Re: [GIT PULL 00/35] perf/core improvements and fixes

[Ingo Molnar]

* Arnaldo Carvalho de Melo  wrote:

> Hi Ingo,
> 
>   Please consider pulling,
> 
> - Arnaldo
> 
> Test results at the end of this message, as usual.
> 
> The following changes since commit c978b9460fe1d4a1e1effa0abd6bd69b18a098a8:
> 
>   Merge tag 'perf-core-for-mingo-5.1-20190225' of 
> git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core 
> (2019-02-28 08:29:50 +0100)
> 
> are available in the Git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git 
> tags/perf-core-for-mingo-5.1-20190307
> 
> for you to fetch changes up to b8f7d86b5849ea7bb84bddc0345a3799049764d4:
> 
>   perf data: Force perf_data__open|close zero data->file.path (2019-03-06 
> 18:21:00 -0300)
> 
> 
> perf bpf:
> 
>   Arnaldo Carvalho de Melo:
> 
>   - Automatically add BTF ELF markers to 'perf trace' BPF programs, so that
> tools such as 'bpftool map dump' can pretty print map keys and values.
> 
> perf c2c:
> 
>   Jiri Olsa:
> 
>   - Fix report for empty NUMA node.
> 
> perf diff:
> 
>   Jin Yao:
> 
>   - Support --time, --cpu, --pid and --tid filter options.
> 
> perf probe:
> 
>   Arnaldo Carvalho de Melo:
> 
>   - Clarify error message about not finding kernel modules debuginfo.
> 
> perf record:
> 
>   Jiri Olsa:
> 
>   - Fixup probing for max attr.precise_ip.
> 
> perf trace:
> 
>   Arnaldo Carvalho de Melo:
> 
>   - Add missing %s lost in the 'msg_flags' recvmmsg arg when adding prefix 
> suppression logic.
> 
> perf annotate:
> 
>   Arnaldo Carvalho de Melo:
> 
>   - Calculate the max instruction name, align column to that, removing the
> hardcoded max 6 chars and cope with instructions with names longer than 
> that,
> such as vpmovmskb, vpcmpeqb, etc.
> 
> kernel:
> 
>   Song Liu:
> 
>   - Consider events with attr.bpf_event set as side-band.
> 
>   Gustavo A. R. Silva:
> 
>   - Mark expected switch fall-through in perf_event_parse_addr_filter().
> 
> Libraries:
> 
>   Jiri Olsa:
> 
>   - Fix leaks and double frees on error paths.
> 
> libtraceevent:
> 
>   Tony Jones:
> 
>   - Fix buffer overflow in arg_eval().
> 
> python scripting:
> 
>   Tony Jones:
> 
>   - More python3 fixes.
> 
> Trivial:
> 
>   Yang Wei:
> 
>   - Remove needless extra semicolon in clang C++ glue code.
> 
> Intel PT/BTS:
> 
>   Adrian Hunter:
> 
>   - Improve auxtrace address filter error message when there is no DSO.
> 
>   - Fix divide by zero when TSC is not available.
> 
>   - Further improvements to the export to sqlite/posgresql python scripts
> and to the GUI sqlviewer, exporting 'parent_id' so that we have enable
> the creation of call trees.
> 
>   Andi Kleen:
> 
>   - Generalize function to copy from thread addr space from intel-bts code.
> 
> Signed-off-by: Arnaldo Carvalho de Melo 
> 
> 
> Adrian Hunter (10):
>   perf auxtrace: Improve address filter error message when there is no DSO
>   perf intel-pt: Fix divide by zero when TSC is not available
>   perf db-export: Add calls parent_id to enable creation of call trees
>   perf scripts python: export-to-sqlite.py: Export calls parent_id
>   perf scripts python: export-to-postgresql.py: Fix invalid input syntax 
> for integer error
>   perf scripts python: export-to-postgresql.py: Export calls parent_id
>   perf scripts python: exported-sql-viewer.py: Factor out TreeWindowBase
>   perf scripts python: exported-sql-viewer.py: Improve TreeModel 
> abstraction
>   perf scripts python: exported-sql-viewer.py: Factor out 
> CallGraphModelBase
>   perf scripts python: exported-sql-viewer.py: Add call tree
> 
> Andi Kleen (1):
>   perf thread: Generalize function to copy from thread addr space from 
> intel-bts code
> 
> Arnaldo Carvalho de Melo (4):
>   perf probe: Clarify error message about not finding kernel modules 
> debuginfo
>   perf beauty msg_flags: Add missing %s lost when adding prefix 
> suppression logic
>   perf bpf: Automatically add BTF ELF markers
>   perf annotate: Calculate the max instruction name, align column to that
> 
> Gustavo A. R. Silva (1):
>   perf: Mark expected switch fall-through
> 
> Jin Yao (4):
>   perf time-utils: Refactor time range parsing code
>   perf diff: Support --time filter option
>   perf diff: Support --cpu filter option
>   perf diff: Support --pid/--tid filter options
> 
> Jiri Olsa (7):
>   perf c2c: Fix c2c report for empty numa node
>   perf hist: Add error path into hist_entry__init
>   perf hist: Fix memory leak of srcline
>   perf tools: Read and store caps/max_precise in perf_pmu
>   perf evsel: Probe for precise_ip with simple attr
>   perf session: Fix double free in perf_data__close
>   perf data: Force perf_data__open|close zero data->file.path
> 
> Song Liu (1):
>   perf, bpf: Consider events with attr.bpf_event as side-band 

Re: [GIT PULL 00/35] perf/core improvements and fixes

[Ingo Molnar]

* Arnaldo Carvalho de Melo  wrote:

