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| author | David Hildenbrand <dahi@linux.vnet.ibm.com> | 2015-11-16 14:42:11 (GMT) |
|---|---|---|
| committer | Christian Borntraeger <borntraeger@de.ibm.com> | 2016-02-10 12:12:50 (GMT) |
| commit | 92c9632119b67f3e201240f6813cd0343bfb0141 (patch) | |
| tree | 3ff5116af2531962e9686cb8b1214f907aff105c /arch/s390/kvm/priv.c | |
| parent | 634790b82759c98ee57c80966d859083fa2fcd8c (diff) | |
| download | linux-92c9632119b67f3e201240f6813cd0343bfb0141.tar.xz | |
KVM: s390: gaccess: introduce access modes
We will need special handling when fetching instructions, so let's
introduce new guest access modes GACC_FETCH and GACC_STORE instead
of a write flag. An additional patch will then introduce GACC_IFETCH.
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm/priv.c')
| -rw-r--r-- | arch/s390/kvm/priv.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index d58cbe9..add9909 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -981,11 +981,12 @@ static int handle_tprot(struct kvm_vcpu *vcpu) return -EOPNOTSUPP; if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_DAT) ipte_lock(vcpu); - ret = guest_translate_address(vcpu, address1, ar, &gpa, 1); + ret = guest_translate_address(vcpu, address1, ar, &gpa, GACC_STORE); if (ret == PGM_PROTECTION) { /* Write protected? Try again with read-only... */ cc = 1; - ret = guest_translate_address(vcpu, address1, ar, &gpa, 0); + ret = guest_translate_address(vcpu, address1, ar, &gpa, + GACC_FETCH); } if (ret) { if (ret == PGM_ADDRESSING || ret == PGM_TRANSLATION_SPEC) { |