Deadlock in hpsa's driver in detect_controller_lockup_thread lock usage.

Solution Unverified - Updated -

Issue

  • System becomes repeatedly hung, unable to log in.
  • System deadlocks do to stuck hpsa spinlock.

Environment

  • Red Hat Enterprise Linux 6
  • kmod-hpsa-3.4.4-125.rhel6u4.x86_64

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