I don''t see barriers used in there. Probably that''s leftovers from something. --Andrei Petrov diff -rup xeno/tools/python/xen/lowlevel/xu/xu.c XENX64/tools/python/xen/lowlevel/xu/xu.c --- xen/tools/python/xen/lowlevel/xu/xu.c 2005-02-02 12:52:55.000000000 -0800 +++ XENX64/tools/python/xen/lowlevel/xu/xu.c 2005-02-25 14:51:36.000000000 -0800 @@ -49,14 +49,6 @@ /* Size of a machine page frame. */ #define PAGE_SIZE 4096 -#if defined(__i386__) -#define rmb() __asm__ __volatile__ ( "lock; addl $0,0(%%esp)" : : : "memory" ) -#define wmb() __asm__ __volatile__ ( "" : : : "memory" ) -#else -#error "Define barriers" -#endif - - /* Set the close-on-exec flag on a file descriptor. Doesn''t currently bother * to check for errors. */ ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click _______________________________________________ Xen-devel mailing list Xen-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/xen-devel