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From: Jon Bernard <jbernard@debian.org>
To: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: lttng-dev <lttng-dev@lists.lttng.org>,
	Alexandre Montplaisir <alexmonthy@efficios.com>
Subject: Re: Debian 3.16.7-ckt9-2 issue with lttng-modules kmem probe
Date: Fri, 24 Apr 2015 12:59:35 -0400	[thread overview]
Message-ID: <20150424165935.GA5843__36340.8153564253$1429894827$gmane$org@helmut> (raw)
In-Reply-To: <844104542.35292.1429823245769.JavaMail.zimbra@efficios.com>

* Mathieu Desnoyers <mathieu.desnoyers@efficios.com> wrote:
> Hi Jon,
> 
> It appears that lttng-modules cannot build on the
> Debian kernel 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt9-2 (2015-04-13)
> x86_64 GNU/Linux.
> 
> It appears that their exported kmem.h header differs from
> the upstream stable branch, but AFAIK there is no Debian-specific
> version number available to distinguish between upstream stable
> and the Debian kernel.

Indeed.  The only distinguishing characteristic I see is EXTRAVERSION
defined to '-ckt9'.  I haven't had a chance to try yet, but could that
be acceptable?

> We have been hit by this in the past for Ubuntu kernels, and the
> solution has been to introduce a UTS_UBUNTU_RELEASE_ABI define
> into their kernels, which can be used to follow their own kernel
> versions.
> 
> Do you think we could ask Debian to do the same ?

I'm happy to ask, the argument is certainly sound.

-- 
Jon

  parent reply	other threads:[~2015-04-24 16:59 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1082981755.35270.1429823095435.JavaMail.zimbra@efficios.com>
2015-04-23 21:07 ` Debian 3.16.7-ckt9-2 issue with lttng-modules kmem probe Mathieu Desnoyers
     [not found] ` <844104542.35292.1429823245769.JavaMail.zimbra@efficios.com>
2015-04-24 16:59   ` Jon Bernard [this message]
     [not found]   ` <20150424165935.GA5843@helmut>
2015-04-24 17:45     ` Mathieu Desnoyers
     [not found]     ` <1563471161.35791.1429897556370.JavaMail.zimbra@efficios.com>
2015-04-24 19:40       ` Jon Bernard
     [not found]       ` <20150424194045.GA18076@helmut>
2015-04-27 14:35         ` Jon Bernard
     [not found]         ` <20150427143532.GA21372@helmut>
2015-04-27 15:06           ` Mathieu Desnoyers
     [not found]           ` <198139162.36696.1430147217813.JavaMail.zimbra@efficios.com>
2015-04-27 15:25             ` Jon Bernard

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