powerpc/lib/sstep: Fix building for powerpcspe
authorJames Clarke <jrtc27@jrtc27.com>
Thu, 7 Dec 2017 20:32:44 +0000 (20:32 +0000)
committerSalvatore Bonaccorso <carnil@debian.org>
Sat, 18 Aug 2018 12:02:58 +0000 (13:02 +0100)
commit4aecd7507ab0f8694a1ddbd5d6ad1236ec237bcb
tree9cec2bc784ff1b031cc12435e4efd9183c8614b7
parente39dd837d4cbfb12c074bfeca60cc53c6cc24ce8
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