From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ingo Molnar <mingo@kernel.org>, Thomas Gleixner <tglx@linutronix.de>
Cc: Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
Clark Williams <williams@redhat.com>,
linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Michael Petlan <mpetlan@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Arnaldo Carvalho de Melo <acme@redhat.com>
Subject: [PATCH 52/69] libperf: Adopt perf_mmap__read_done() from tools/perf
Date: Fri, 11 Oct 2019 17:05:42 -0300 [thread overview]
Message-ID: <20191011200559.7156-53-acme@kernel.org> (raw)
In-Reply-To: <20191011200559.7156-1-acme@kernel.org>
From: Jiri Olsa <jolsa@kernel.org>
Move perf_mmap__read_init() from tools/perf to libperf and export it in
the perf/mmap.h header.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/20191007125344.14268-12-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/arch/x86/tests/perf-time-to-tsc.c | 2 +-
tools/perf/builtin-kvm.c | 2 +-
tools/perf/builtin-top.c | 2 +-
tools/perf/builtin-trace.c | 2 +-
tools/perf/lib/include/perf/mmap.h | 1 +
tools/perf/lib/libperf.map | 1 +
tools/perf/lib/mmap.c | 17 +++++++++++++++++
tools/perf/tests/backward-ring-buffer.c | 2 +-
tools/perf/tests/bpf.c | 2 +-
tools/perf/tests/code-reading.c | 2 +-
tools/perf/tests/keep-tracking.c | 2 +-
tools/perf/tests/mmap-basic.c | 2 +-
tools/perf/tests/openat-syscall-tp-fields.c | 2 +-
tools/perf/tests/perf-record.c | 2 +-
tools/perf/tests/sw-clock.c | 2 +-
tools/perf/tests/switch-tracking.c | 2 +-
tools/perf/tests/task-exit.c | 2 +-
tools/perf/util/evlist.c | 2 +-
tools/perf/util/mmap.c | 17 -----------------
tools/perf/util/mmap.h | 1 -
20 files changed, 34 insertions(+), 33 deletions(-)
diff --git a/tools/perf/arch/x86/tests/perf-time-to-tsc.c b/tools/perf/arch/x86/tests/perf-time-to-tsc.c
index 6a0c3ff78e01..c90d925f7ae6 100644
--- a/tools/perf/arch/x86/tests/perf-time-to-tsc.c
+++ b/tools/perf/arch/x86/tests/perf-time-to-tsc.c
@@ -142,7 +142,7 @@ int test__perf_time_to_tsc(struct test *test __maybe_unused, int subtest __maybe
next_event:
perf_mmap__consume(&md->core);
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
}
if (!comm1_time || !comm2_time)
diff --git a/tools/perf/builtin-kvm.c b/tools/perf/builtin-kvm.c
index b6a8078dd446..4c087a8c9fed 100644
--- a/tools/perf/builtin-kvm.c
+++ b/tools/perf/builtin-kvm.c
@@ -794,7 +794,7 @@ static s64 perf_kvm__mmap_read_idx(struct perf_kvm_stat *kvm, int idx,
break;
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
return n;
}
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 4a4bb7b20c39..1a54069ccd9c 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -894,7 +894,7 @@ static void perf_top__mmap_read_idx(struct perf_top *top, int idx)
}
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
}
static void perf_top__mmap_read(struct perf_top *top)
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index cd69d68e7f1d..23116289f710 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -3821,7 +3821,7 @@ static int trace__run(struct trace *trace, int argc, const char **argv)
draining = true;
}
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
}
if (trace->nr_events == before) {
diff --git a/tools/perf/lib/include/perf/mmap.h b/tools/perf/lib/include/perf/mmap.h
index 646e9052b003..4f946e7f724b 100644
--- a/tools/perf/lib/include/perf/mmap.h
+++ b/tools/perf/lib/include/perf/mmap.h
@@ -8,5 +8,6 @@ struct perf_mmap;
LIBPERF_API void perf_mmap__consume(struct perf_mmap *map);
LIBPERF_API int perf_mmap__read_init(struct perf_mmap *map);
+LIBPERF_API void perf_mmap__read_done(struct perf_mmap *map);
#endif /* __LIBPERF_MMAP_H */
diff --git a/tools/perf/lib/libperf.map b/tools/perf/lib/libperf.map
index bc3fbb213a3e..7e3ea2e9c917 100644
--- a/tools/perf/lib/libperf.map
+++ b/tools/perf/lib/libperf.map
@@ -42,6 +42,7 @@ LIBPERF_0.0.1 {
perf_evlist__poll;
perf_mmap__consume;
perf_mmap__read_init;
+ perf_mmap__read_done;
local:
*;
};
diff --git a/tools/perf/lib/mmap.c b/tools/perf/lib/mmap.c
index fdbc6c550dea..97297cba44e3 100644
--- a/tools/perf/lib/mmap.c
+++ b/tools/perf/lib/mmap.c
@@ -175,3 +175,20 @@ int perf_mmap__read_init(struct perf_mmap *map)
return __perf_mmap__read_init(map);
}
+
+/*
+ * Mandatory for overwrite mode
+ * The direction of overwrite mode is backward.
