Messages in this thread | ![/](/images/icornerl.gif) | | Date | Wed, 4 Jan 2023 14:57:05 -0500 | Subject | Re: [PATCH 0/5] Fix UPI uncore issue on SPR | From | "Liang, Kan" <> |
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Hi Peter,
Happy new year!
Gentle Ping. Please let me know if you have any comments on the patch set.
Thanks, Kan
On 2022-11-29 2:10 p.m., kan.liang@linux.intel.com wrote: > From: Kan Liang <kan.liang@linux.intel.com> > > The discovery table of UPI on SPR MCC is broken. The patch series is > to mitigate the issue by providing a hardcode pre-defined table. > > The broken discovery table can trigger a kernel warning message, which > is overkilled. The patch series also refine the error handling code. > > Kan Liang (5): > perf/x86/uncore: Factor out uncore_device_to_die() > perf/x86/uncore: Fix potential NULL pointer in uncore_get_alias_name > perf/x86/uncore: Ignore broken units in discovery table > perf/x86/uncore: Add a quirk for UPI on SPR > perf/x86/uncore: Don't WARN_ON_ONCE() for a broken discovery table > > arch/x86/events/intel/uncore.c | 34 ++++- > arch/x86/events/intel/uncore.h | 4 + > arch/x86/events/intel/uncore_discovery.c | 60 ++++++--- > arch/x86/events/intel/uncore_discovery.h | 14 +- > arch/x86/events/intel/uncore_snbep.c | 158 ++++++++++++++++++----- > 5 files changed, 210 insertions(+), 60 deletions(-) >
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