* regression in rt patches
@ 2016-03-07 17:28 Henning Schild
2016-03-07 23:55 ` Yang Shi
0 siblings, 1 reply; 2+ messages in thread
From: Henning Schild @ 2016-03-07 17:28 UTC (permalink / raw)
To: linux-rt-users, Yang Shi
Hey,
this patch out of the current 4.4.3-rt9 series
"trace: Use rcuidle version for preemptoff_hist trace point"
introduces a regression where the kernel wont compile for a
configuration without trace histograms
Ammend to following to the patch to fix it:
--- a/include/trace/events/hist.h
+++ b/include/trace/events/hist.h
@@ -9,6 +9,7 @@
#if !defined(CONFIG_PREEMPT_OFF_HIST) && !defined(CONFIG_INTERRUPT_OFF_HIST)
#define trace_preemptirqsoff_hist(a, b)
+#define trace_preemptirqsoff_hist_rcuidle(a, b)
#else
TRACE_EVENT(preemptirqsoff_hist,
Henning
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: regression in rt patches
2016-03-07 17:28 regression in rt patches Henning Schild
@ 2016-03-07 23:55 ` Yang Shi
0 siblings, 0 replies; 2+ messages in thread
From: Yang Shi @ 2016-03-07 23:55 UTC (permalink / raw)
To: Henning Schild, linux-rt-users
On 3/7/2016 9:28 AM, Henning Schild wrote:
> Hey,
>
> this patch out of the current 4.4.3-rt9 series
> "trace: Use rcuidle version for preemptoff_hist trace point"
> introduces a regression where the kernel wont compile for a
> configuration without trace histograms
Thanks for finding it. Yes, it was missed by me.
Yang
>
> Ammend to following to the patch to fix it:
>
> --- a/include/trace/events/hist.h
> +++ b/include/trace/events/hist.h
> @@ -9,6 +9,7 @@
>
> #if !defined(CONFIG_PREEMPT_OFF_HIST) && !defined(CONFIG_INTERRUPT_OFF_HIST)
> #define trace_preemptirqsoff_hist(a, b)
> +#define trace_preemptirqsoff_hist_rcuidle(a, b)
> #else
> TRACE_EVENT(preemptirqsoff_hist,
>
>
> Henning
^ permalink raw reply [flat|nested] 2+ messages in thread
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