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Diffstat (limited to 'gitlab/issues/target_ppc/host_missing/accel_missing/1535.toml')
| -rw-r--r-- | gitlab/issues/target_ppc/host_missing/accel_missing/1535.toml | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/gitlab/issues/target_ppc/host_missing/accel_missing/1535.toml b/gitlab/issues/target_ppc/host_missing/accel_missing/1535.toml new file mode 100644 index 00000000..58b2080f --- /dev/null +++ b/gitlab/issues/target_ppc/host_missing/accel_missing/1535.toml @@ -0,0 +1,99 @@ +id = 1535 +title = "spapr set host serial number visible to AIX from -M pseries,host-serial and not -uuid" +state = "opened" +created_at = "2023-03-07T03:13:30.604Z" +closed_at = "n/a" +labels = ["guest: AIX", "target: ppc"] +url = "https://gitlab.com/qemu-project/qemu/-/issues/1535" +host-os = "Fedora 36" +host-arch = "x86" +qemu-version = "7.1.0" +guest-os = "AIX" +guest-arch = "ppc64" +description = """-M pseries,host-serial populates "/host-serial" which is not used in AIX and populates "/system-id" with UUID instead of serial number. Patch to write host-serial passed to -M as "/system-id" prefixed with IBM,06 visible from `uname -u` and `nmon`.""" +reproduce = """1. Set -uuid and -M pseries,host-serial +2. Execute `uname -u` and `nmon` in guest""" +additional = """Patch: +``` +diff -ru a/hw/ppc/spapr.c b/hw/ppc/spapr.c +--- a/hw/ppc/spapr.c 2023-03-06 13:59:32.942881783 -0500 ++++ b/hw/ppc/spapr.c 2023-03-06 21:37:32.504570961 -0500 +@@ -1163,7 +1163,10 @@ + } + + if (spapr->host_serial) { +- _FDT(fdt_setprop_string(fdt, 0, "host-serial", spapr->host_serial)); ++ /* plus 1 byte for null character */ ++ char result[sizeof("IBM,06") + sizeof(spapr->host_serial) + 1]; ++ snprintf(result, sizeof(result), "%s%s", "IBM,06", spapr->host_serial); ++ _FDT(fdt_setprop_string(fdt, 0, "system-id", result)); + } else if (smc->broken_host_serial_model && kvmppc_get_host_serial(&buf)) { + _FDT(fdt_setprop_string(fdt, 0, "host-serial", buf)); + g_free(buf); +``` + +Before patch: +``` +$ uname -u +2d861abf-5cb7-434a-86d5-65167d85e5af + +$ nmon +┌──────────────────────────────────────────────────────────────────────────────────┐ +│ ------------------------------ │ +│ N N M M OOOO N N For online help type: h │ +│ NN N MM MM O O NN N For command line option help: │ +│ N N N M MM M O O N N N quick-hint nmon -? │ +│ N N N M M O O N N N full-details nmon -h │ +│ N NN M M O O N NN To start nmon the same way every time? │ +│ N N M M OOOO N N set NMON ksh variable, for example: │ +│ ------------------------------ export NMON=cmt │ +│ TOPAS_NMON │ +│ 8 - CPUs currently │ +│ 8 - CPUs configured │ +│ 1000 - MHz CPU clock rate (press 'r' for current MHz) │ +│ PowerPC_POWER10 - Processor │ +│ 64 bit - Hardware │ +│ 64 bit - Kernel │ +│ 0,IBM AIX - IBM POWER10 - Logical Partition │ +│ 7.2.5.200 TL05 - AIX Kernel Version │ +│ aix-ppc64 - Hostname │ +│ aix-ppc64 - Node/WPAR Name │ +│ bf-5cb7 - Serial Number │ +│ IBM,9080-HEX - Machine Type │ +│ │ +│ │ +└────────────────────────────────────────────────────────────────────────────────── +``` +After patch: +``` +$ uname -u +IBM,0678AB123 + +$ nmon +┌──────────────────────────────────────────────────────────────────────────────────┐ +│ ------------------------------ │ +│ N N M M OOOO N N For online help type: h │ +│ NN N MM MM O O NN N For command line option help: │ +│ N N N M MM M O O N N N quick-hint nmon -? │ +│ N N N M M O O N N N full-details nmon -h │ +│ N NN M M O O N NN To start nmon the same way every time? │ +│ N N M M OOOO N N set NMON ksh variable, for example: │ +│ ------------------------------ export NMON=cmt │ +│ TOPAS_NMON │ +│ 8 - CPUs currently │ +│ 8 - CPUs configured │ +│ 1000 - MHz CPU clock rate (press 'r' for current MHz) │ +│ PowerPC_POWER10 - Processor │ +│ 64 bit - Hardware │ +│ 64 bit - Kernel │ +│ 0,IBM AIX - IBM POWER10 - Logical Partition │ +│ 7.2.5.200 TL05 - AIX Kernel Version │ +│ aix-ppc64 - Hostname │ +│ aix-ppc64 - Node/WPAR Name │ +│ 78AB123 - Serial Number │ +│ IBM,9080-HEX - Machine Type │ +│ │ +│ │ +└────────────────────────────────────────────────────────────────────────────────── +``` +Note first 6 characters of serial number are cropped by nmon ("IBM,06")""" |