On Mon, Oct 01, 2012 at 10:33:12AM -0700, H. Peter Anvin wrote: > ... and I think it would be worthwhile to know which effect dominates > (or neither, in which case it doesn't matter). > > Overall, I'm okay with either as long as we don't lock down 2 MB when > there isn't a huge zero page in use. Same here. I agree the cmpxchg idea to free the 2M zero page, was a very nice addition to the physical zero page patchset. -- 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/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>