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s390x/kvm: execute "system reset" cpu resets on the vcpu thread 

Let's execute resets triggered by qemu system resets on the target vcpu thread.
This will avoid synchronize_rcu's in the kernel.

Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
David Hildenbrand 2014-08-28 13:58:51 +02:00 committed by Christian Borntraeger
parent 6e6ad8db11
commit 1fad8b3be3
1 changed files with 1 additions and 1 deletions
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2
target-s390x/cpu.c
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@ -165,7 +165,7 @@ static void s390_cpu_machine_reset_cb(void *opaque)
{
S390CPU *cpu = opaque;
cpu_reset(CPU(cpu));
run_on_cpu(CPU(cpu), s390_do_cpu_full_reset, CPU(cpu));
}
#endif