+ * The last perf_mmap__read() will set tail to map->core.prev.
+ * Need to correct the map->core.prev to head which is the end of next read.
+ */
+void perf_mmap__read_done(struct perf_mmap *map)
+{
+ /*
+ * Check if event was unmapped due to a POLLHUP/POLLERR.
+ */
+ if (!refcount_read(&map->refcnt))
+ return;
+
+ map->prev = perf_mmap__read_head(map);
+}
diff --git a/tools/perf/tests/backward-ring-buffer.c b/tools/perf/tests/backward-ring-buffer.c
index ff3a986983ab..13e67cd213bd 100644
--- a/tools/perf/tests/backward-ring-buffer.c
+++ b/tools/perf/tests/backward-ring-buffer.c
@@ -54,7 +54,7 @@ static int count_samples(struct evlist *evlist, int *sample_count,
return TEST_FAIL;
}
}
- perf_mmap__read_done(map);
+ perf_mmap__read_done(&map->core);
}
return TEST_OK;
}
diff --git a/tools/perf/tests/bpf.c b/tools/perf/tests/bpf.c
index 73d26c63d624..fd45529e29c1 100644
--- a/tools/perf/tests/bpf.c
+++ b/tools/perf/tests/bpf.c
@@ -194,7 +194,7 @@ static int do_test(struct bpf_object *obj, int (*func)(void),
if (type == PERF_RECORD_SAMPLE)
count ++;
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
}
if (count != expect) {
diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index cf992e0b27ff..9947cda29bad 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -435,7 +435,7 @@ static int process_events(struct machine *machine, struct evlist *evlist,
if (ret < 0)
return ret;
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
}
return 0;
}
diff --git a/tools/perf/tests/keep-tracking.c b/tools/perf/tests/keep-tracking.c
index e85da7e77269..e950907f6f57 100644
--- a/tools/perf/tests/keep-tracking.c
+++ b/tools/perf/tests/keep-tracking.c
@@ -49,7 +49,7 @@ static int find_comm(struct evlist *evlist, const char *comm)
found += 1;
perf_mmap__consume(&md->core);
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
}
return found;
}
diff --git a/tools/perf/tests/mmap-basic.c b/tools/perf/tests/mmap-basic.c
index 77f42f0ac15d..bb15d405a42c 100644
--- a/tools/perf/tests/mmap-basic.c
+++ b/tools/perf/tests/mmap-basic.c
@@ -142,7 +142,7 @@ int test__basic_mmap(struct test *test __maybe_unused, int subtest __maybe_unuse
nr_events[evsel->idx]++;
perf_mmap__consume(&md->core);
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
out_init:
err = 0;
diff --git a/tools/perf/tests/openat-syscall-tp-fields.c b/tools/perf/tests/openat-syscall-tp-fields.c
index d6a563120d93..c95eb1bbf396 100644
--- a/tools/perf/tests/openat-syscall-tp-fields.c
+++ b/tools/perf/tests/openat-syscall-tp-fields.c
@@ -124,7 +124,7 @@ int test__syscall_openat_tp_fields(struct test *test __maybe_unused, int subtest
goto out_ok;
