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Groups > linux.kernel > #1253269 > unrolled thread

[GIT PULL 0/5] perf/core improvements and fixes

Started byArnaldo Carvalho de Melo <acme@kernel.org>
First post2015-10-21 23:40 +0200
Last post2015-10-22 09:40 +0200
Articles 4 — 2 participants

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  [GIT PULL 0/5] perf/core improvements and fixes Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-21 23:40 +0200
    [PATCH 4/5] perf evsel: Print branch filter state with -vv Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-21 23:40 +0200
    [PATCH 5/5] perf annotate: Add debug message for out of bounds sample Arnaldo Carvalho de Melo <acme@kernel.org> - 2015-10-21 23:40 +0200
    Re: [GIT PULL 0/5] perf/core improvements and fixes Ingo Molnar <mingo@kernel.org> - 2015-10-22 09:40 +0200

#1253269 — [GIT PULL 0/5] perf/core improvements and fixes

FromArnaldo Carvalho de Melo <acme@kernel.org>
Date2015-10-21 23:40 +0200
Subject[GIT PULL 0/5] perf/core improvements and fixes
Message-ID<qm9gZ-6Z6-3@gated-at.bofh.it>
Hi Ingo,

	Please consider pulling,

- Arnaldo

The following changes since commit 43e41adc9e8c36545888d78fed2ef8d102a938dc:

  perf record: Add ability to sample call branches (2015-10-20 10:30:55 +0200)

are available in the git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-core-for-mingo

for you to fetch changes up to e3d006ce8180a0c025ce66bdc89bbc125f85be57:

  perf annotate: Add debug message for out of bounds sample (2015-10-21 18:12:37 -0300)

----------------------------------------------------------------
perf/core improvements and fixes:

User visible:

- Print branch filter state with verbose mode (Andi Kleen)

- Fix core dump caused by per-socket/core system-wide stat (Kan Liang)

- Update libtraceevent KVM plugin (Paolo Bonzini)

Developer stuff:

- Add fixdep to 'tools/build' .gitignore (Yunlong Song)

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

----------------------------------------------------------------
Andi Kleen (1):
      perf evsel: Print branch filter state with -vv

Arnaldo Carvalho de Melo (1):
      perf annotate: Add debug message for out of bounds sample

Kan Liang (1):
      perf cpu_map: Fix core dump caused by per-socket/core system-wide stat

Paolo Bonzini (1):
      tools lib traceevent: update KVM plugin

Yunlong Song (1):
      perf build: Add fixdep to .gitignore

 tools/build/.gitignore            |  1 +
 tools/lib/traceevent/plugin_kvm.c | 25 +++++++++++++++++--------
 tools/perf/util/annotate.c        |  5 ++++-
 tools/perf/util/cpumap.c          |  2 +-
 tools/perf/util/evsel.c           |  1 +
 5 files changed, 24 insertions(+), 10 deletions(-)
 create mode 100644 tools/build/.gitignore
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#1253271 — [PATCH 4/5] perf evsel: Print branch filter state with -vv

FromArnaldo Carvalho de Melo <acme@kernel.org>
Date2015-10-21 23:40 +0200
Subject[PATCH 4/5] perf evsel: Print branch filter state with -vv
Message-ID<qm9h1-6Z6-23@gated-at.bofh.it>
In reply to#1253269
From: Andi Kleen <ak@linux.intel.com>

Add a missing field to the perf_event_attr debug output.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Link: http://lkml.kernel.org/r/1445366797-30894-4-git-send-email-andi@firstfloor.org
[ Print it between config2 and sample_regs_user (peterz)]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/evsel.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 8be867ccefe9..ab05fa52a5cd 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1262,6 +1262,7 @@ int perf_event_attr__fprintf(FILE *fp, struct perf_event_attr *attr,
 	PRINT_ATTRf(bp_type, p_unsigned);
 	PRINT_ATTRn("{ bp_addr, config1 }", bp_addr, p_hex);
 	PRINT_ATTRn("{ bp_len, config2 }", bp_len, p_hex);
+	PRINT_ATTRf(branch_sample_type, p_unsigned);
 	PRINT_ATTRf(sample_regs_user, p_hex);
 	PRINT_ATTRf(sample_stack_user, p_unsigned);
 	PRINT_ATTRf(clockid, p_signed);
-- 
2.1.0