> From: Arnaldo Carvalho de Melo 
> 
> Hi Ingo,
> 
>   Please consider pulling, this is on top of
> perf-core-for-mingo-4.19-20180809, that is not yet in tip.
> 
> Thanks,
> 
> - Arnaldo
> 
> Test results at the end of this message, as usual.
> 
> The following changes since commit 6a9405b56c274024564f9014bba97b92c91b34d6:
> 
>   perf map: Optimize maps__fixup_overlappings() (2018-08-08 15:56:00 -0300)
> 
> are available in the Git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git 
> tags/perf-core-for-mingo-4.19-20180815
> 
> for you to fetch changes up to 6855dc41b24619c3d1de3dbd27dd0546b0e45272:
> 
>   x86: Add entry trampolines to kcore (2018-08-14 19:13:26 -0300)
> 
> 
> perf/core improvements ad fixes:
> 
> kernel:
> 
> . kallsyms, x86: Export addresses of PTI entry trampolines (Alexander 
> Shishkin)
> 
> . kallsyms: Simplify update_iter_mod() (Adrian Hunter)
> 
> . x86: Add entry trampolines to kcore (Adrian Hunter)
> 
> Hardware tracing:
> 
> . Fix auxtrace queue resize (Adrian Hunter)
> 
> Arch specific:
> 
> . Fix uninitialized ARM SPE record error variable (Kim Phillips)
> 
> . Fix trace event post-processing in powerpc (Sandipan Das)
> 
> Build:
> 
> . Fix check-headers.sh AND list path of execution (Alexander Kapshuk)
> 
> . Remove -mcet and -fcf-protection when building the python binding
>   with older clang versions (Arnaldo Carvalho de Melo)
> 
> . Make check-headers.sh check based on kernel dir (Jiri Olsa)
> 
> . Move syscall_64.tbl check into check-headers.sh (Jiri Olsa)
> 
> Infrastructure:
> 
> . Check for null when copying nsinfo.  (Benno Evers)
> 
> Libraries:
> 
> . Rename libtraceevent prefixes, prep work for making it a shared
>   library generaly available (Tzvetomir Stoyanov (VMware))
> 
> Signed-off-by: Arnaldo Carvalho de Melo 
> 
> 
> Adrian Hunter (3):
>   perf auxtrace: Fix queue resize
>   kallsyms: Simplify update_iter_mod()
>   x86: Add entry trampolines to kcore
> 
> Alexander Kapshuk (1):
>   perf tools: Fix check-headers.sh AND list path of execution
> 
> Alexander Shishkin (1):
>   kallsyms, x86: Export addresses of PTI entry trampolines
> 
> Arnaldo Carvalho de Melo (1):
>   perf python: Remove -mcet and -fcf-protection when building with clang
> 
> Benno Evers (1):
>   perf tools: Check for null when copying nsinfo.
> 
> Jiri Olsa (2):
>   perf tools: Make check-headers.sh check based on kernel dir
>   perf tools: Move syscall_64.tbl check into check-headers.sh
> 
> Kim Phillips (1):
>   perf arm spe: Fix uninitialized record error variable
> 
> Sandipan Das (1):
>   perf probe powerpc: Fix trace event post-processing
> 
> Tzvetomir Stoyanov (VMware) (24):
>   tools lib traceevent, perf tools: Rename struct pevent to struct 
> tep_handle
>   tools lib traceevent, perf tools: Rename 'struct pevent_record' to 
> 'struct tep_record'
>   tools lib traceevent, perf tools: Rename pevent plugin related APIs
>   tools lib traceevent, perf tools: Rename pevent alloc / free APIs
>   tools lib traceevent, perf tools: Rename pevent find APIs
>   tools lib traceevent, perf tools: Rename pevent parse APIs
>   tools lib traceevent, perf tools: Rename pevent print APIs
>   tools lib traceevent, perf tools: Rename pevent_read_number_* APIs
>   tools lib traceevent, perf tools: Rename pevent_register_* APIs
>   tools lib traceevent, perf tools: Rename pevent_set_* APIs
>   tools lib traceevent, perf tools: Rename traceevent_* APIs
>   tools lib traceevent, perf tools: Rename 'enum pevent_flag' to 'enum 
> tep_flag'
>   tools lib traceevent, tools lib lockdep: Rename 'enum pevent_errno' to 
> 'enum tep_errno'
>   tools lib traceevent: Rename pevent_function* APIs
>   tools lib traceevent,  perf tools: Rename traceevent_plugin_* APIs
>   tools lib traceevent: Rename pevent_filter* APIs
>   tools lib traceevent: Rename pevent_register / unregister APIs
>   tools lib traceevent: Rename pevent_data_ APIs
>   tools lib traceevent: Rename pevent field APIs
>   tools lib traceevent: Rename pevent_find_* APIs
>   tools lib traceevent: Rename various pevent get/set/is APIs
>   tools lib traceevent: Rename internal parser related APIs
>   tools lib traceevent: Rename various pevent APIs
>   tools lib traceevent: Rename static variables and functions in 
> event-parse.c
> 
>  arch/x86/mm/cpu_entry_area.c   |  33 +
>  fs/proc/kcore.c|   7 +-
>  include/linux/kcore.h  |  13 +
>  kernel/kallsyms.c  |  51 +-
>  tools/lib/lockdep/Makefile |   4 +-
>  tools/lib/traceevent/Makefile  |   4 +-
>  

Re: [GIT PULL 00/35] perf/core improvements and fixes

[Ingo Molnar]

* Arnaldo Carvalho de Melo  wrote:

> From: Arnaldo Carvalho de Melo 
> 
> Hi Ingo,
> 
>   Please consider pulling, this is on top of
> perf-core-for-mingo-4.19-20180809, that is not yet in tip.
> 
> Thanks,
> 
> - Arnaldo
> 
> Test results at the end of this message, as usual.
> 
> The following changes since commit 6a9405b56c274024564f9014bba97b92c91b34d6:
> 
>   perf map: Optimize maps__fixup_overlappings() (2018-08-08 15:56:00 -0300)
> 
> are available in the Git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git 
> tags/perf-core-for-mingo-4.19-20180815
> 
> for you to fetch changes up to 6855dc41b24619c3d1de3dbd27dd0546b0e45272:
> 
>   x86: Add entry trampolines to kcore (2018-08-14 19:13:26 -0300)
> 
> 
> perf/core improvements ad fixes:
> 
> kernel:
> 
> . kallsyms, x86: Export addresses of PTI entry trampolines (Alexander 
> Shishkin)
> 
> . kallsyms: Simplify update_iter_mod() (Adrian Hunter)
> 
> . x86: Add entry trampolines to kcore (Adrian Hunter)
> 
> Hardware tracing:
> 
> . Fix auxtrace queue resize (Adrian Hunter)
> 
> Arch specific:
> 
> . Fix uninitialized ARM SPE record error variable (Kim Phillips)
> 
> . Fix trace event post-processing in powerpc (Sandipan Das)
> 
> Build:
> 
> . Fix check-headers.sh AND list path of execution (Alexander Kapshuk)
> 
> . Remove -mcet and -fcf-protection when building the python binding
>   with older clang versions (Arnaldo Carvalho de Melo)
> 
> . Make check-headers.sh check based on kernel dir (Jiri Olsa)
> 
> . Move syscall_64.tbl check into check-headers.sh (Jiri Olsa)
> 
> Infrastructure:
> 
> . Check for null when copying nsinfo.  (Benno Evers)
> 
> Libraries:
> 
> . Rename libtraceevent prefixes, prep work for making it a shared
>   library generaly available (Tzvetomir Stoyanov (VMware))
> 
> Signed-off-by: Arnaldo Carvalho de Melo 
> 
> 
> Adrian Hunter (3):
>   perf auxtrace: Fix queue resize
>   kallsyms: Simplify update_iter_mod()
>   x86: Add entry trampolines to kcore
> 
> Alexander Kapshuk (1):
>   perf tools: Fix check-headers.sh AND list path of execution
> 
> Alexander Shishkin (1):
>   kallsyms, x86: Export addresses of PTI entry trampolines
> 
> Arnaldo Carvalho de Melo (1):
>   perf python: Remove -mcet and -fcf-protection when building with clang
> 
> Benno Evers (1):
>   perf tools: Check for null when copying nsinfo.
> 
> Jiri Olsa (2):
>   perf tools: Make check-headers.sh check based on kernel dir
>   perf tools: Move syscall_64.tbl check into check-headers.sh
> 
> Kim Phillips (1):
>   perf arm spe: Fix uninitialized record error variable
> 
> Sandipan Das (1):
>   perf probe powerpc: Fix trace event post-processing
> 
> Tzvetomir Stoyanov (VMware) (24):
>   tools lib traceevent, perf tools: Rename struct pevent to struct 
> tep_handle
>   tools lib traceevent, perf tools: Rename 'struct pevent_record' to 
> 'struct tep_record'
>   tools lib traceevent, perf tools: Rename pevent plugin related APIs
>   tools lib traceevent, perf tools: Rename pevent alloc / free APIs
>   tools lib traceevent, perf tools: Rename pevent find APIs
>   tools lib traceevent, perf tools: Rename pevent parse APIs
>   tools lib traceevent, perf tools: Rename pevent print APIs
>   tools lib traceevent, perf tools: Rename pevent_read_number_* APIs
>   tools lib traceevent, perf tools: Rename pevent_register_* APIs
>   tools lib traceevent, perf tools: Rename pevent_set_* APIs
>   tools lib traceevent, perf tools: Rename traceevent_* APIs
>   tools lib traceevent, perf tools: Rename 'enum pevent_flag' to 'enum 
> tep_flag'
>   tools lib traceevent, tools lib lockdep: Rename 'enum pevent_errno' to 
> 'enum tep_errno'
>   tools lib traceevent: Rename pevent_function* APIs
>   tools lib traceevent,  perf tools: Rename traceevent_plugin_* APIs
>   tools lib traceevent: Rename pevent_filter* APIs
>   tools lib traceevent: Rename pevent_register / unregister APIs
>   tools lib traceevent: Rename pevent_data_ APIs
>   tools lib traceevent: Rename pevent field APIs
>   tools lib traceevent: Rename pevent_find_* APIs
>   tools lib traceevent: Rename various pevent get/set/is APIs
>   tools lib traceevent: Rename internal parser related APIs
>   tools lib traceevent: Rename various pevent APIs
>   tools lib traceevent: Rename static variables and functions in 
> event-parse.c
> 
>  arch/x86/mm/cpu_entry_area.c   |  33 +
>  fs/proc/kcore.c|   7 +-
>  include/linux/kcore.h  |  13 +
>  kernel/kallsyms.c  |  51 +-
>  tools/lib/lockdep/Makefile |   4 +-
>  tools/lib/traceevent/Makefile  |   4 +-
>  

Re: [GIT PULL 00/35] perf/core improvements and fixes

[Andy Lutomirski]

> On Aug 15, 2018, at 8:05 AM, Arnaldo Carvalho de Melo  wrote:
> 
> From: Arnaldo Carvalho de Melo 
> 
> Hi Ingo,
> 
>Please consider pulling, this is on top of
> perf-core-for-mingo-4.19-20180809, that is not yet in tip.
> 
> Thanks,
> 
> - Arnaldo
> 
> Test results at the end of this message, as usual.
> 
> The following changes since commit 6a9405b56c274024564f9014bba97b92c91b34d6:
> 
>  perf map: Optimize maps__fixup_overlappings() (2018-08-08 15:56:00 -0300)
> 
> are available in the Git repository at:
> 
>  git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git 
> tags/perf-core-for-mingo-4.19-20180815
> 
> for you to fetch changes up to 6855dc41b24619c3d1de3dbd27dd0546b0e45272:
> 
>  x86: Add entry trampolines to kcore

I don’t object per se, but once I finish rebasing and testing my entry 
trampoline removal code, this will probably have to go.

Re: [GIT PULL 00/35] perf/core improvements and fixes

[Andy Lutomirski]

> On Aug 15, 2018, at 8:05 AM, Arnaldo Carvalho de Melo  wrote:
> 
> From: Arnaldo Carvalho de Melo 
> 
> Hi Ingo,
> 
>Please consider pulling, this is on top of
> perf-core-for-mingo-4.19-20180809, that is not yet in tip.
> 
> Thanks,
> 
> - Arnaldo
> 
> Test results at the end of this message, as usual.
> 
> The following changes since commit 6a9405b56c274024564f9014bba97b92c91b34d6:
> 
>  perf map: Optimize maps__fixup_overlappings() (2018-08-08 15:56:00 -0300)
> 
> are available in the Git repository at:
> 
>  git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git 
> tags/perf-core-for-mingo-4.19-20180815
> 
> for you to fetch changes up to 6855dc41b24619c3d1de3dbd27dd0546b0e45272:
> 
>  x86: Add entry trampolines to kcore

I don’t object per se, but once I finish rebasing and testing my entry 
trampoline removal code, this will probably have to go.

