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Commit 4f7cf3a9 authored by Ingo Molnar's avatar Ingo Molnar
Browse files

Merge tag 'perf-core-for-mingo' of... 

Merge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux

 into perf/core

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

User visible changes:

  o Add +field argument support for --sort option (Jiri Olsa)

  o Do not access kallsyms when analyzing user binaries with 'probe' (Masami Hiramatsu)

  o Ignore stripped vmlinux and fallback to kallsyms (Anton Blanchard)

  o Add path to Ubuntu kernel debuginfo file (Anton Blanchard)

  o Disable kernel symbol demangling by default (Avi Kivity)

Infrastructure changes:

  o More intel PT prep work, from Adrian Hunter, including:

    - Let a user specify a PMU event without any config terms
    - Add perf-with-kcore script
    - Let default config be defined for a PMU
    - Add perf_pmu__scan_file()

  o "perf kvm stat report" improvements by Alexander Yarygin:
    o  Save pid string in opts.target.pid
    o  Enable the target.system_wide flag
    o  Unify the title bar output

  o Fix build issue on powerpc when DWARF support is disabled (Anton Blanchard)

  o Allow to specify lib compile variable for spec usage (Jiri Olsa)

  o Fix build on ARM (Stephane Eranian)

  o Fix build on powerpc when DWARF support is disabled (Anton Blanchard)

  o Don't include sys/poll.h directly (Arnaldo Carvalho de Melo)

  o Use ring buffer consume method to look like other tools (Arnaldo Carvalho de Melo)

  o Allow to specify lib compile variable for spec usage (Jiri Olsa)

  o Fix GNU-only grep usage in Makefile (John Spencer)

Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parents c88f2096 e5685730

tools/perf/.gitignore

+1 −0
Original line number Original line Diff line number Diff line
@@ -15,6 +15,7 @@ perf.data 
perf.data.old

perf.data.old

output.svg

output.svg

perf-archive

perf-archive

perf-with-kcore

tags

tags

TAGS

TAGS

cscope*

cscope*

tools/perf/Documentation/perf-probe.txt

+3 −0
Original line number Original line Diff line number Diff line
@@ -104,6 +104,9 @@ OPTIONS 
	Specify path to the executable or shared library file for user

	Specify path to the executable or shared library file for user

	space tracing. Can also be used with --funcs option.

	space tracing. Can also be used with --funcs option.





--demangle-kernel::

	Demangle kernel symbols.



In absence of -m/-x options, perf probe checks if the first argument after

In absence of -m/-x options, perf probe checks if the first argument after

the options is an absolute path name. If its an absolute path, perf probe

the options is an absolute path name. If its an absolute path, perf probe

uses it as a target module/target user space binary to probe.

uses it as a target module/target user space binary to probe.

tools/perf/Documentation/perf-report.txt

+3 −0
Original line number Original line Diff line number Diff line
@@ -276,6 +276,9 @@ OPTIONS 
	Demangle symbol names to human readable form. It's enabled by default,

	Demangle symbol names to human readable form. It's enabled by default,

	disable with --no-demangle.

	disable with --no-demangle.





--demangle-kernel::

	Demangle kernel symbol names to human readable form (for C++ kernels).



--mem-mode::

--mem-mode::

	Use the data addresses of samples in addition to instruction addresses

	Use the data addresses of samples in addition to instruction addresses

	to build the histograms.  To generate meaningful output, the perf.data

	to build the histograms.  To generate meaningful output, the perf.data

tools/perf/Documentation/perf-top.txt

+3 −0
Original line number Original line Diff line number Diff line
@@ -98,6 +98,9 @@ Default is to monitor all CPUS. 
--hide_user_symbols::

--hide_user_symbols::

        Hide user symbols.

        Hide user symbols.





--demangle-kernel::

        Demangle kernel symbols.



-D::

-D::

--dump-symtab::

--dump-symtab::

        Dump the symbol table used for profiling.

        Dump the symbol table used for profiling.

tools/perf/Makefile.perf

+4 −1
Original line number Original line Diff line number Diff line
@@ -126,6 +126,7 @@ PYRF_OBJS = 
SCRIPT_SH =

SCRIPT_SH =





SCRIPT_SH += perf-archive.sh

SCRIPT_SH += perf-archive.sh

SCRIPT_SH += perf-with-kcore.sh





grep-libs = $(filter -l%,$(1))

grep-libs = $(filter -l%,$(1))

strip-libs = $(filter-out -l%,$(1))

strip-libs = $(filter-out -l%,$(1))
@@ -878,6 +879,8 @@ install-bin: all install-gtk 
		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'

		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'

	$(call QUIET_INSTALL, perf-archive) \

	$(call QUIET_INSTALL, perf-archive) \

		$(INSTALL) $(OUTPUT)perf-archive -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'

		$(INSTALL) $(OUTPUT)perf-archive -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'

	$(call QUIET_INSTALL, perf-with-kcore) \

		$(INSTALL) $(OUTPUT)perf-with-kcore -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'

ifndef NO_LIBPERL

ifndef NO_LIBPERL

	$(call QUIET_INSTALL, perl-scripts) \

	$(call QUIET_INSTALL, perl-scripts) \

		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'; \

		$(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/scripts/perl/Perf-Trace-Util/lib/Perf/Trace'; \
@@ -923,7 +926,7 @@ config-clean: 
	@$(MAKE) -C config/feature-checks clean >/dev/null

	@$(MAKE) -C config/feature-checks clean >/dev/null





clean: $(LIBTRACEEVENT)-clean $(LIBAPIKFS)-clean config-clean

clean: $(LIBTRACEEVENT)-clean $(LIBAPIKFS)-clean config-clean

	$(call QUIET_CLEAN, core-objs)  $(RM) $(LIB_OBJS) $(BUILTIN_OBJS) $(LIB_FILE) $(OUTPUT)perf-archive $(OUTPUT)perf.o $(LANG_BINDINGS) $(GTK_OBJS)

	$(call QUIET_CLEAN, core-objs)  $(RM) $(LIB_OBJS) $(BUILTIN_OBJS) $(LIB_FILE) $(OUTPUT)perf-archive $(OUTPUT)perf-with-kcore $(OUTPUT)perf.o $(LANG_BINDINGS) $(GTK_OBJS)

	$(call QUIET_CLEAN, core-progs) $(RM) $(ALL_PROGRAMS) perf

	$(call QUIET_CLEAN, core-progs) $(RM) $(ALL_PROGRAMS) perf

	$(call QUIET_CLEAN, core-gen)   $(RM)  *.spec *.pyc *.pyo */*.pyc */*.pyo $(OUTPUT)common-cmds.h TAGS tags cscope* $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)PERF-CFLAGS $(OUTPUT)PERF-FEATURES $(OUTPUT)util/*-bison* $(OUTPUT)util/*-flex*

	$(call QUIET_CLEAN, core-gen)   $(RM)  *.spec *.pyc *.pyo */*.pyc */*.pyo $(OUTPUT)common-cmds.h TAGS tags cscope* $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)PERF-CFLAGS $(OUTPUT)PERF-FEATURES $(OUTPUT)util/*-bison* $(OUTPUT)util/*-flex*

	$(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) clean

	$(QUIET_SUBDIR0)Documentation $(QUIET_SUBDIR1) clean