x86: wmb() confusion in system.h
authorPavel Machek <pavel@ucw.cz>
Mon, 3 Mar 2008 11:49:09 +0000 (12:49 +0100)
committerIngo Molnar <mingo@elte.hu>
Thu, 17 Apr 2008 15:40:52 +0000 (17:40 +0200)
commit0d7a1819e97ef89be5bcbb4b724acb9f6c873c97
tree814e51eda64528744fc3aea5f769f430607c2a64
parent3c2047cd32b1a8c782d7efab72707e7daa251625
x86: wmb() confusion in system.h

Comment says wmb is a nop, but it is implemented as lock addl
below... Should it be compiled to nop if we know we are running on
"good" Intel cpu?

At least remove confusing comment for now.

Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
include/asm-x86/system.h