[PATCH] frv: drop 8/16-bit xchg and cmpxchg

Drop support for 8-bit and 16-bit xchg and cmpxchg emulation and implements
32-bit xchg with the SWAP/SWAPI instruction.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2 files changed