linux-yocto/3.4: fix kconfig warnings and unnecessary options

linux-yocto/3.4: fix kconfig warnings and unnecessary options

Updating the kernel configuration fragments to fix the following
issues:

  - remove options that are no longer in the 3.4 kernel
  - disable unused, but large kernel modules
  - fix kconfig audit warnings for x86 BSPs
  - make uprobes reusable by multiple fragments

The following meta branch commits are represented by this update:

  3da1172 uprobes: split into enable and patch fragments
  17ec51a meta: cleanup invalid/obselete 3.4 CONFIG options
  b5cee42 meta: disable OCFS2 by default
  efe937e meta: drm: tag DRM options as 'hardware'
  10b5155 meta: emenlow: clean emenlow configuration warnings
  a907b82 meta: add CONFIG_SHMEM to standard kernel config

(From OE-Core rev: a01bb3ec72c375c0f06006769969f63fed3ef566)

Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>