diff options
| author | Matthew Rosato <mjrosato@linux.ibm.com> | 2021-12-03 09:27:03 -0500 |
|---|---|---|
| committer | Thomas Huth <thuth@redhat.com> | 2021-12-17 09:12:37 +0100 |
| commit | b2892a2b9d45d25b909108ca633d19f9d8d673f5 (patch) | |
| tree | a3e59dcab600d8c41772ab7327b223a076f26d49 /include | |
| parent | 2c092950a4766307e3d14f3764f7610d551515b9 (diff) | |
s390x/pci: use a reserved ID for the default PCI group
The current default PCI group being used can technically collide with a
real group ID passed from a hostdev. Let's instead use a group ID that
comes from a special pool (0xF0-0xFF) that is architected to be reserved
for simulated devices.
Fixes: 28dc86a072 ("s390x/pci: use a PCI Group structure")
Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com>
Reviewed-by: Eric Farman <farman@linux.ibm.com>
Reviewed-by: Pierre Morel <pmorel@linux.ibm.com>
Message-Id: <20211203142706.427279-2-mjrosato@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/s390x/s390-pci-bus.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/hw/s390x/s390-pci-bus.h b/include/hw/s390x/s390-pci-bus.h index aa891c178d..2727e7bdef 100644 --- a/include/hw/s390x/s390-pci-bus.h +++ b/include/hw/s390x/s390-pci-bus.h @@ -313,7 +313,7 @@ typedef struct ZpciFmb { } ZpciFmb; QEMU_BUILD_BUG_MSG(offsetof(ZpciFmb, fmt0) != 48, "padding in ZpciFmb"); -#define ZPCI_DEFAULT_FN_GRP 0x20 +#define ZPCI_DEFAULT_FN_GRP 0xFF typedef struct S390PCIGroup { ClpRspQueryPciGrp zpci_group; int id; |