linux-kernel - Oops in 2.6.27.39 vanilla kernel with latest DTrace linux port

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Message-ID: <b3eb0ed40912281243p3f59f9f6vb278f25e18eaa172@mail.gmail.com>
Date:	Mon, 28 Dec 2009 15:43:07 -0500
From:	Soumendu Satapathy <satapathy.soumendu@...il.com>
To:	linux-kernel@...r.kernel.org
Subject: Oops in 2.6.27.39 vanilla kernel with latest DTrace linux port

http://patchwork.kernel.org/patch/69319/

I have sent my patch to the DTrace for linux author. he will try to
incorporate it in the standard release.

- soumendu

---------- Forwarded message ----------
From:  <fox@...sp.demon.co.uk>
Date: Wed, Dec 23, 2009 at 5:25 AM
Subject: Re: Fwd: Opps in 2.6.27.39 vanilla kernel with DTrace
To: satapathy.soumendu@...il.com



> From: Soumendu Satapathy
> Date: Tue, Dec 22, 2009 at 11:18 AM
> Subject: Opps in 2.6.27.39 vanilla kernel with DTrace
> To: blog@...sp.demon.co.uk
>
>
> Hi Paul,
>
> 10/10/2009 09:50PM        814,999
> dtrace-20091010.tar.bz2
> ( I used this tarrball )
> I was able to use the DTrace perfectly well with 2.6.18 (x86_64). But I had
> problems with the latest DTrace  port on 2.6.27.39.(x86_64).
>
> I did the following changes inside the routine mem_set_writable() (
> driver/dtrace_linux.c) and I could make it work with 2.6.27.39.
>
> if (pmd_large(*pmd)) {
>                 pte = (pte_t *)pmd;
> }
> else {
>                 pte = pte_offset_kernel(pmd, addr);
>  }
>
> thanks
> Soumendu Sekhar Satapathy

Thank you Soumendu - glad you got that working, and let me know the
patch. I will try incorporating that into the standard release.

seasons greetings.



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