lkml.org 
[lkml]   [2023]   [Jan]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH 0/5] Fix UPI uncore issue on SPR
From
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(-)
>

\
 
 \ /
  Last update: 2023-03-26 23:27    [W:0.048 / U:1.124 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site