MN10300: Introduce barriers to replace removed volatiles in gdbstub
commit5efe92c68045817b97927b748f369d407c1d89ab
authorDavid Howells <dhowells@redhat.com>
Tue, 19 Feb 2008 18:58:54 +0000 (19 18:58 +0000)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Tue, 19 Feb 2008 23:51:36 +0000 (19 15:51 -0800)
treec42dcc6799cac1f56dd8073b0205dc5ecb2beb4f
parent2b79aac9038ee52fd8d89216b1a3ec9bd8285fac
MN10300: Introduce barriers to replace removed volatiles in gdbstub

Introduce into the MN10300 gdbstub a couple of barrier() calls to replace the
removed volatility of the input/output index variables for the Rx ring buffer.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/mn10300/kernel/gdb-io-ttysm.c