Re: [Autotest] [PATCH 2/4] KVM test: Add TSC into guest test

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Lucas Meneghel Rodrigues wrote:
On Mon, Mar 22, 2010 at 4:45 AM, Jason Wang <jasowang@xxxxxxxxxx> wrote:
TSC is used to check the whether the TSC of processors are
synchronized which is useful for testing virtual TSC.

The only thing that needs to be corrected here is that this test needs
-smp > 1 to work (actually, even numbers work better), so I'll make
it not available with -smp 1. Thanks for the patch, I am going to put
it upstream soon!

I agree, and maybe we'd better also use smp > 1 in the test of monotonic_time ?
Signed-off-by: Jason Wang <jasowang@xxxxxxxxxx>
---
 client/tests/kvm/autotest_control/tsc.control |   13 +++++++++++++
 client/tests/kvm/tests_base.cfg.sample        |    3 +++
 2 files changed, 16 insertions(+), 0 deletions(-)
 create mode 100644 client/tests/kvm/autotest_control/tsc.control

diff --git a/client/tests/kvm/autotest_control/tsc.control b/client/tests/kvm/autotest_control/tsc.control
new file mode 100644
index 0000000..0c1c65a
--- /dev/null
+++ b/client/tests/kvm/autotest_control/tsc.control
@@ -0,0 +1,13 @@
+NAME = 'Check TSC'
+AUTHOR = 'Michael Davidson <md@xxxxxxxxxx>'
+TIME = 'MEDIUM'
+TEST_CLASS = 'Kernel'
+TEST_CATEGORY = 'Functional'
+TEST_TYPE = 'client'
+DOC = """
+checktsc is a user space program that checks TSC synchronization
+between pairs of CPUs on an SMP system using a technique borrowed
+from the Linux 2.6.18 kernel.
+"""
+
+job.run_test('tsc')
diff --git a/client/tests/kvm/tests_base.cfg.sample b/client/tests/kvm/tests_base.cfg.sample
index 2af6a05..861759e 100644
--- a/client/tests/kvm/tests_base.cfg.sample
+++ b/client/tests/kvm/tests_base.cfg.sample
@@ -136,6 +136,9 @@ variants:
            - monotonic_time:
                test_name = monotonic_time
                test_control_file = monotonic_time.control
+            - tsc:
+                test_name = tsc
+                test_control_file = tsc.control

    - linux_s3:     install setup unattended_install
        type = linux_s3

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