Messages in this thread | | | Date | Fri, 24 Jan 2014 15:35:42 -0500 | From | Steven Rostedt <> | Subject | Re: [PATCH RT v2] timer: Raise softirq if there's irq_work |
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On Fri, 24 Jan 2014 21:20:39 +0100 Sebastian Andrzej Siewior <bigeasy@linutronix.de> wrote:
> * Steven Rostedt | 2014-01-24 15:09:33 [-0500]: > > >[ Talking with Sebastian on IRC, it seems that doing the irq_work_run() > > from the interrupt in -rt is a bad thing. Here we simply raise the > > softirq if there's irq work to do. This too boots on my i7 ] > > It is okay in general because most of the users should not run in bare > interrupt context. The only exception here is the nohz_full_kick_work > thing. >
I know we discussed this on IRC, but I wanted to publicly state that the missing irq work callback was the RCU's rsp_wakeup() function.
-- Steve
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