On 02/12/2014 08:57, Igor Mammedov wrote: >> On 01/12/2014 18:29, Igor Mammedov wrote: >>> Series speed-ups GFN to memslot lookup time by: >>> * introducing LRU cache, which improves looukup time for >>> same slot workload (typically boot time of Windows and Linux guest) >>> * switching to binary search for GFN to memslot lookup, >>> improving lookup time with large amount of memory slots >>> >>> Igor Mammedov (5): >>> kvm: update_memslots: drop not needed check for the same number of >>> pages >>> kvm: update_memslots: drop not needed check for the same slot >>> kvm: search_memslots: add simple LRU memslot caching >>> kvm: change memslot sorting rule from size to GFN >>> kvm: optimize GFN to memslot lookup with large slots amount >>> >>> include/linux/kvm_host.h | 28 +++++++++++++++++++++++----- >>> virt/kvm/kvm_main.c | 46 ++++++++++++++++++++++++++-------------------- >>> 2 files changed, 49 insertions(+), 25 deletions(-) >>> >> >> Applied patches 1-3 for now, I'm not in the mood for proving that the >> binary search is correct. :) Looks good, thanks. Gleb, any objections? Paolo -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html