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From: Mathieu Desnoyers <>
To: Norbert Lange <>
Cc: Jan Kiszka <>,
	lttng-dev <>,
	paulmck <>
Subject: Re: [RFC PATCH liburcu] urcu-bp: introduce urcu_bp_disable_sys_membarrier()
Date: Fri, 22 Nov 2019 14:05:07 -0500 (EST)	[thread overview]
Message-ID: <833314385.1100.1574449507763.JavaMail.zimbra__30108.6577515647$1574449524$gmane$> (raw)
In-Reply-To: <>

----- On Nov 22, 2019, at 1:37 PM, Norbert Lange wrote:

> I still would like to propose having a compile time "off switch",
> cant see how this would work with preloaded libraries for one
> (lttng itself whips with multiple)

One option would be to introduce an environment variable that would
control this.

> Cant tell for sure now, but a setup where "bulletproof Xenomai"
> libraries are used seems to better than special setup magic.
> If you have to do do alot measurements for finding rare hiccups,
> the last thing you want it figuring out you forget one config.

Indeed. I'm not sure what's the best way forward however.



> Thanks for the speedy support, Norbert

Mathieu Desnoyers
EfficiOS Inc.

  parent reply	other threads:[~2019-11-22 19:05 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <>
2019-11-22 17:02 ` [RFC PATCH liburcu] urcu-bp: introduce urcu_bp_disable_sys_membarrier() Mathieu Desnoyers
     [not found] ` <>
2019-11-22 18:37   ` Norbert Lange
     [not found]   ` <>
2019-11-22 19:05     ` Mathieu Desnoyers [this message]
2019-11-22 17:00 Mathieu Desnoyers

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