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authorPeter Maydell <peter.maydell@linaro.org>2021-01-01 18:19:44 +0000
committerPeter Maydell <peter.maydell@linaro.org>2021-01-01 18:19:44 +0000
commit83734919c408ba02adb6ea616d68cd1a72837fbe (patch)
tree6eaaea3aa701ddb8e1f0b59c002b4f4002f9153f /qga
parent3896895ab491601abd10a8059b90bdb32d91f172 (diff)
parent24bfaae13958b823a4f33b70fca52f086851641f (diff)
Merge remote-tracking branch 'remotes/cohuck-gitlab/tags/s390x-20201222' into staging
Further s390x updates: - enhance the s390 devices acceptance test - tcg: improve carry computation - qga: send the ccw address with the fsinfo data - fixes for protected virtualisation and zpci # gpg: Signature made Tue 22 Dec 2020 10:37:34 GMT # gpg: using RSA key C3D0D66DC3624FF6A8C018CEDECF6B93C6F02FAF # gpg: issuer "cohuck@redhat.com" # gpg: Good signature from "Cornelia Huck <conny@cornelia-huck.de>" [unknown] # gpg: aka "Cornelia Huck <huckc@linux.vnet.ibm.com>" [full] # gpg: aka "Cornelia Huck <cornelia.huck@de.ibm.com>" [full] # gpg: aka "Cornelia Huck <cohuck@kernel.org>" [unknown] # gpg: aka "Cornelia Huck <cohuck@redhat.com>" [unknown] # Primary key fingerprint: C3D0 D66D C362 4FF6 A8C0 18CE DECF 6B93 C6F0 2FAF * remotes/cohuck-gitlab/tags/s390x-20201222: tests/acceptance: Add a test with the Fedora 31 kernel and initrd s390x/pci: Fix memory_region_access_valid call s390x/pci: fix pcistb length tests/acceptance: Test the virtio-balloon device on s390x tests/acceptance: Test virtio-rng on s390 via /dev/hwrng tests/acceptance: Extract the code to clear dmesg and wait for CRW reports tests/acceptance: test hot(un)plug of ccw devices target/s390x: Improve SUB LOGICAL WITH BORROW target/s390x: Improve cc computation for SUBTRACT LOGICAL target/s390x: Improve ADD LOGICAL WITH CARRY target/s390x: Improve cc computation for ADD LOGICAL qga/commands-posix: Send CCW address on s390x with the fsinfo data MAINTAINERS: move my git tree to gitlab s390x: pv: Fence additional unavailable SCLP facilities for PV guests Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'qga')
-rw-r--r--qga/commands-posix.c34
-rw-r--r--qga/qapi-schema.json20
2 files changed, 53 insertions, 1 deletions
diff --git a/qga/commands-posix.c b/qga/commands-posix.c
index 849923b260..edf785b2da 100644
--- a/qga/commands-posix.c
+++ b/qga/commands-posix.c
@@ -1029,6 +1029,38 @@ static bool build_guest_fsinfo_for_nonpci_virtio(char const *syspath,
return true;
}
+/*
+ * Store disk device info for CCW devices (s390x channel I/O devices).
+ * Returns true if information has been stored, or false for failure.
+ */
+static bool build_guest_fsinfo_for_ccw_dev(char const *syspath,
+ GuestDiskAddress *disk,
+ Error **errp)
+{
+ unsigned int cssid, ssid, subchno, devno;
+ char *p;
+
+ p = strstr(syspath, "/devices/css");
+ if (!p || sscanf(p + 12, "%*x/%x.%x.%x/%*x.%*x.%x/",
+ &cssid, &ssid, &subchno, &devno) < 4) {
+ g_debug("could not parse ccw device sysfs path: %s", syspath);
+ return false;
+ }
+
+ disk->has_ccw_address = true;
+ disk->ccw_address = g_new0(GuestCCWAddress, 1);
+ disk->ccw_address->cssid = cssid;
+ disk->ccw_address->ssid = ssid;
+ disk->ccw_address->subchno = subchno;
+ disk->ccw_address->devno = devno;
+
+ if (strstr(p, "/virtio")) {
+ build_guest_fsinfo_for_nonpci_virtio(syspath, disk, errp);
+ }
+
+ return true;
+}
+
/* Store disk device info specified by @sysfs into @fs */
static void build_guest_fsinfo_for_real_device(char const *syspath,
GuestFilesystemInfo *fs,
@@ -1077,6 +1109,8 @@ static void build_guest_fsinfo_for_real_device(char const *syspath,
if (strstr(syspath, "/devices/pci")) {
has_hwinf = build_guest_fsinfo_for_pci_dev(syspath, disk, errp);
+ } else if (strstr(syspath, "/devices/css")) {
+ has_hwinf = build_guest_fsinfo_for_ccw_dev(syspath, disk, errp);
} else if (strstr(syspath, "/virtio")) {
has_hwinf = build_guest_fsinfo_for_nonpci_virtio(syspath, disk, errp);
} else {
diff --git a/qga/qapi-schema.json b/qga/qapi-schema.json
index 3b3d1d0bd9..9a82b7e952 100644
--- a/qga/qapi-schema.json
+++ b/qga/qapi-schema.json
@@ -847,6 +847,22 @@
'slot': 'int', 'function': 'int'} }
##
+# @GuestCCWAddress:
+#
+# @cssid: channel subsystem image id
+# @ssid: subchannel set id
+# @subchno: subchannel number
+# @devno: device number
+#
+# Since: 6.0
+##
+{ 'struct': 'GuestCCWAddress',
+ 'data': {'cssid': 'int',
+ 'ssid': 'int',
+ 'subchno': 'int',
+ 'devno': 'int'} }
+
+##
# @GuestDiskAddress:
#
# @pci-controller: controller's PCI address (fields are set to -1 if invalid)
@@ -856,6 +872,7 @@
# @unit: unit id
# @serial: serial number (since: 3.1)
# @dev: device node (POSIX) or device UNC (Windows) (since: 3.1)
+# @ccw-address: CCW address on s390x (since: 6.0)
#
# Since: 2.2
##
@@ -863,7 +880,8 @@
'data': {'pci-controller': 'GuestPCIAddress',
'bus-type': 'GuestDiskBusType',
'bus': 'int', 'target': 'int', 'unit': 'int',
- '*serial': 'str', '*dev': 'str'} }
+ '*serial': 'str', '*dev': 'str',
+ '*ccw-address': 'GuestCCWAddress'} }
##
# @GuestDiskInfo: