Message ID | 20200427212524.250579-1-alex.hung@canonical.com |
---|---|
State | Superseded |
Headers | show |
Series | [V2] klog.json: add a "Unable ... IOMMU perf counter" message | expand |
On 27/04/2020 22:25, Alex Hung wrote: > This message shows performance counters are not supported on AMD IOMMU > hardware. > > More info @ https://lore.kernel.org/lkml/20180727102710.GA6738@8bytes.org/ > > Reported-by: Paul Menzel <pmenzel@molgen.mpg.de> > Signed-off-by: Alex Hung <alex.hung@canonical.com> > --- > > [V2] update advise and commit comments > > data/klog.json | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/data/klog.json b/data/klog.json > index 15043658..07b67976 100644 > --- a/data/klog.json > +++ b/data/klog.json > @@ -2697,6 +2697,13 @@ atform Communications Channel Table (PCCT) and find the PCC subspace communicati > "advice": "BIOS setup is configured to enable IOMMU, but BIOS lacks IVRS table that is describing which is the address of IOMMU", > "label": "KlogAmdIommuNoIVRS" > }, > + { > + "compare_mode": "string", > + "log_level": "LOG_LEVEL_MEDIUM", > + "pattern": "Unable to read/write to IOMMU perf counter", > + "advice": "AMD IOMMU performance counter is inaccessible and public spec does not have information on how it should be not supported", perhaps "specification" rather than "spec"? > + "label": "KlogAmdIommuPCNotSupported" > + }, > { > "compare_mode": "string", > "log_level": "LOG_LEVEL_HIGH", >
diff --git a/data/klog.json b/data/klog.json index 15043658..07b67976 100644 --- a/data/klog.json +++ b/data/klog.json @@ -2697,6 +2697,13 @@ atform Communications Channel Table (PCCT) and find the PCC subspace communicati "advice": "BIOS setup is configured to enable IOMMU, but BIOS lacks IVRS table that is describing which is the address of IOMMU", "label": "KlogAmdIommuNoIVRS" }, + { + "compare_mode": "string", + "log_level": "LOG_LEVEL_MEDIUM", + "pattern": "Unable to read/write to IOMMU perf counter", + "advice": "AMD IOMMU performance counter is inaccessible and public spec does not have information on how it should be not supported", + "label": "KlogAmdIommuPCNotSupported" + }, { "compare_mode": "string", "log_level": "LOG_LEVEL_HIGH",
This message shows performance counters are not supported on AMD IOMMU hardware. More info @ https://lore.kernel.org/lkml/20180727102710.GA6738@8bytes.org/ Reported-by: Paul Menzel <pmenzel@molgen.mpg.de> Signed-off-by: Alex Hung <alex.hung@canonical.com> --- [V2] update advise and commit comments data/klog.json | 7 +++++++ 1 file changed, 7 insertions(+)