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authorChristian Borntraeger <borntraeger@de.ibm.com>2017-07-20 13:27:31 +0200
committerCornelia Huck <cohuck@redhat.com>2017-07-25 09:17:42 +0200
commitc1b364ffd7796ca11336d245f08054099fca7e0d (patch)
treeb21b8fa218ba27a2d05cdf992a2071e7d3649b2e
parent6a79dd463164e37aa14f5d24dc8107017a6eeaab (diff)
downloadfocaccia-qemu-c1b364ffd7796ca11336d245f08054099fca7e0d.tar.gz
focaccia-qemu-c1b364ffd7796ca11336d245f08054099fca7e0d.zip
s390/cpumodel: remove KSS from the default model of z14
The SIE_KSS feature will allow a guest to use KSS for a nested guest.
To create a nested guest the SIE_F2 facility is still necessary.
Since SIE_F2 is not part of the default model it does not make
a lot of sense to provide the SIE_KSS feature in the default model.
Let's also create a dependency check.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Jason J. Herne <jjherne@linux.vnet.ibm.com>
Reviewed-by: Janosch Frank <frankja@linux.vnet.ibm.com>
Message-Id: <1500550051-7821-2-git-send-email-borntraeger@de.ibm.com>
Acked-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
-rw-r--r--target/s390x/cpu_models.c1
-rw-r--r--target/s390x/gen-features.c1
2 files changed, 1 insertions, 1 deletions
diff --git a/target/s390x/cpu_models.c b/target/s390x/cpu_models.c
index f4e5bb6611..d91b7b85f6 100644
--- a/target/s390x/cpu_models.c
+++ b/target/s390x/cpu_models.c
@@ -723,6 +723,7 @@ static void check_consistency(const S390CPUModel *model)
         { S390_FEAT_KLMD_SHAKE_256, S390_FEAT_MSA },
         { S390_FEAT_PRNO_TRNG_QRTCR, S390_FEAT_MSA_EXT_5 },
         { S390_FEAT_PRNO_TRNG, S390_FEAT_MSA_EXT_5 },
+        { S390_FEAT_SIE_KSS, S390_FEAT_SIE_F2 },
     };
     int i;
 
diff --git a/target/s390x/gen-features.c b/target/s390x/gen-features.c
index cf69157610..c8dc104bc1 100644
--- a/target/s390x/gen-features.c
+++ b/target/s390x/gen-features.c
@@ -535,7 +535,6 @@ static uint16_t default_GEN14_GA1[] = {
     S390_FEAT_GROUP_MSA_EXT_6,
     S390_FEAT_GROUP_MSA_EXT_7,
     S390_FEAT_GROUP_MSA_EXT_8,
-    S390_FEAT_SIE_KSS,
 };
 
 /****** END FEATURE DEFS ******/