Re: [BUG] Bad page map in process ibv_devinfo

[Lukas Razik <linux@razik.name>]

----- Ursprüngliche Message -----

> Von: David Miller <davem@davemloft.net>
> An: linux@razik.name
> Cc: roland@purestorage.com; sparclinux@vger.kernel.org; linux-rdma@vger.kernel.org
> Gesendet: 7:55 Freitag, 18.November 2011
> Betreff: Re: [BUG] Bad page map in process ibv_devinfo
> 
> From: David Miller <davem@davemloft.net>
> Date: Fri, 18 Nov 2011 01:17:08 -0500 (EST)
> 
>>  That explains everything.  The problem is that we don't do the sparc64
>>  PTE handling code patching in modules.  So it's left at the default 4U
>>  versions.
> ...
>>  I'll work on a fix for this.
> 
> Ok, please test this out, thanks!
> 
> --------------------
> [PATCH] sparc64: Patch sun4v code sequences properly on module load.
> 
> Some of the sun4v code patching occurs in inline functions visible
> to, and usable by, modules.
> 
> Therefore we have to patch them up during module load.
> 
> Signed-off-by: David S. Miller <davem@davemloft.net>
> ---
> arch/sparc/kernel/entry.h    |    7 ++++++
> arch/sparc/kernel/module.c   |   27 +++++++++++++++++++++++
> arch/sparc/kernel/setup_64.c |   48 +++++++++++++++++++++++++----------------
> 3 files changed, 63 insertions(+), 19 deletions(-)
> 

Hi David,

I could apply also your second patch to linux-2.6.39.4 manually. So you don't need to write another version.
Now I'll try to test it with the new OFED drivers...

Regards,
Lukas
--
To unsubscribe from this list: send the line "unsubscribe sparclinux" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html