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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20241119135504.1463839-1-kan.liang@linux.intel.com>
Date: Tue, 19 Nov 2024 05:55:00 -0800
From: kan.liang@...ux.intel.com
To: peterz@...radead.org,
	mingo@...hat.com,
	linux-kernel@...r.kernel.org
Cc: acme@...nel.org,
	namhyung@...nel.org,
	irogers@...gle.com,
	eranian@...gle.com,
	ak@...ux.intel.com,
	dapeng1.mi@...ux.intel.com,
	Kan Liang <kan.liang@...ux.intel.com>
Subject: [PATCH V2 0/4] PEBS DS bug fix and optimization

From: Kan Liang <kan.liang@...ux.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