Files
linux/drivers/infiniband/ulp
Alex Vesker 023bff1b33 IB/ipoib: Grab rtnl lock on heavy flush when calling ndo_open/stop
[ Upstream commit b4b678b06f ]

When ndo_open and ndo_stop are called RTNL lock should be held.
In this specific case ipoib_ib_dev_open calls the offloaded ndo_open
which re-sets the number of TX queue assuming RTNL lock is held.
Since RTNL lock is not held, RTNL assert will fail.

Signed-off-by: Alex Vesker <valex@mellanox.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-12-20 10:10:37 +01:00
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