Re: [GIT PULL 00/35] perf/core improvements and fixes

[Ingo Molnar]

* Arnaldo Carvalho de Melo  wrote:

> Hi Ingo,
> 
>   Please consider pulling,
> 
> - Arnaldo
> 
> 
> Test results at the end of this message, as usual.
> 
> The following changes since commit faaf95677f33dac910b6cbe917cabea43c8c1616:
> 
>   Merge branch 'perf/urgent' into perf/core, to pick up fixes (2017-12-18 
> 18:13:00 +0100)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git 
> tags/perf-core-for-mingo-4.16-20171227
> 
> for you to fetch changes up to 5d4fd9c8b83b36d34521b3af361a5726899045bf:
> 
>   perf tools: Auto-complete for events with ':' (2017-12-27 12:16:00 -0300)
> 
> 
> perf/core improvements and fixes:
> 
> - Allow system wide 'perf stat --per-thread', sorting the result (Jin Yao)
> 
>   E.g.:
> 
>   [root@jouet ~]# perf stat --per-thread --metrics IPC
>   ^C
>Performance counter stats for 'system wide':
> 
>   make-9  23,012,094,032  inst_retired.any   #  0.8 IPC
>cc1-22419 692,027,497  inst_retired.any   #  0.8 IPC
>gcc-22418 328,231,855  inst_retired.any   #  0.9 IPC
>cc1-22509 220,853,647  inst_retired.any   #  0.8 IPC
>gcc-22486 199,874,810  inst_retired.any   #  1.0 IPC
> as-22466 177,896,365  inst_retired.any   #  0.9 IPC
>cc1-22465 150,732,374  inst_retired.any   #  0.8 IPC
>gcc-22508 112,555,593  inst_retired.any   #  0.9 IPC
>cc1-22487 108,964,079  inst_retired.any   #  0.7 IPC
>qemu-system-x86-2697   21,330,550  inst_retired.any   #  0.3 IPC
>systemd-journal-55120,642,951  inst_retired.any   #  0.4 IPC
>docker-containe-17651   9,552,892  inst_retired.any   #  0.5 IPC
>dockerd-current-98097,528,586  inst_retired.any   #  0.5 IPC
>   make-22153  12,504,194,380  inst_retired.any   #  0.8 IPC
>python2-22429  12,081,290,954  inst_retired.any   #  0.8 IPC
>   
>python2-22429  15,026,328,103  cpu_clk_unhalted.thread
>cc1-22419 826,660,193  cpu_clk_unhalted.thread
>gcc-22418 365,321,295  cpu_clk_unhalted.thread
>cc1-22509 279,169,362  cpu_clk_unhalted.thread
>gcc-22486 210,156,950  cpu_clk_unhalted.thread
>   
> 
>5.638075538 seconds time elapsed
> 
>   [root@jouet ~]#
> 
> - Improve shell auto-completion of perf events (Jin Yao)
> 
> -  Fix symbol fixup issues in arm64 due to ELF type (Kim Phillips)
> 
> - Ignore threads when they vanish after procfs based enumeration and
>   before we try to use them with sys_perf_event_open(), i.e. just remove
>   them from the thread_map and continue with the rest. This makes, among
>   other cases, the previous new feature (perf stat --per-thread for system
>   wide, albeit that not seeming to be the motivation for this patch) more
>   robust. (Mengting Zhang)
> 
> - Generate s390 syscall table from asm/unistd.h, doing like x86,
>   removing the dependency on audit-libs to do this id->string translation,
>   speeding up the support for newly introducted syscalls (Hendrik Brueckner)
> 
> - Fix 'perf test' on filesystems where readdir() returns d_type == DT_UNKNOWN,
>   such as XFS (Jiri Olsa)
> 
> - Fix PERF_SAMPLE_RAW_DATA endianity handling for cross-arch tracepoint
>   processing (Jiri Olsa)
> 
> - Add __return suffix for return events in 'perf probe', streamlining
>   entry/exit tracing (Masami Hiramatsu)
> 
> - Improve support for versioned symbols in 'perf probe" (Masami Hiramatsu)
> 
> - Clarify error message about invalid 'perf probe' event names (Masami 
> Hiramatsu)
> 
> - Fix check open filename arg using 'perf trace' in a 'perf test' entry for
>   systems using glibc >= 2.26, such as some ARM and s390 distros (Michael 
> Petlan)
> 
> - Make method for obtaining the (normalized) architecture id for a
>   perf.data file or for the running system used by the annotation routines
>   generally available, next user will be for generating per arch errno
>   string tables to allow for pretty printing errno codes recorded in a
>   perf.data file in architecture A to be properly decoded on hardware
>   archictecture B.  (Arnaldo Carvalho de Melo)
> 
> - Remove duplicate includes, found using scripts/checkincludes.pl (Pravin 
> Shedge)
> 
> - s390 needs -fPIC, enable it, also revert a patch that supposedly did
>   that but instead enabled -fPIC for x86 (Hendrik Brueckner, Arnaldo Carvalho 
> de Melo)
> 
> Signed-off-by: Arnaldo Carvalho de Melo 
> 
> 
> Arnaldo Carvalho de Melo (4):
>   perf annotate: Get the cpuid from evsel->evlist->env in 
> symbol__annotate()
>   perf annotate: Use perf_env when obtaining the arch name
>   perf env: Adopt perf_env__arch() from the 

Re: [GIT PULL 00/35] perf/core improvements and fixes

[Ingo Molnar]

* Arnaldo Carvalho de Melo  wrote:

