x86, olpc: Add comment about implicit optimization barrier

Signed-off-by: Andres Salomon <dilinger@queued.net>
Cc: H. Peter Anvin <hpa@linux.intel.com>
LKML-Reference: <20100618174653.7755a39a@dev.queued.net>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Andres Salomon 2010-06-23 20:27:00 -04:00 • committed by Ingo Molnar
commit 75a9cac430