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f01719730b
linux/arch/x86/events/intel
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Kan Liang f01719730b perf/x86/intel/uncore: Validate MMIO address before accessing 
An oops will be triggered, if perf tries to access an invalid address
which exceeds the mapped area.

Check the address before the actual access to MMIO sapce of an uncore
unit.

Suggested-by: David Laight <David.Laight@ACULAB.COM>
Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/1590679169-61823-3-git-send-email-kan.liang@linux.intel.com
2020-06-15 14:09:50 +02:00
..
bts.c perf/x86: Replace zero-length array with flexible-array 2020-05-19 20:34:16 +02:00
core.c perf/x86/intel: Add more available bits for OFFCORE_RESPONSE of Intel Tremont 2020-05-19 20:34:16 +02:00
cstate.c perf/x86/cstate: Add Jasper Lake CPU support 2020-04-22 21:43:12 +02:00
ds.c perf/x86/intel: Fix inaccurate period in context switch for auto-reload 2020-02-11 13:23:27 +01:00
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 perf/x86/intel: Output LBR TOS information correctly 2020-02-11 13:23:49 +01:00
Makefile perf/x86/rapl: Move RAPL support to common x86 code 2020-05-28 07:58:55 +02:00
p4.c perf_event: Add support for LSM and SELinux checks 2019-10-17 21:31:55 +02:00
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/pt: Drop pointless NULL assignment. 2020-04-30 20:14:36 +02:00
pt.h perf/x86/intel/pt: Prevent redundant WRMSRs 2019-11-13 11:06:18 +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: Record the size of mapped area 2020-06-15 14:09:50 +02:00
uncore_snbep.c perf/x86/intel/uncore: Validate MMIO address before accessing 2020-06-15 14:09:50 +02:00
uncore.c perf/x86/intel/uncore: Validate MMIO address before accessing 2020-06-15 14:09:50 +02:00
uncore.h perf/x86/intel/uncore: Validate MMIO address before accessing 2020-06-15 14:09:50 +02:00