linux-kernel - Re: 2.6.24-rc7-rt2

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Date:	Tue, 15 Jan 2008 23:01:42 -0500 (EST)
From:	Steven Rostedt <rostedt@...dmis.org>
To:	S.Çağlar Onur <caglar@...dus.org.tr>
cc:	LKML <linux-kernel@...r.kernel.org>,
	RT <linux-rt-users@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: 2.6.24-rc7-rt2


On Tue, 15 Jan 2008, [utf-8] S.Ã^GaÄ^_lar Onur wrote:

>
> 2.6.24-rc7-rt2 (-rt2 patchset on top of Linus's current git commit
> 031f2dcd7075e218e74dd7f942ad015cf82dffab) starts to complain like following
> (full dmesg can be found @ [1]) when try to login from console (the other
> acpi related errors also existed in 2.6.24-rc5-rt1) and FYI, plain 2.6.24-rc7
> (again commit 031f2dcd7075e218e74dd7f942ad015cf82dffab) has no issues.

Do you get the same issues if you add to -rc7 and not git.

>
> [...]
> sysfs: duplicate filename 'vcs1' can not be created
> WARNING: at fs/sysfs/dir.c:424 sysfs_add_one()
> Pid: 1298, comm: mingetty Not tainted 2.6.24-rc7-rt2-99 #1
> [...]
>
> And because of mcount-add-basic-support-for-gcc-profiler-instrum.patch, closed
> source nvidia-new module cannot be used with this release (mcount is exported
> GPL only), i know this is not supported but i used it with that [2] patch up
> until now without a single problem.

Ah, sorry about that. I'll try to fix that later on. You should still be
able to use NVidia by turning off function trace.

>
> Please don't misunderstand this, i really do not want to start a discussion
> for this, i just want to ask the possibility of converting this into
> EXPORT_SYMBOL cause i thought some of the possible -rt users may need this
> closed source module explicitly because of its 3D performance.
>
> If anything else needed for sysfs warnings please just say it...
>
> [1] http://cekirdek.pardus.org.tr/~caglar/dmesg.rt
> [2]
> http://svn.pardus.org.tr/pardus/devel/kernel/drivers/nvidia-new/files/rt.patch
>

Thanks for the report. I'll see what I can do for the next release. But
for now this will have to wait till after -rt3.

-- Steve
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