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c2b98a8661
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Alexey Budankov c2b98a8661 perf/x86: Synchronize PMU task contexts on optimized context switches 
Install Intel specific PMU task context synchronization adapter and
extend optimized context switch path with PMU specific task context
synchronization to fix LBR callstack virtualization on context switches.

Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <songliubraving@fb.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Link: https://lkml.kernel.org/r/9c6445a9-bdba-ef03-3859-f1f91198f27a@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2019-10-28 12:51:01 +01:00
..
alpha mm: introduce MADV_PAGEOUT 2019-09-25 17:51:41 -07:00
arc mm: treewide: clarify pgtable_page_{ctor,dtor}() naming 2019-09-26 10:10:44 -07:00
arm ARM: SoC fixes 2019-10-25 16:00:47 -04:00
arm64 ARM: SoC fixes 2019-10-25 16:00:47 -04:00
c6x mm: consolidate pgtable_cache_init() and pgd_cache_init() 2019-09-24 15:54:09 -07:00
csky csky-for-linus-5.4-rc1: arch/csky patches for 5.4-rc1 2019-09-30 10:16:17 -07:00
h8300 mm: consolidate pgtable_cache_init() and pgd_cache_init() 2019-09-24 15:54:09 -07:00
hexagon mm: treewide: clarify pgtable_page_{ctor,dtor}() naming 2019-09-26 10:10:44 -07:00
ia64 Merge branch 'akpm' (patches from Andrew) 2019-09-24 16:10:23 -07:00
m68k mm: treewide: clarify pgtable_page_{ctor,dtor}() naming 2019-09-26 10:10:44 -07:00
microblaze Merge branch 'akpm' (patches from Andrew) 2019-09-24 16:10:23 -07:00
mips MIPS: tlbex: Fix build_restore_pagemask KScratch restore 2019-10-23 21:12:49 -07:00
nds32 mm: consolidate pgtable_cache_init() and pgd_cache_init() 2019-09-24 15:54:09 -07:00
nios2 nios2 update for v5.4-rc1 2019-09-27 13:02:19 -07:00
openrisc mm: treewide: clarify pgtable_page_{ctor,dtor}() naming 2019-09-26 10:10:44 -07:00
parisc parisc: Fix vmap memory leak in ioremap()/iounmap() 2019-10-14 21:44:17 +02:00
powerpc Merge branch 'perf/urgent' into perf/core, to pick up fixes 2019-10-28 12:38:26 +01:00
riscv riscv: cleanup do_trap_break 2019-10-25 16:32:38 -07:00
s390 s390/kaslr: add support for R_390_GLOB_DAT relocation type 2019-10-22 17:55:51 +02:00
sh mm: treewide: clarify pgtable_page_{ctor,dtor}() naming 2019-09-26 10:10:44 -07:00
sparc sparc64: disable fast-GUP due to unexplained oopses 2019-10-15 09:56:36 -07:00
um mm: treewide: clarify pgtable_page_{ctor,dtor}() naming 2019-09-26 10:10:44 -07:00
unicore32 mm: treewide: clarify pgtable_page_{ctor,dtor}() naming 2019-09-26 10:10:44 -07:00
x86 perf/x86: Synchronize PMU task contexts on optimized context switches 2019-10-28 12:51:01 +01:00
xtensa xtensa: fix change_bit in exclusive access option 2019-10-16 00:14:33 -07:00
.gitignore
Kconfig arm64, mm: make randomization selected by generic topdown mmap layout 2019-09-24 15:54:11 -07:00