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#1253272 — [PATCH 5/5] perf annotate: Add debug message for out of bounds sample

FromArnaldo Carvalho de Melo <acme@kernel.org>
Date2015-10-21 23:40 +0200
Subject[PATCH 5/5] perf annotate: Add debug message for out of bounds sample
Message-ID<qm9h1-6Z6-27@gated-at.bofh.it>
In reply to#1253269
From: Arnaldo Carvalho de Melo <acme@redhat.com>

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-q0lde9ajs84oi38nlyjcqbwg@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/annotate.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index d1eece70b84d..0fc8d7a2fea5 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -548,8 +548,11 @@ static int __symbol__inc_addr_samples(struct symbol *sym, struct map *map,
 
 	pr_debug3("%s: addr=%#" PRIx64 "\n", __func__, map->unmap_ip(map, addr));
 
-	if (addr < sym->start || addr >= sym->end)
+	if (addr < sym->start || addr >= sym->end) {
+		pr_debug("%s(%d): ERANGE! sym->name=%s, start=%#" PRIx64 ", addr=%#" PRIx64 ", end=%#" PRIx64 "\n",
+		       __func__, __LINE__, sym->name, sym->start, addr, sym->end);
 		return -ERANGE;
+	}
 
 	offset = addr - sym->start;
 	h = annotation__histogram(notes, evidx);
-- 
2.1.0

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#1253543

FromIngo Molnar <mingo@kernel.org>
Date2015-10-22 09:40 +0200
Message-ID<qmiDE-3XH-13@gated-at.bofh.it>
In reply to#1253269
* Arnaldo Carvalho de Melo <acme@kernel.org> wrote:

> Hi Ingo,
> 
> 	Please consider pulling,
> 
> - Arnaldo
> 
> The following changes since commit 43e41adc9e8c36545888d78fed2ef8d102a938dc:
> 
>   perf record: Add ability to sample call branches (2015-10-20 10:30:55 +0200)
> 
> are available in the git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-core-for-mingo
> 
> for you to fetch changes up to e3d006ce8180a0c025ce66bdc89bbc125f85be57:
> 
>   perf annotate: Add debug message for out of bounds sample (2015-10-21 18:12:37 -0300)
> 
> ----------------------------------------------------------------
> perf/core improvements and fixes:
> 
> User visible:
> 
> - Print branch filter state with verbose mode (Andi Kleen)
> 
> - Fix core dump caused by per-socket/core system-wide stat (Kan Liang)
> 
> - Update libtraceevent KVM plugin (Paolo Bonzini)
> 
> Developer stuff:
> 
> - Add fixdep to 'tools/build' .gitignore (Yunlong Song)
> 
> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
> 
> ----------------------------------------------------------------
> Andi Kleen (1):
>       perf evsel: Print branch filter state with -vv
> 
> Arnaldo Carvalho de Melo (1):
>       perf annotate: Add debug message for out of bounds sample
> 
> Kan Liang (1):
>       perf cpu_map: Fix core dump caused by per-socket/core system-wide stat
> 
> Paolo Bonzini (1):
>       tools lib traceevent: update KVM plugin
> 
> Yunlong Song (1):
>       perf build: Add fixdep to .gitignore
> 
>  tools/build/.gitignore            |  1 +
>  tools/lib/traceevent/plugin_kvm.c | 25 +++++++++++++++++--------
>  tools/perf/util/annotate.c        |  5 ++++-
>  tools/perf/util/cpumap.c          |  2 +-
>  tools/perf/util/evsel.c           |  1 +
>  5 files changed, 24 insertions(+), 10 deletions(-)
>  create mode 100644 tools/build/.gitignore

Pulled, thanks a lot Arnaldo!

	Ingo
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