On Fri, Feb 26, 2016 at 01:15:22PM +0000, Alex Bennée wrote: > Hi, > > Some of these patches have been posted before and previous patches > have already been accepted upstream so I'm tagging this as a new RFC > series. > > This is a series of tests built around kvm-unit-tests but built with > the express purpose of stressing the TCG, in particular MTTCG builds. > > Changes from previous appearances: > > * Separated locking and barrier tests > * Included Drew's IPI patches (used in tcg-test) > * New TCG chaining test > > The new barrier tests really only fails when running on MTTCG builds on > a weak backend. Many thanks to Will Deacon for helping me get a > working test case at the last Connect. > > I'm mainly posting these for reference for others testing MTTCG as > I've still got to check I've addressed any outstanding review > comments. However there has been enough code churn some of the > comments may no longer be relevant. > > The TCG tests are also useful as benchmarks for comparing the cost of > having chained basic blocks versus exiting the loop every time. The > pathological case is the computed jumps test as all the addresses are > within a PAGE_SIZE boundary the tb_jump_cache has no effect meaning a > full look up each time. > > Alex Bennée (8): > config/config-arm-common: build-up tests-common target > lib: add isaac prng library from CCAN > arm/run: set indentation defaults for emacs > arm/run: allow aarch64 to start arm binaries > arm/tlbflush-test: Add TLB torture test > arm/locking-tests: add comprehensive locking test > arm/barrier-litmus-tests: add some litmus tests > arm/tcg-test: some basic TCG exercising tests > > Andrew Jones (3): > arm/arm64: irq enable/disable > arm/arm64: Add initial gic support > arm/arm64: Add IPI test
I've actually updated these patches a bit, and started extending the series to also work with a v3 gic. I'll pick that back up and get it posted for you (hopefully next week). Or I'll at least update my arm/ipi-test branch with the changes I've made for gicv2... drew
