected]> wrote:
>> It might be nice if it was possible to actively contribute your CPU
>> time to a child process. For example:
>> int sched_donate(pid_t pid, struct timeval *time, int percentage);
On Sat, Apr 21, 2007 at 12:49:52PM -0700, Ulrich Drepper wrote:
> If you do this, and it has been requested many a times, then please
> generalize it. We have the same issue with futexes. If a FUTEX_WAIT
> call is issues the remaining time in the slot should be given to the
> thread currently owning the futex. For non-PI futexes this needs an
> extension of the interface but I would be up for that. It can have
> big benefits on the throughput of an application.
It's encouraging to hear support for a more full-featured API (or, for
that matter, any response at all) on this front.
-- wli
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