Messages in this thread |  | | | Date | Tue, 25 Jan 2005 22:57:58 +0100 | | From | Ingo Molnar <> | | Subject | Re: [patch, 2.6.11-rc2] sched: /proc/sys/kernel/rt_cpu_limit tunable |
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* Chris Wright <chrisw@osdl.org> wrote:
> * Ingo Molnar (mingo@elte.hu) wrote: > > well, there's setrlimit, so you could add a jackd client callback that > > instructs all clients to change their RT_CPU_RATIO rlimit. In theory we > > could try to add a new rlimit syscall that changes another task's rlimit > > (right now the syscalls only allow the changing of the rlimit of the > > current task) - that would enable utilities to change the rlimit of all > > tasks in the system, achieving the equivalent of a global sysctl. > > We've talked about smth. similar in another thread. I'm not opposed > to the idea.
did that thread go into technical details? There are some rlimit users that might not be prepared to see the rlimit change under them. The RT_CPU_RATIO one ought to be safe, but generally i'm not so sure.
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