powerpc/lib/sstep: Fix building for powerpcspe
authorJames Clarke <jrtc27@jrtc27.com>
Thu, 7 Dec 2017 20:32:44 +0000 (20:32 +0000)
committerBastian Blank <waldi@debian.org>
Mon, 13 Aug 2018 13:33:58 +0000 (14:33 +0100)
commit23cbf902ac85e6b78a6b86106459c2421dc2f60a
tree0eb02844e15ea6ebb5d012c7d49c304c268c8e8e
parentd5d907102582701cbce568340a46f58293ef158d
powerpc/lib/sstep: Fix building for powerpcspe

On powerpcspe, ptesync is not a recognised instruction and so fails to
assemble. We don't expect to have to emulate an lwsync or a ptesync on a
32-bit kernel, so just ifdef them out, and catch any unexpected barrier
types.

Fixes: 3cdfcbfd32b9 ("powerpc: Change analyse_instr so it doesn't modify *regs")
Signed-off-by: James Clarke <jrtc27@jrtc27.com>
Gbp-Pq: Topic bugfix/powerpc
Gbp-Pq: Name powerpc-lib-sstep-fix-building-for-powerpcspe.patch
arch/powerpc/lib/sstep.c