Hi Christoffer, I just managed to boot qemu arm32 up on arm64 (last Fri - thanks for the tip - there were few other issue to clean up), so let me retest it again. Also I noticed some refactoring would help both 32 and 64 bit patches. Yes I could provide a the user space tests as well. Thanks- - Mario On 10/5/2015 8:45 AM, Christoffer Dall wrote: > On Tue, Sep 22, 2015 at 04:34:01PM -0700, Mario Smarduch wrote: >> This is a 2nd itteration for arm64, v1 patches were posted by mistake from an >> older branch which included several bugs. Hopefully didn't waste too much of >> anyones time. >> >> This patch series is a followup to the armv7 fp/simd lazy switch >> implementation, uses similar approach and depends on the series - see >> https://lists.cs.columbia.edu/pipermail/kvmarm/2015-September/016516.html >> >> It's based on earlier arm64 fp/simd optimization work - see >> https://lists.cs.columbia.edu/pipermail/kvmarm/2015-July/015748.html >> >> And subsequent fixes by Marc and Christoffer at KVM Forum hackathon to handle >> 32-bit guest on 64 bit host (and may require more here) - see >> https://lists.cs.columbia.edu/pipermail/kvmarm/2015-August/016128.html >> >> This series has be tested with arm64 on arm64 with several FP applications >> running on host and guest, with substantial decrease on number of >> fp/simd context switches. From about 30% down to 2% with one guest running. >> >> At this time I don't have arm32/arm64 working and hoping Christoffer and/or >> Marc (or anyone) can test 32-bit guest/64-bit host. >> > Did you already have some test infrastructure/applications that I can > reuse for this purpose or do I have to write userspace software? > > -Christoffer > -- 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