> Hi Ingo,
> 
>   Please consider pulling,
> 
> - Arnaldo
> 
> 
> Test results at the end of this message, as usual.
> 
> The following changes since commit faaf95677f33dac910b6cbe917cabea43c8c1616:
> 
>   Merge branch 'perf/urgent' into perf/core, to pick up fixes (2017-12-18 
> 18:13:00 +0100)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git 
> tags/perf-core-for-mingo-4.16-20171227
> 
> for you to fetch changes up to 5d4fd9c8b83b36d34521b3af361a5726899045bf:
> 
>   perf tools: Auto-complete for events with ':' (2017-12-27 12:16:00 -0300)
> 
> 
> perf/core improvements and fixes:
> 
> - Allow system wide 'perf stat --per-thread', sorting the result (Jin Yao)
> 
>   E.g.:
> 
>   [root@jouet ~]# perf stat --per-thread --metrics IPC
>   ^C
>Performance counter stats for 'system wide':
> 
>   make-9  23,012,094,032  inst_retired.any   #  0.8 IPC
>cc1-22419 692,027,497  inst_retired.any   #  0.8 IPC
>gcc-22418 328,231,855  inst_retired.any   #  0.9 IPC
>cc1-22509 220,853,647  inst_retired.any   #  0.8 IPC
>gcc-22486 199,874,810  inst_retired.any   #  1.0 IPC
> as-22466 177,896,365  inst_retired.any   #  0.9 IPC
>cc1-22465 150,732,374  inst_retired.any   #  0.8 IPC
>gcc-22508 112,555,593  inst_retired.any   #  0.9 IPC
>cc1-22487 108,964,079  inst_retired.any   #  0.7 IPC
>qemu-system-x86-2697   21,330,550  inst_retired.any   #  0.3 IPC
>systemd-journal-55120,642,951  inst_retired.any   #  0.4 IPC
>docker-containe-17651   9,552,892  inst_retired.any   #  0.5 IPC
>dockerd-current-98097,528,586  inst_retired.any   #  0.5 IPC
>   make-22153  12,504,194,380  inst_retired.any   #  0.8 IPC
>python2-22429  12,081,290,954  inst_retired.any   #  0.8 IPC
>   
>python2-22429  15,026,328,103  cpu_clk_unhalted.thread
>cc1-22419 826,660,193  cpu_clk_unhalted.thread
>gcc-22418 365,321,295  cpu_clk_unhalted.thread
>cc1-22509 279,169,362  cpu_clk_unhalted.thread
>gcc-22486 210,156,950  cpu_clk_unhalted.thread
>   
> 
>5.638075538 seconds time elapsed
> 
>   [root@jouet ~]#
> 
> - Improve shell auto-completion of perf events (Jin Yao)
> 
> -  Fix symbol fixup issues in arm64 due to ELF type (Kim Phillips)
> 
> - Ignore threads when they vanish after procfs based enumeration and
>   before we try to use them with sys_perf_event_open(), i.e. just remove
>   them from the thread_map and continue with the rest. This makes, among
>   other cases, the previous new feature (perf stat --per-thread for system
>   wide, albeit that not seeming to be the motivation for this patch) more
>   robust. (Mengting Zhang)
> 
> - Generate s390 syscall table from asm/unistd.h, doing like x86,
>   removing the dependency on audit-libs to do this id->string translation,
>   speeding up the support for newly introducted syscalls (Hendrik Brueckner)
> 
> - Fix 'perf test' on filesystems where readdir() returns d_type == DT_UNKNOWN,
>   such as XFS (Jiri Olsa)
> 
> - Fix PERF_SAMPLE_RAW_DATA endianity handling for cross-arch tracepoint
>   processing (Jiri Olsa)
> 
> - Add __return suffix for return events in 'perf probe', streamlining
>   entry/exit tracing (Masami Hiramatsu)
> 
> - Improve support for versioned symbols in 'perf probe" (Masami Hiramatsu)
> 
> - Clarify error message about invalid 'perf probe' event names (Masami 
> Hiramatsu)
> 
> - Fix check open filename arg using 'perf trace' in a 'perf test' entry for
>   systems using glibc >= 2.26, such as some ARM and s390 distros (Michael 
> Petlan)
> 
> - Make method for obtaining the (normalized) architecture id for a
>   perf.data file or for the running system used by the annotation routines
>   generally available, next user will be for generating per arch errno
>   string tables to allow for pretty printing errno codes recorded in a
>   perf.data file in architecture A to be properly decoded on hardware
>   archictecture B.  (Arnaldo Carvalho de Melo)
> 
> - Remove duplicate includes, found using scripts/checkincludes.pl (Pravin 
> Shedge)
> 
> - s390 needs -fPIC, enable it, also revert a patch that supposedly did
>   that but instead enabled -fPIC for x86 (Hendrik Brueckner, Arnaldo Carvalho 
> de Melo)
> 
> Signed-off-by: Arnaldo Carvalho de Melo 
> 
> 
> Arnaldo Carvalho de Melo (4):
>   perf annotate: Get the cpuid from evsel->evlist->env in 
> symbol__annotate()
>   perf annotate: Use perf_env when obtaining the arch name
>   perf env: Adopt perf_env__arch() from the annotate code
>   Revert "perf 

Re: [GIT PULL 00/35] perf/core improvements and fixes

[Ingo Molnar]

* Arnaldo Carvalho de Melo  wrote:

> From: Arnaldo Carvalho de Melo 
> 
> Hi Ingo,
> 
>   Please consider pulling,
> 
> - Arnaldo
> 
> Test results at the end of this message, as usual.
> 
> The following changes since commit 9d020d33fc1b2faa0eb35859df1381ca5dc94ffe:
> 
>   Merge branch 'linus' into perf/urgent, to resolve conflict (2017-03-02 
> 08:05:45 +0100)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git 
> tags/perf-core-for-mingo-4.11-20170306
> 
> for you to fetch changes up to 001916b94a04809a94abb07daba6f9ace01906ba:
> 
>   perf bench numa: Add more comment for -c option (2017-03-06 12:39:30 -0300)
> 
> 
> perf/core improvements and fixes:
> 
> New features:
> 
> - Allow sorting by symbol_size in 'perf report' and 'perf top' (Charles 
> Baylis)
> 
>   E.g.:
> 
>   # perf report -s symbol_size,symbol
> 
>   Samples: 9K of event 'cycles:k', Event count (approx.): 2870461623
>   Overhead  Symbol size  Symbol
> 14.55%  326  [k] flush_tlb_mm_range
>  7.20% 1045  [k] filemap_map_pages
>  5.82%  124  [k] vma_interval_tree_insert
>  5.18% 2430  [k] unmap_page_range
>  2.57%  571  [k] vma_interval_tree_remove
>  1.94%  494  [k] page_add_file_rmap
>  1.82%  740  [k] page_remove_rmap
>  1.66% 1017  [k] release_pages
>  1.57% 1636  [k] update_blocked_averages
>  1.57%   76  [k] unlock_page
> 
> - Add support for -p/--pid, -a/--all-cpus and -C/--cpu in 'perf ftrace' 
> (Namhyung Kim)
> 
> Change in behaviour:
> 
> - Make system wide (-a) the default option if no target was specified and one
>   of following conditions is met:
> 
>   - No workload specified (current behaviour)
> 
>   - A workload is specified but all requested events are system wide ones,
> like uncore ones. (Jiri Olsa)
> 
> Fixes:
> 
> - Add missing initialization to the instruction decoder used in the
>   intel PT/BTS code, which was causing lots of failures in 'perf test',
>   looking for a value when there was none (Adrian Hunter)
> 
> Infrastructure:
> 
> - Add arch code needed to adopt the kernel's refcount_t to aid in
>   catching bugs when using atomic_t as a reference counter, basically
>   cmpxchg related functions (Arnaldo Carvalho de Melo)
> 
> - Convert the code using atomic_t as reference counts to refcount_t
>   (Elena Rashetova)
> 
> - Add feature test for sched_getcpu() to more easily check for its
>   presence in the many libc implementations and accross different
>   versions of such C libraries (Arnaldo Carvalho de Melo)
> 
> - Issue a HW watchdog disable hint in 'perf stat' for when some of the
>   requested events can't get counted because a PMU counter is taken by that
>   watchdog (Borislav Petkov).
> 
> - Add mapping for Intel's KnightsMill PMU events (Karol Wachowski)
> 
> Documentation:
> 
> - Clarify the term 'convergence' in:
> 
>perf bench numa numa-mem -h --show_convergence (Jiri Olsa)
> 
> Kernel code:
> 
> - Ensure probe location is at function entry in kretprobes (Naveen N. Rao)
> 
> - Allow return probes with offsets and absolute addresses (Naveen N. Rao)
> 
> Signed-off-by: Arnaldo Carvalho de Melo 
> 
> 
> Adrian Hunter (1):
>   perf intel-PT/BTS: Add missing initialization
> 
> Arnaldo Carvalho de Melo (12):
>   tools include: Adopt __compiletime_error
>   tools arch x86: Include asm/cmpxchg.h
>   tools arch x86: Introduce atomic_cmpxchg()
>   tools include: Introduce atomic_cmpxchg_{relaxed,release}()
>   tools include: Provide gcc based cmpxchg fallback for !x86
>   tools include: Add UINT_MAX def to kernel.h
>   tools include: Adopt kernel's refcount.h
>   perf evlist: Clarify a bit the use of perf_mmap->refcnt
>   tools build: Add test for sched_getcpu()
>   perf bench futex: Use __maybe_unused
>   perf bench futex: Fix build on musl + clang
>   tools build: Use the same CC for feature detection and actual build
> 
> Borislav Petkov (1):
>   perf stat: Issue a HW watchdog disable hint
> 
> Charles Baylis (1):
>   perf tools: Allow sorting by symbol size
> 
> Elena Reshetova (9):
>   perf cgroup: Convert cgroup_sel.refcnt from atomic_t to refcount_t
>   perf cpumap: Convert cpu_map.refcnt from atomic_t to refcount_t
>   perf comm: Convert comm_str.refcnt from atomic_t to refcount_t
>   perf dso: Convert dso.refcnt from atomic_t to refcount_t
>   perf map: Convert map.refcnt from atomic_t to refcount_t
>   perf map: Convert map_groups.refcnt from atomic_t to refcount_t
>   perf evlist: Convert perf_map.refcnt from atomic_t to refcount_t
>   perf thread: convert thread.refcnt from atomic_t to refcount_t
>   perf thread_map: Convert 

