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Fix storing cpu status (both kvm and tcg), locking around diag 308

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(tcg only) and a non-zero variable in the s390-ccw bios.
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Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20171120-v1' into staging

Fix storing cpu status (both kvm and tcg), locking around diag 308
(tcg only) and a non-zero variable in the s390-ccw bios.

# gpg: Signature made Mon 20 Nov 2017 15:18:05 GMT
# gpg:                using RSA key 0xDECF6B93C6F02FAF
# gpg: Good signature from "Cornelia Huck <conny@cornelia-huck.de>"
# gpg:                 aka "Cornelia Huck <huckc@linux.vnet.ibm.com>"
# gpg:                 aka "Cornelia Huck <cornelia.huck@de.ibm.com>"
# gpg:                 aka "Cornelia Huck <cohuck@kernel.org>"
# gpg:                 aka "Cornelia Huck <cohuck@redhat.com>"
# Primary key fingerprint: C3D0 D66D C362 4FF6 A8C0  18CE DECF 6B93 C6F0 2FAF

* remotes/cohuck/tags/s390x-20171120-v1:
  pc-bios/s390-ccw.img: update image
  pc-bios/s390-ccw: Fix problem with invalid virtio-scsi LUN when rebooting
  s390x/tcg: fix DIAG 308 with > 1 VCPU (MTTCG)
  s390x: fix storing CPU status (again)

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2017-11-20 18:48:48 +00:00
commit 3da87f7713
4 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

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pc-bios/s390-ccw.img
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3
pc-bios/s390-ccw/virtio-scsi.c
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@ -223,7 +223,8 @@ static void virtio_scsi_locate_device(VDev *vdev)
for (target = 0; target <= vdev->config.scsi.max_target; target++) {
sdev->channel = channel;
sdev->target = target; /* sdev->lun will be 0 here */
sdev->target = target;
sdev->lun = 0; /* LUN has to be 0 for REPORT LUNS */
if (!scsi_report_luns(vdev, data, sizeof(data))) {
if (resp.response == VIRTIO_SCSI_S_BAD_TARGET) {
continue;

2
target/s390x/helper.c
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@ -279,7 +279,7 @@ int s390_store_status(S390CPU *cpu, hwaddr addr, bool store_arch)
sa->ars[i] = cpu_to_be32(cpu->env.aregs[i]);
}
for (i = 0; i < 16; ++i) {
sa->ars[i] = cpu_to_be64(cpu->env.cregs[i]);
sa->crs[i] = cpu_to_be64(cpu->env.cregs[i]);
}
cpu_physical_memory_unmap(sa, len, 1, len);

2
target/s390x/misc_helper.c
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@ -103,7 +103,9 @@ void HELPER(diag)(CPUS390XState *env, uint32_t r1, uint32_t r3, uint32_t num)
break;
case 0x308:
/* ipl */
qemu_mutex_lock_iothread();
handle_diag_308(env, r1, r3);
qemu_mutex_unlock_iothread();
r = 0;
break;
case 0x288: