On Fri, 9 Sep 2011, Alex,Shi wrote: > After the compxchg, the new.inuse are fixed in __slab_free as a local > variable, so we don't need a extra variable for it. True but its an easier read otherwise and the contents are extracted from the 16 bit value into a long which is easier to handle for the compiler later. Check to see if there is a code difference due to this patch. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>