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
}
if (nr_events == before)
diff --git a/tools/perf/tests/perf-record.c b/tools/perf/tests/perf-record.c
index 2587cb8b2c0f..92a53be3b32b 100644
--- a/tools/perf/tests/perf-record.c
+++ b/tools/perf/tests/perf-record.c
@@ -279,7 +279,7 @@ int test__PERF_RECORD(struct test *test __maybe_unused, int subtest __maybe_unus
perf_mmap__consume(&md->core);
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
}
/*
diff --git a/tools/perf/tests/sw-clock.c b/tools/perf/tests/sw-clock.c
index 808669507c30..ace20921ad55 100644
--- a/tools/perf/tests/sw-clock.c
+++ b/tools/perf/tests/sw-clock.c
@@ -120,7 +120,7 @@ static int __test__sw_clock_freq(enum perf_sw_ids clock_id)
next_event:
perf_mmap__consume(&md->core);
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
out_init:
if ((u64) nr_samples == total_periods) {
diff --git a/tools/perf/tests/switch-tracking.c b/tools/perf/tests/switch-tracking.c
index bedfdec34972..8400fb17c170 100644
--- a/tools/perf/tests/switch-tracking.c
+++ b/tools/perf/tests/switch-tracking.c
@@ -280,7 +280,7 @@ static int process_events(struct evlist *evlist,
if (ret < 0)
goto out_free_nodes;
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
}
events_array = calloc(cnt, sizeof(struct event_node));
diff --git a/tools/perf/tests/task-exit.c b/tools/perf/tests/task-exit.c
index 035d42375d4b..c6a13948821c 100644
--- a/tools/perf/tests/task-exit.c
+++ b/tools/perf/tests/task-exit.c
@@ -127,7 +127,7 @@ int test__task_exit(struct test *test __maybe_unused, int subtest __maybe_unused
perf_mmap__consume(&md->core);
}
- perf_mmap__read_done(md);
+ perf_mmap__read_done(&md->core);
out_init:
if (!exited || !nr_exit) {
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index d9a4a4b188ed..6e070ee9ad39 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1822,7 +1822,7 @@ static void *perf_evlist__poll_thread(void *arg)
perf_mmap__consume(&map->core);
got_data = true;
}
- perf_mmap__read_done(map);
+ perf_mmap__read_done(&map->core);
}
if (draining && !got_data)
diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c
index 59379118c2f1..2dedef9b06fd 100644
--- a/tools/perf/util/mmap.c
+++ b/tools/perf/util/mmap.c
@@ -405,20 +405,3 @@ int perf_mmap__push(struct mmap *md, void *to,
out:
return rc;
}
-
-/*
- * Mandatory for overwrite mode
- * The direction of overwrite mode is backward.
- * The last perf_mmap__read() will set tail to map->core.prev.
- * Need to correct the map->core.prev to head which is the end of next read.
- */
-void perf_mmap__read_done(struct mmap *map)
-{
- /*
- * Check if event was unmapped due to a POLLHUP/POLLERR.
