On Thu, Aug 16, 2012 at 09:37:25PM +0300, Kirill A. Shutemov wrote: > On Thu, Aug 16, 2012 at 08:29:44PM +0200, Andrea Arcangeli wrote: > > On Thu, Aug 16, 2012 at 07:43:56PM +0300, Kirill A. Shutemov wrote: > > > Hm.. I think with static_key we can avoid cache overhead here. I'll try. > > > > Could you elaborate on the static_key? Is it some sort of self > > modifying code? > > Runtime code patching. See Documentation/static-keys.txt. We can patch it > on sysctl. I guessed it had to be patching the code, thanks for the pointer. It looks a perfect fit for this one agreed. -- 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>