Re: [GIT PULL 00/35] perf/core improvements and fixes

[Ingo Molnar]

* Arnaldo Carvalho de Melo  wrote:

> From: Arnaldo Carvalho de Melo 
> 
> Hi Ingo,
> 
>   Please consider pulling,
> 
> - Arnaldo
> 
> Test results at the end of this message, as usual.
> 
> The following changes since commit 9d020d33fc1b2faa0eb35859df1381ca5dc94ffe:
> 
>   Merge branch 'linus' into perf/urgent, to resolve conflict (2017-03-02 
> 08:05:45 +0100)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git 
> tags/perf-core-for-mingo-4.11-20170306
> 
> for you to fetch changes up to 001916b94a04809a94abb07daba6f9ace01906ba:
> 
>   perf bench numa: Add more comment for -c option (2017-03-06 12:39:30 -0300)
> 
> 
> perf/core improvements and fixes:
> 
> New features:
> 
> - Allow sorting by symbol_size in 'perf report' and 'perf top' (Charles 
> Baylis)
> 
>   E.g.:
> 
>   # perf report -s symbol_size,symbol
> 
>   Samples: 9K of event 'cycles:k', Event count (approx.): 2870461623
>   Overhead  Symbol size  Symbol
> 14.55%  326  [k] flush_tlb_mm_range
>  7.20% 1045  [k] filemap_map_pages
>  5.82%  124  [k] vma_interval_tree_insert
>  5.18% 2430  [k] unmap_page_range
>  2.57%  571  [k] vma_interval_tree_remove
>  1.94%  494  [k] page_add_file_rmap
>  1.82%  740  [k] page_remove_rmap
>  1.66% 1017  [k] release_pages
>  1.57% 1636  [k] update_blocked_averages
>  1.57%   76  [k] unlock_page
> 
> - Add support for -p/--pid, -a/--all-cpus and -C/--cpu in 'perf ftrace' 
> (Namhyung Kim)
> 
> Change in behaviour:
> 
> - Make system wide (-a) the default option if no target was specified and one
>   of following conditions is met:
> 
>   - No workload specified (current behaviour)
> 
>   - A workload is specified but all requested events are system wide ones,
> like uncore ones. (Jiri Olsa)
> 
> Fixes:
> 
> - Add missing initialization to the instruction decoder used in the
>   intel PT/BTS code, which was causing lots of failures in 'perf test',
>   looking for a value when there was none (Adrian Hunter)
> 
> Infrastructure:
> 
> - Add arch code needed to adopt the kernel's refcount_t to aid in
>   catching bugs when using atomic_t as a reference counter, basically
>   cmpxchg related functions (Arnaldo Carvalho de Melo)
> 
> - Convert the code using atomic_t as reference counts to refcount_t
>   (Elena Rashetova)
> 
> - Add feature test for sched_getcpu() to more easily check for its
>   presence in the many libc implementations and accross different
>   versions of such C libraries (Arnaldo Carvalho de Melo)
> 
> - Issue a HW watchdog disable hint in 'perf stat' for when some of the
>   requested events can't get counted because a PMU counter is taken by that
>   watchdog (Borislav Petkov).
> 
> - Add mapping for Intel's KnightsMill PMU events (Karol Wachowski)
> 
> Documentation:
> 
> - Clarify the term 'convergence' in:
> 
>perf bench numa numa-mem -h --show_convergence (Jiri Olsa)
> 
> Kernel code:
> 
> - Ensure probe location is at function entry in kretprobes (Naveen N. Rao)
> 
> - Allow return probes with offsets and absolute addresses (Naveen N. Rao)
> 
> Signed-off-by: Arnaldo Carvalho de Melo 
> 
> 
> Adrian Hunter (1):
>   perf intel-PT/BTS: Add missing initialization
> 
> Arnaldo Carvalho de Melo (12):
>   tools include: Adopt __compiletime_error
>   tools arch x86: Include asm/cmpxchg.h
>   tools arch x86: Introduce atomic_cmpxchg()
>   tools include: Introduce atomic_cmpxchg_{relaxed,release}()
>   tools include: Provide gcc based cmpxchg fallback for !x86
>   tools include: Add UINT_MAX def to kernel.h
>   tools include: Adopt kernel's refcount.h
>   perf evlist: Clarify a bit the use of perf_mmap->refcnt
>   tools build: Add test for sched_getcpu()
>   perf bench futex: Use __maybe_unused
>   perf bench futex: Fix build on musl + clang
>   tools build: Use the same CC for feature detection and actual build
> 
> Borislav Petkov (1):
>   perf stat: Issue a HW watchdog disable hint
> 
> Charles Baylis (1):
>   perf tools: Allow sorting by symbol size
> 
> Elena Reshetova (9):
>   perf cgroup: Convert cgroup_sel.refcnt from atomic_t to refcount_t
>   perf cpumap: Convert cpu_map.refcnt from atomic_t to refcount_t
>   perf comm: Convert comm_str.refcnt from atomic_t to refcount_t
>   perf dso: Convert dso.refcnt from atomic_t to refcount_t
>   perf map: Convert map.refcnt from atomic_t to refcount_t
>   perf map: Convert map_groups.refcnt from atomic_t to refcount_t
>   perf evlist: Convert perf_map.refcnt from atomic_t to refcount_t
>   perf thread: convert thread.refcnt from atomic_t to refcount_t
>   perf thread_map: Convert thread_map.refcnt from atomic_t to refcount_t
> 
> Jiri 

