Re: [libvirt] [PATCH 3/3] virSysinfoReadARM: Try reading DMI table

https://bugzilla.redhat.com/show_bug.cgi?id=1426162 Turns out, some aarch64 systems have SMBIOS info. That means we can use dmidecode to fetch some information. If that fails, fall back to the old behaviour. Signed-off-by: Michal Privoznik <mprivozn(a)redhat.com&gt; --- src/util/virsysinfo.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/src/util/virsysinfo.c b/src/util/virsysinfo.c index 6c3adc23ab..783440314c 100644 --- a/src/util/virsysinfo.c +++ b/src/util/virsysinfo.c @@ -192,6 +192,14 @@ void virSysinfoDefFree(virSysinfoDefPtr def) } +static bool +virSysinfoDefEmpty(const virSysinfoDef *def) +{ + return !(def->bios || def->system || def->nbaseBoard || + def->chassis || def->nprocessor || def->nmemory || def->oemStrings); +} + + static int virSysinfoParsePPCSystem(const char *base, virSysinfoSystemDefPtr *sysdef) { @@ -433,6 +441,16 @@ virSysinfoReadARM(void) virSysinfoDefPtr ret = NULL; char *outbuf = NULL; + /* Some ARM systems have DMI tables available. */ + if ((ret = virSysinfoReadX86())) {

+ if (!virSysinfoDefEmpty(ret)) + return ret; + virSysinfoDefFree(ret); + } + + /* Well, we've tried. Fall back to parsing cpuinfo */ + virResetLastError(); + if (VIR_ALLOC(ret) < 0) goto no_memory; -- 2.21.0 -- libvir-list mailing list libvir-list(a)redhat.com https://www.redhat.com/mailman/listinfo/libvir-list