Messages in this thread | | | Date | Mon, 20 Apr 2015 14:01:07 -0400 | From | Steven Rostedt <> | Subject | Re: [GIT RFC PULL rcu/urgent] Prevent Kconfig from asking pointless questions |
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On Mon, Apr 20, 2015 at 10:09:03AM -0700, Paul E. McKenney wrote: > > The sysfs knob might be nice, but as far as I know nobody has been > complaining about it. > > Besides, we already have the rcutree.kthread_prio= kernel-boot parameter. > So how about if the Kconfig parameter selects either SCHED_OTHER > (the default) or SCHED_FIFO:1, and then the boot parameter can be used > to select other values. > > That said, if the lack of a sysfs knob has been causing real problems, > let's make that happen.
But then it's too late, because the time of something getting into the kernel to the time people can use it can be months if not years.
I see no harm in adding one. Pretty much every kernel parameter I added for ftrace, has a sysctrl knob for it. (Not a sysfs knob, but a /proc/sys/kernel knob which is different).
-- Steve
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