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2017-10-31Revert "PM / QoS: Fix default runtime_pm device resume latency"Rafael J. Wysocki1-2/+1
This reverts commit 2a9a86d5c813 (PM / QoS: Fix default runtime_pm device resume latency) as the commit it depends on is going to be reverted. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-10-30PM / QoS: Fix default runtime_pm device resume latencyTero Kristo1-1/+2
The recent change to the PM QoS framework to introduce a proper no constraint value overlooked to handle the devices which don't implement PM QoS OPS. Runtime PM is one of the more severely impacted subsystems, failing every attempt to runtime suspend a device. This leads into some nasty second level issues like probe failures and increased power consumption among other things. Fix this by adding a proper return value for devices that don't implement PM QoS. Fixes: 0cc2b4e5a020 (PM / QoS: Fix device resume latency PM QoS) Signed-off-by: Tero Kristo <t-kristo@ti.com> Cc: All applicable <stable@vger.kernel.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2017-10-29Linux 4.14-rc7Linus Torvalds1-1/+1
2017-10-29selftests: Introduce a new test case to tc testsuiteChris Mi3-5/+40
In this patchset, we fixed a tc bug. This patch adds the test case that reproduces the bug. To run this test case, user should specify an existing NIC device: # sudo ./tdc.py -d enp4s0f0 This test case belongs to category "flower". If user doesn't specify a NIC device, the test cases belong to "flower" will not be run. In this test case, we create 1M filters and all filters share the same action. When destroying all filters, kernel should not panic. It takes about 18s to run it. Acked-by: Jamal Hadi Salim <jhs@mojatatu.com> Acked-by: Lucas Bates <lucasb@mojatatu.com> Signed-off-by: Chris Mi <chrism@mellanox.com> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>