Re: [GIT PULL 00/35] perf/core improvements and fixes

[Ingo Molnar]

* Arnaldo Carvalho de Melo  wrote:

> Hi Ingo,
> 
>   Please consider pulling, I first merged tip/perf/urgent into a
> tip/perf/core and rebased the patches I had in acme/perf/core.
> 
> - Arnaldo
> 
> Build stats at the end of this message.
> 
> The following changes since commit ce90c12d2453aa6be743719bb0a5d4040b92700f:
> 
>   Merge branch 'perf/urgent' into perf/core, to pick up fixes before merging 
> new changes (2016-08-23 15:35:47 -0300)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git 
> tags/perf-core-for-mingo-20160823
> 
> for you to fetch changes up to 5e30d55c71de058e4156080fe32d426c22d094cb:
> 
>   perf record: Fix spelling mistake "Finshed" -> "Finished" (2016-08-23 
> 17:06:40 -0300)
> 
> 
> perf/core improvements and fixes:
> 
> User visible:
> 
> . Allow configuring the default 'perf report -s' sort order in ~/.perfconfig,
>   for instance, "sym,dso" may be more fitting for kernel developers. (Arnaldo 
> Carvalho de Melo)
> 
> - Support x8/x16/x32/x64 hexadecimal "types" in ftrace and 'perf probe' 
> (Masami Hiramatsu)
> 
> Infrastructure:
> 
> - Skip running the feature tests for 'make install-doc' (Rui Teng)
> 
> - Introduce tools/include/linux/time64.h with *SEC_PER_*SEC macros
>   to use in all of tools/ (Arnaldo Carvalho de Melo)
> 
> - Break down symbol__disassemble() into multiple functions, to ease
>   future work on better reporting the errors that may take place in
>   the various steps it performs (possibly decompressing kernel module
>   files, getting build-id keyed files, calling objdump, parsing its
>   output, etc) (Arnaldo Carvalho de Melo)
> 
> - Typo fixes in various places (Colin Ian King)
> 
> - Remove superfluous NULL check in the TUI code (Colin Ian King)
> 
> - Allow displaying multiple header lines in the TUI browser, prep
>   work for the 'perf c2c' browser (Jiri Olsa)
> 
> - Copy coresight-pmu.h header file needed by perf tools (Mathieu Poirier)
> 
> - Use __weak definition from linux/compiler.h (Rui Teng)
> 
> Signed-off-by: Arnaldo Carvalho de Melo 
> 
> 
> 
> Arnaldo Carvalho de Melo (16):
>   tools: Introduce tools/include/linux/time64.h for *SEC_PER_*SEC macros
>   perf bench numa: Use NSEC_PER_U?SEC
>   perf sched: Use linux/time64.h
>   perf timechart: Use NSEC_PER_U?SEC
>   perf bench sched-pipe: Use linux/time64.h, USEC_PER_SEC
>   perf stat: Use *SEC_PER_*SEC macros
>   perf bench mem: Use USEC_PER_SEC
>   perf bench sched-messaging: Use USEC_PER_MSEC
>   perf record: Use USEC_PER_MSEC
>   perf kvm: Use NSEC_PER_USEC
>   perf bench futex: Use NSEC_PER_USEC
>   perf top: Use MSEC_PER_SEC
>   perf disassemble: Move check for kallsyms + !kcore
>   perf disassemble: Simplify logic for picking the filename to disassemble
>   perf disassemble: Extract logic to find file to pass to objdump to a 
> separate function
>   perf report: Allow configuring the default sort order in ~/.perfconfig
> 
> Colin Ian King (5):
>   perf hists browser: Remove superfluous null check on map
>   perf tools: Fix typo: "ehough" -> "enough"
>   perf test bpf: Fix typo: "ehough" -> "enough"
>   perf bpf: Fix typo: "ehough" -> "enough"
>   perf record: Fix spelling mistake "Finshed" -> "Finished"
> 
> Jiri Olsa (5):
>   perf hists: Introduce nr_header_lines into struct perf_hpp_list
>   perf hists: Add line argument into perf_hpp_fmt's header callback
>   perf tools tui: Display multiple header lines
>   perf tools stdio: Display multiple header lines
>   perf hists: Add support for header span
> 
> Masami Hiramatsu (6):
>   ftrace: kprobe: uprobe: Add x8/x16/x32/x64 for hexadecimal types
>   ftrace: probe: Add README entries for k/uprobe-events
>   perf probe: Add supported for type casting by the running kernel
>   perf probe: Support hexadecimal casting
>   perf probe: Use hexadecimal type by default if possible
>   ftrace: kprobe: uprobe: Show u8/u16/u32/u64 types in decimal
> 
> Mathieu Poirier (1):
>   tools: Copy coresight-pmu.h header file needed by perf tools
> 
> Rui Teng (2):
>   perf tools: Use __weak definition from linux/compiler.h
>   perf tools: Skip running the feature tests for 'make install-doc'
> 
>  Documentation/trace/kprobetrace.txt|  9 ++-
>  Documentation/trace/uprobetracer.txt   |  9 ++-
>  kernel/trace/trace.c   | 24 ++
>  kernel/trace/trace_kprobe.c|  4 +
>  kernel/trace/trace_probe.c | 30 
>  kernel/trace/trace_probe.h | 11 ++-
>  kernel/trace/trace_uprobe.c|  4 +
>  tools/include/linux/coresight-pmu.h| 39 

Re: [GIT PULL 00/35] perf/core improvements and fixes

[Ingo Molnar]

