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authorBranden Bonaby <brandonbonaby94@gmail.com>2019-10-04 00:01:49 +0300
committerSasha Levin <sashal@kernel.org>2019-11-22 04:10:44 +0300
commitaf9ca6f9bb16e446a44393a797d0ae74d356a5c7 (patch)
tree680048b102f151af1f8cec990e374ff0721c2284 /Documentation/ABI/testing/debugfs-hyperv
parentd21987d709e807ba7bbf47044deb56a3c02e8be4 (diff)
downloadlinux-af9ca6f9bb16e446a44393a797d0ae74d356a5c7.tar.xz
drivers: hv: vmbus: Introduce latency testing
Introduce user specified latency in the packet reception path By exposing the test parameters as part of the debugfs channel attributes. We will control the testing state via these attributes. Signed-off-by: Branden Bonaby <brandonbonaby94@gmail.com> Reviewed-by: Michael Kelley <mikelley@microsoft.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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+What: /sys/kernel/debug/hyperv/<UUID>/fuzz_test_state
+Date: October 2019
+KernelVersion: 5.5
+Contact: Branden Bonaby <brandonbonaby94@gmail.com>
+Description: Fuzz testing status of a vmbus device, whether its in an ON
+ state or a OFF state
+Users: Debugging tools
+
+What: /sys/kernel/debug/hyperv/<UUID>/delay/fuzz_test_buffer_interrupt_delay
+Date: October 2019
+KernelVersion: 5.5
+Contact: Branden Bonaby <brandonbonaby94@gmail.com>
+Description: Fuzz testing buffer interrupt delay value between 0 - 1000
+ microseconds (inclusive).
+Users: Debugging tools
+
+What: /sys/kernel/debug/hyperv/<UUID>/delay/fuzz_test_message_delay
+Date: October 2019
+KernelVersion: 5.5
+Contact: Branden Bonaby <brandonbonaby94@gmail.com>
+Description: Fuzz testing message delay value between 0 - 1000 microseconds
+ (inclusive).
+Users: Debugging tools