Re: [PATCH] staging: Disable lustre file system for MIPS, SH, and XTENSA

[Ramkumar Ramachandra]

Greg Kroah-Hartman wrote:
> On Sun, Sep 08, 2013 at 06:03:00PM -0700, Guenter Roeck wrote:
>> mips allmodconfig fails with
>>
>> ERROR: "copy_from_user_page" [drivers/staging/lustre/lustre/libcfs/libcfs.ko]
>> undefined!
>>
>> which is due to LUSTRE using copy_from_user_page which is not exported by any
>> architecture.
>
> Any, or just these arches?

Arches, dungeon masters.

>> Unfortunately, LUSTRE can only be built as module, so there is no
>> easy fix.
>
> Can't we just export the functions for those arches?  Surely lutre
> isn't the first/only driver that needs this?

It's simply necessary to keep up to date: we can't keep building new
arches since the initial cost can be quite high.
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