[Bug runtime/12341] deref()/store_deref() variations between arches

[dsmith at redhat dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=12341

--- Comment #1 from David Smith <dsmith at redhat dot com> 2011-01-04 21:50:16 UTC ---
(In reply to comment #0)
> (If __get_user_size()/__put_user_size() works for the i386, that could
> eliminate the need for the i386 special version of kread/kwrite that can handle
> 64-bit values.)

Unfortunately, this idea won't work.  Looking at the i386 header files in
kernels 2.6.9/2.6.18/2.6.36, none of the i386 __get_user_size() macros can
handle 64-bit values.

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