Re: [PATCH v3 11/12] KVM: s390: start using the GIB

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On 28.11.18 11:31, Cornelia Huck wrote:
On Wed, 28 Nov 2018 11:19:42 +0100
Michael Mueller <mimu@xxxxxxxxxxxxx> wrote:

By initializing the GIB, it will be used by the kvm host.

Signed-off-by: Michael Mueller <mimu@xxxxxxxxxxxxx>
---
  arch/s390/kvm/kvm-s390.c | 4 ++++
  1 file changed, 4 insertions(+)

diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 283c51362ca8..9b20017dda29 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -428,6 +428,10 @@ int kvm_arch_init(void *opaque)
  		goto out_unreg;
  	}
+ rc = kvm_s390_gib_init(GAL_ISC);
+	if (rc)
+		goto out_unreg;
+
  	kvm_s390_cpu_feat_init();
/* Register floating interrupt controller interface. */

Aren't you missing a call to kvm_s390_gib_destroy() in the out_unreg
case (if registering the flic fails)?

Details... ;)






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