PEBS DS bug fix and optimization

[PATCH V2 0/4] PEBS DS bug fix and optimization

kan.liang@linux.intel.com posted 4 patches 1 year, 2 months ago

Download series mbox

arch/x86/events/intel/ds.c        | 191 ++++++++++++++++++------------
arch/x86/include/asm/perf_event.h |  16 ++-
2 files changed, 128 insertions(+), 79 deletions(-)

Expand all Fold all

[PATCH V2 0/4] PEBS DS bug fix and optimization

Posted by kan.liang@linux.intel.com 1 year, 2 months ago

From: Kan Liang <kan.liang@linux.intel.com>

Changes since V1:
- Fix a PEBS DS bug which also impacts the existing implementation (new)
- Factor out generic functions for PEBS records processing (Peter)
- Update the description to explain the reason of moving
  intel_pmu_save_and_restart() related codes to the end and droping
  the return.

The V1 can be found at
https://lore.kernel.org/lkml/20241113151427.677169-1-kan.liang@linux.intel.com/

Kan Liang (4):
  perf/x86/intel/ds: Unconditionally drain PEBS DS when changing
    PEBS_DATA_CFG
  perf/x86/intel/ds: Clarify adaptive PEBS processing
  perf/x86/intel/ds: Factor out functions for PEBS records processing
  perf/x86/intel/ds: Simplify the PEBS records processing for adaptive
    PEBS

 arch/x86/events/intel/ds.c        | 191 ++++++++++++++++++------------
 arch/x86/include/asm/perf_event.h |  16 ++-
 2 files changed, 128 insertions(+), 79 deletions(-)

-- 
2.38.1