linux/arch/x86/events/intel
Andi Kleen 8c16dc047b x86/perf: Avoid warning for Arch LBR without XSAVE
Some hypervisors support Arch LBR, but without the LBR XSAVE support.
The current Arch LBR init code prints a warning when the xsave size (0) is
unexpected. Avoid printing the warning for the "no LBR XSAVE" case.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20211215204029.150686-1-ak@linux.intel.com
2022-01-18 12:09:49 +01:00
..
bts.c perf/x86: Add compiler barrier after updating BTS 2021-09-17 15:08:38 +02:00
core.c perf/x86/intel/lbr: Support LBR format V7 2022-01-18 12:09:48 +01:00
cstate.c perf/x86/cstate: Add ICELAKE_X and ICELAKE_D support 2021-07-02 15:58:33 +02:00
ds.c Core: 2021-11-02 06:20:58 -07:00
knc.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
lbr.c x86/perf: Avoid warning for Arch LBR without XSAVE 2022-01-18 12:09:49 +01:00
Makefile perf/x86/intel/uncore: Parse uncore discovery tables 2021-04-02 10:04:54 +02:00
p4.c Perf events changes in this cycle were: 2021-04-28 13:03:44 -07:00
p6.c x86/cpu: Rename cpu_data.x86_mask to cpu_data.x86_stepping 2018-02-15 01:15:52 +01:00
pt.c perf/x86/intel: Replace deprecated CPU-hotplug functions 2021-08-26 09:14:36 +02:00
pt.h perf/x86/intel/pt: Prevent redundant WRMSRs 2019-11-13 11:06:18 +01:00
uncore_discovery.c perf/x86/intel/uncore: Add IMC uncore support for ADL 2022-01-18 12:09:49 +01:00
uncore_discovery.h perf/x86/intel/uncore: Add IMC uncore support for ADL 2022-01-18 12:09:49 +01:00
uncore_nhmex.c perf/x86/intel/uncore: Correct fixed counter index check for NHM 2018-05-31 12:36:28 +02:00
uncore_snb.c perf/x86/intel/uncore: Add IMC uncore support for ADL 2022-01-18 12:09:49 +01:00
uncore_snbep.c perf/x86/intel/uncore: Fix CAS_COUNT_WRITE issue for ICX 2022-01-18 12:09:48 +01:00
uncore.c perf/x86/intel/uncore: Add IMC uncore support for ADL 2022-01-18 12:09:49 +01:00
uncore.h perf/x86/intel/uncore: Add IMC uncore support for ADL 2022-01-18 12:09:49 +01:00