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. > > > Thanks, for review. Could you take a look at huge zero page patchset? ;) > > I've noticed that too, nice :). I'm checking some detail on the > wrprotect fault behavior but I'll comment there. > > -- > To unsubscribe, send a message with 'unsubscribe linux-mm' in > the body to majord...@kvack.org. For more info on Linux MM, > see: http://www.linux-mm.org/ . > Don't email: <a href=mailto:"d...@kvack.org";> em...@kvack.org </a> -- Kirill A. Shutemov -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
