ppc/kvm: Clear the runlatch bit of a vcpu before napping
authorPreeti U Murthy <preeti@linux.vnet.ibm.com>
Fri, 11 Apr 2014 10:32:08 +0000 (16:02 +0530)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Mon, 28 Apr 2014 06:32:49 +0000 (16:32 +1000)
commit582b910edafd283dfab78f41f437a92a65ee5103
tree2b9e435aacb14de28c5c573b09f75ab4d645d3a1
parentfd17dc7b9a8d57150ee0121c4c83edbb7e26eece
ppc/kvm: Clear the runlatch bit of a vcpu before napping

When the guest cedes the vcpu or the vcpu has no guest to
run it naps. Clear the runlatch bit of the vcpu before
napping to indicate an idle cpu.

Signed-off-by: Preeti U Murthy <preeti@linux.vnet.ibm.com>
Acked-by: Paul Mackerras <paulus@samba.org>
Reviewed-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
arch/powerpc/kvm/book3s_hv_rmhandlers.S