* Arnaldo Carvalho de Melo  wrote:

> Hi Ingo,
> 
>   Please consider pulling, I first merged tip/perf/urgent into a
> tip/perf/core and rebased the patches I had in acme/perf/core.
> 
> - Arnaldo
> 
> Build stats at the end of this message.
> 
> The following changes since commit ce90c12d2453aa6be743719bb0a5d4040b92700f:
> 
>   Merge branch 'perf/urgent' into perf/core, to pick up fixes before merging 
> new changes (2016-08-23 15:35:47 -0300)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git 
> tags/perf-core-for-mingo-20160823
> 
> for you to fetch changes up to 5e30d55c71de058e4156080fe32d426c22d094cb:
> 
>   perf record: Fix spelling mistake "Finshed" -> "Finished" (2016-08-23 
> 17:06:40 -0300)
> 
> 
> perf/core improvements and fixes:
> 
> User visible:
> 
> . Allow configuring the default 'perf report -s' sort order in ~/.perfconfig,
>   for instance, "sym,dso" may be more fitting for kernel developers. (Arnaldo 
> Carvalho de Melo)
> 
> - Support x8/x16/x32/x64 hexadecimal "types" in ftrace and 'perf probe' 
> (Masami Hiramatsu)
> 
> Infrastructure:
> 
> - Skip running the feature tests for 'make install-doc' (Rui Teng)
> 
> - Introduce tools/include/linux/time64.h with *SEC_PER_*SEC macros
>   to use in all of tools/ (Arnaldo Carvalho de Melo)
> 
> - Break down symbol__disassemble() into multiple functions, to ease
>   future work on better reporting the errors that may take place in
>   the various steps it performs (possibly decompressing kernel module
>   files, getting build-id keyed files, calling objdump, parsing its
>   output, etc) (Arnaldo Carvalho de Melo)
> 
> - Typo fixes in various places (Colin Ian King)
> 
> - Remove superfluous NULL check in the TUI code (Colin Ian King)
> 
> - Allow displaying multiple header lines in the TUI browser, prep
>   work for the 'perf c2c' browser (Jiri Olsa)
> 
> - Copy coresight-pmu.h header file needed by perf tools (Mathieu Poirier)
> 
> - Use __weak definition from linux/compiler.h (Rui Teng)
> 
> Signed-off-by: Arnaldo Carvalho de Melo 
> 
> 
> 
> Arnaldo Carvalho de Melo (16):
>   tools: Introduce tools/include/linux/time64.h for *SEC_PER_*SEC macros
>   perf bench numa: Use NSEC_PER_U?SEC
>   perf sched: Use linux/time64.h
>   perf timechart: Use NSEC_PER_U?SEC
>   perf bench sched-pipe: Use linux/time64.h, USEC_PER_SEC
>   perf stat: Use *SEC_PER_*SEC macros
>   perf bench mem: Use USEC_PER_SEC
>   perf bench sched-messaging: Use USEC_PER_MSEC
>   perf record: Use USEC_PER_MSEC
>   perf kvm: Use NSEC_PER_USEC
>   perf bench futex: Use NSEC_PER_USEC
>   perf top: Use MSEC_PER_SEC
>   perf disassemble: Move check for kallsyms + !kcore
>   perf disassemble: Simplify logic for picking the filename to disassemble
>   perf disassemble: Extract logic to find file to pass to objdump to a 
> separate function
>   perf report: Allow configuring the default sort order in ~/.perfconfig
> 
> Colin Ian King (5):
>   perf hists browser: Remove superfluous null check on map
>   perf tools: Fix typo: "ehough" -> "enough"
>   perf test bpf: Fix typo: "ehough" -> "enough"
>   perf bpf: Fix typo: "ehough" -> "enough"
>   perf record: Fix spelling mistake "Finshed" -> "Finished"
> 
> Jiri Olsa (5):
>   perf hists: Introduce nr_header_lines into struct perf_hpp_list
>   perf hists: Add line argument into perf_hpp_fmt's header callback
>   perf tools tui: Display multiple header lines
>   perf tools stdio: Display multiple header lines
>   perf hists: Add support for header span
> 
> Masami Hiramatsu (6):
>   ftrace: kprobe: uprobe: Add x8/x16/x32/x64 for hexadecimal types
>   ftrace: probe: Add README entries for k/uprobe-events
>   perf probe: Add supported for type casting by the running kernel
>   perf probe: Support hexadecimal casting
>   perf probe: Use hexadecimal type by default if possible
>   ftrace: kprobe: uprobe: Show u8/u16/u32/u64 types in decimal
> 
> Mathieu Poirier (1):
>   tools: Copy coresight-pmu.h header file needed by perf tools
> 
> Rui Teng (2):
>   perf tools: Use __weak definition from linux/compiler.h
>   perf tools: Skip running the feature tests for 'make install-doc'
> 
>  Documentation/trace/kprobetrace.txt|  9 ++-
>  Documentation/trace/uprobetracer.txt   |  9 ++-
>  kernel/trace/trace.c   | 24 ++
>  kernel/trace/trace_kprobe.c|  4 +
>  kernel/trace/trace_probe.c | 30 
>  kernel/trace/trace_probe.h | 11 ++-
>  kernel/trace/trace_uprobe.c|  4 +
>  tools/include/linux/coresight-pmu.h| 39 ++
>  

Re: [GIT PULL 00/35] perf/core improvements and fixes

[Arnaldo Carvalho de Melo]

Em Fri, Dec 20, 2013 at 04:08:35PM -0300, Arnaldo Carvalho de Melo escreveu:
> User visible changes:
> 
> Improvements:
> 
> . Do not show stats if workload fails in 'stat' (David Ahern)

Hi Ingo,

Please hold on, as reported elsewhere, the above change broke
'perf stat valid-workload', so I removed it from my tree.

I'll resubmit soon with a bunch more,

Thanks,

- Arnaldo
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Re: [GIT PULL 00/35] perf/core improvements and fixes

[Arnaldo Carvalho de Melo]

Em Fri, Dec 20, 2013 at 04:08:35PM -0300, Arnaldo Carvalho de Melo escreveu:
 User visible changes:
 
 Improvements:
 
 . Do not show stats if workload fails in 'stat' (David Ahern)

Hi Ingo,

Please hold on, as reported elsewhere, the above change broke
'perf stat valid-workload', so I removed it from my tree.

I'll resubmit soon with a bunch more,

Thanks,

- Arnaldo
--
To unsubscribe from this list: send the line unsubscribe linux-kernel in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/