[PATCH v3 0/2] powerpc kvm: fix deadlock scene

Liu Ping Fan kernelfans at gmail.com
Fri Nov 8 18:29:52 EST 2013


v2->v3:
  introduce kvmppc_hv_unlock_hpte() to pair with kvmppc_hv_find_lock_hpte()
  and hide the preemption detail inside this pair from the callers

Liu Ping Fan (2):
  powerpc: kvm: pair kvmppc_hv_find_lock_hpte with _unlock_hpte
  powerpc: kvm: fix rare but potential deadlock scene

 arch/powerpc/include/asm/kvm_book3s.h |  3 ++-
 arch/powerpc/kvm/book3s_64_mmu_hv.c   | 10 ++++------
 arch/powerpc/kvm/book3s_hv_rm_mmu.c   | 29 ++++++++++++++++++++++++-----
 3 files changed, 30 insertions(+), 12 deletions(-)

-- 
1.8.1.4



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