Messages in this thread Patch in this message | | | From | "Paul E. McKenney" <> | Subject | [PATCH tip/core/rcu 2/2] powerpc,kvm: fix imbalance srcu_read_[un]lock() | Date | Mon, 20 May 2013 07:52:33 -0700 |
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From: Lai Jiangshan <laijs@cn.fujitsu.com>
At the point of up_out label in kvmppc_hv_setup_htab_rma(), srcu read lock is still held.
We have to release it before return.
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Gleb Natapov <gleb@redhat.com> Cc: Alexander Graf <agraf@suse.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: kvm@vger.kernel.org Cc: kvm-ppc@vger.kernel.org Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Reviewed-by: Josh Triplett <josh@joshtriplett.org> --- arch/powerpc/kvm/book3s_hv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 9de24f8..ec4c28a 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -1862,7 +1862,7 @@ static int kvmppc_hv_setup_htab_rma(struct kvm_vcpu *vcpu) up_out: up_read(¤t->mm->mmap_sem); - goto out; + goto out_srcu; } int kvmppc_core_init_vm(struct kvm *kvm) -- 1.8.1.5
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