Messages in this thread | | | Date | Fri, 4 Mar 2022 08:26:44 -0800 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH] tracing/osnoise: Force quiescent states while tracing |
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On Fri, Mar 04, 2022 at 04:55:06PM +0100, Nicolas Saenz Julienne wrote: > On Fri, 2022-03-04 at 16:37 +0100, Daniel Bristot de Oliveira wrote: > > On 3/4/22 16:28, Nicolas Saenz Julienne wrote: > > > Some comments: > > > - You're not exiting/entering EQS on IRQ/NMI entry/exit. See > > > irqentry_{enter,exit}() and irqentry_nmi_{enter,exit}(). > > > > hummm, right! > > > > > - See this series[1], if we ever pursue this approach, it's important we got > > > through context tracking, instead of poking at RCU directly. > > > > I had a test patch with context_tracking as well... entering and leaving using > > it. Lemme find it.... but it basically works in the same way as for RCU (or > > pretend to work). > > Yes, agree, it's fundamentally the same.
And there is work in flight to make it even more the same. ;-)
https://lore.kernel.org/all/20220302154810.42308-1-frederic@kernel.org/
Thanx, Paul
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