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7dc41b9b99
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Ingo Molnar 7dc41b9b99 perf/urgent fixes and improvements: 
perf python:
 
   Arnaldo Carvalho de Melo:
 
   - Fix clang detection to strip out options passed in $CC.
 
 build:
 
   He Zhe:
 
   - Normalize gcc parameter when generating arch errno table, fixing
     the build by removing options from $(CC).
 
   Sam Lunt:
 
   - Support Python 3.8+ in Makefile.
 
 perf report/top:
 
   Arnaldo Carvalho de Melo:
 
   - Fix title line formatting.
 
 perf script:
 
   Andreas Gerstmayr:
 
   - Fix SEGFAULT when using DWARF mode.
 
   - Fix invalid read of directory entry after closedir(), found with valgrind.
 
   Hagen Paul Pfeifer:
 
   - Introduce --deltatime option.
 
   Stephane Eranian:
 
   - Allow --symbol to accept hexadecimal addresses.
 
   Ian Rogers:
 
   - Add -S/--symbols documentation
 
   Namhyung Kim:
 
   - Add --show-cgroup-events option.
 
 perf python:
 
   Arnaldo Carvalho de Melo:
 
   - Include rwsem.c in the python binding, needed by the cgroups improvements.
 
 build-test:
 
   Arnaldo Carvalho de Melo:
 
   - Honour JOBS to override detection of number of cores
 
 perf top:
 
   Jin Yao:
 
   - Support --group-sort-idx to change the sort order
 
   - perf top: Support hotkey to change sort order
 
 perf pmu-events x86:
 
   Jin Yao:
 
   - Use CPU_CLK_UNHALTED.THREAD in Kernel_Utilization metric
 
 perf symbols arm64:
 
   Kemeng Shi:
 
   - Fix arm64 gap between kernel start and module end
 
 kernel perf subsystem:
 
   Namhyung Kim:
 
   - Add PERF_RECORD_CGROUP event and Add PERF_SAMPLE_CGROUP feature,
     to allow cgroup tracking, saving a link between cgroup path and
     its id number.
 
 perf cgroup:
 
   Namhyung Kim:
 
   - Maintain cgroup hierarchy.
 
 perf report:
 
   Namhyung Kim:
 
   - Add 'cgroup' sort key.
 
 perf record:
 
   Namhyung Kim:
 
   - Support synthesizing cgroup events for pre-existing cgroups.
 
   - Add --all-cgroups option
 
 Documentation:
 
   Tony Jones:
 
   - Update docs regarding kernel/user space unwinding.
 
 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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Merge tag 'perf-urgent-for-mingo-5.7-20200403' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent

Pull perf/urgent fixes and improvements from Arnaldo Carvalho de Melo:

perf python:

  Arnaldo Carvalho de Melo:

  - Fix clang detection to strip out options passed in $CC.

build:

  He Zhe:

  - Normalize gcc parameter when generating arch errno table, fixing
    the build by removing options from $(CC).

  Sam Lunt:

  - Support Python 3.8+ in Makefile.

perf report/top:

  Arnaldo Carvalho de Melo:

  - Fix title line formatting.

perf script:

  Andreas Gerstmayr:

  - Fix SEGFAULT when using DWARF mode.

  - Fix invalid read of directory entry after closedir(), found with valgrind.

  Hagen Paul Pfeifer:

  - Introduce --deltatime option.

  Stephane Eranian:

  - Allow --symbol to accept hexadecimal addresses.

  Ian Rogers:

  - Add -S/--symbols documentation

  Namhyung Kim:

  - Add --show-cgroup-events option.

perf python:

  Arnaldo Carvalho de Melo:

  - Include rwsem.c in the python binding, needed by the cgroups improvements.

build-test:

  Arnaldo Carvalho de Melo:

  - Honour JOBS to override detection of number of cores

perf top:

  Jin Yao:

  - Support --group-sort-idx to change the sort order

  - perf top: Support hotkey to change sort order

perf pmu-events x86:

  Jin Yao:

  - Use CPU_CLK_UNHALTED.THREAD in Kernel_Utilization metric

perf symbols arm64:

  Kemeng Shi:

  - Fix arm64 gap between kernel start and module end

kernel perf subsystem:

  Namhyung Kim:

  - Add PERF_RECORD_CGROUP event and Add PERF_SAMPLE_CGROUP feature,
    to allow cgroup tracking, saving a link between cgroup path and
    its id number.

perf cgroup:

  Namhyung Kim:

  - Maintain cgroup hierarchy.

perf report:

  Namhyung Kim:

  - Add 'cgroup' sort key.

perf record:

  Namhyung Kim:

  - Support synthesizing cgroup events for pre-existing cgroups.

  - Add --all-cgroups option

Documentation:

  Tony Jones:

  - Update docs regarding kernel/user space unwinding.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2020-04-04 10:35:15 +02:00
..
calibrate.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
do_mounts_initrd.c init: unify opening /dev/console as stdin/stdout/stderr 2019-12-12 18:58:24 +01:00
do_mounts_md.c init/: remove ineffective sparse disabling 2018-08-22 10:52:49 -07:00
do_mounts_rd.c init/: remove ineffective sparse disabling 2018-08-22 10:52:49 -07:00
do_mounts.c block: remove __bdevname 2020-03-24 07:57:07 -06:00
do_mounts.h fs: add do_mknodat() helper and ksys_mknod() wrapper; remove in-kernel calls to syscall 2018-04-02 20:15:56 +02:00
init_task.c Merge branch 'timers-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2019-09-17 12:35:15 -07:00
initramfs.c arm64: use generic free_initrd_mem() 2019-10-16 13:55:25 +01:00
Kconfig perf/urgent fixes and improvements: 2020-04-04 10:35:15 +02:00
main.c Tracing updates: 2020-02-26 10:34:42 -08:00
Makefile Kbuild: Handle PREEMPT_RT for version string and magic 2019-08-14 01:10:42 +09:00
noinitramfs.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 167 2019-05-30 11:26:39 -07:00
version.c treewide: Add SPDX license identifier for missed files 2019-05-21 10:50:45 +02:00