- */
- if (!refcount_read(&map->core.refcnt))
- return;
-
- map->core.prev = perf_mmap__read_head(&map->core);
-}
diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h
index 6d818ef51f05..0b15702be1a5 100644
--- a/tools/perf/util/mmap.h
+++ b/tools/perf/util/mmap.h
@@ -54,5 +54,4 @@ int perf_mmap__push(struct mmap *md, void *to,
size_t mmap__mmap_len(struct mmap *map);
-void perf_mmap__read_done(struct mmap *map);
#endif /*__PERF_MMAP_H */
--
2.21.0
next prev parent reply other threads:[~2019-10-11 20:05 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-11 20:04 [GIT PULL] perf/core improvements and fixes Arnaldo Carvalho de Melo
2019-10-11 20:04 ` [PATCH 01/69] perf env: Add routine to read the env->cpuid from the running machine Arnaldo Carvalho de Melo
2019-10-11 20:04 ` [PATCH 02/69] perf top: Initialize perf_env->cpuid, needed by the per arch annotation init routine Arnaldo Carvalho de Melo
2019-10-11 20:04 ` [PATCH 03/69] perf evlist: Adopt __set_tracepoint_handlers method from perf_session Arnaldo Carvalho de Melo
2019-10-11 20:04 ` [PATCH 04/69] perf trace: Make evlist__set_evsel_handler() affect just entries without a handler Arnaldo Carvalho de Melo
2019-10-11 20:04 ` [PATCH 05/69] perf trace: Separate 'struct syscall_fmt' definition from syscall_fmts variable Arnaldo Carvalho de Melo
2019-10-11 20:04 ` [PATCH 06/69] perf trace: Generalize the syscall_fmt find routines Arnaldo Carvalho de Melo
2019-10-11 20:04 ` [PATCH 07/69] perf trace: Postpone parsing .perfconfig trace.add_events to after --verbose is processed Arnaldo Carvalho de Melo
2019-10-11 20:04 ` [PATCH 08/69] perf trace augmented_syscalls: Do not show syscalls when none was asked for Arnaldo Carvalho de Melo
2019-10-11 20:04 ` [PATCH 09/69] perf scripts python: exported-sql-viewer.py: Add LookupModel() Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 10/69] perf scripts python: exported-sql-viewer.py: Add HBoxLayout and VBoxLayout Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 11/69] perf scripts python: exported-sql-viewer.py: Add global time range calculations Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 12/69] perf scripts python: exported-sql-viewer.py: Tidy up Call tree call_time Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 13/69] perf scripts python: exported-sql-viewer.py: Add ability for Call tree to open at a specified task and time Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 14/69] perf scripts python: exported-sql-viewer.py: Add Time chart by CPU Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 15/69] perf tools: Make usage of test_attr__* optional for perf-sys.h Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 16/69] samples/bpf: fix build by setting HAVE_ATTR_TEST to zero Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 17/69] perf script: Allow --time with --reltime Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 18/69] perf trace: Factor out the initialization of syscal_arg_fmt->scnprintf Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 19/69] perf trace: Allocate an array of beautifiers for tracepoint args Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 20/69] perf trace: Move some scnprintf methods from syscall to syscall_arg_fmt Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 21/69] perf trace: Add the syscall_arg_fmt pointer to syscall_arg Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 22/69] perf trace: Add array of chars scnprintf beautifier Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 23/69] perf trace: Enclose all events argument lists with () Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 24/69] perf trace: Allow choosing how to augment the tracepoint arguments Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 25/69] tools arch x86: Grab a copy of the file containing the MSR numbers Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 26/69] perf beauty: Make strarray's offset be u64 Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 27/69] perf trace beauty: Add a x86 MSR cmd id->str table generator Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 28/69] perf beauty: Hook up the x86 MSR " Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 29/69] perf trace: Allow associating scnprintf routines with well known arg names Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 30/69] perf trace beauty: Add the glue for the autogenerated MSR arrays Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 31/69] perf trace: Associate the "msr" tracepoint arg name with x86_MSR__scnprintf() Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 32/69] perf evlist: Factor out asprintf routine to build a tracepoint pid filter Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 33/69] perf evlist: Introduce append_tp_filter() method Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 34/69] perf evlist: Introduce append_tp_filter_pid() and append_tp_filter_pids() Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 35/69] perf trace: Introduce --filter for tracepoint events Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 36/69] perf trace: Add a strtoul() method to 'struct syscall_arg_fmt' Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 37/69] perf trace: Introduce a strtoul() method for 'struct strarrays' Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 38/69] perf trace: Expand strings in filters to integers Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 39/69] perf beauty: Introduce strtoul() for x86 MSRs Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 40/69] perf tools: Avoid 'sample_reg_masks' being const + weak Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 41/69] MAINTAINERS: Add entry for perf tool arm64 pmu-events files Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 42/69] libperf: Add perf_mmap__init() function Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 43/69] libperf: Add 'struct perf_mmap_param' Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 44/69] libperf: Adopt perf_mmap__mmap_len() function from tools/perf Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 45/69] libperf: Adopt perf_mmap__mmap() " Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 46/69] libperf: Adopt perf_mmap__get() " Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 47/69] libperf: Adopt perf_mmap__unmap() " Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 48/69] libperf: Adopt perf_mmap__put() " Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 49/69] perf tools: Use perf_mmap way to detect aux mmap Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 50/69] libperf: Adopt perf_mmap__consume() function from tools/perf Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 51/69] libperf: Adopt perf_mmap__read_init() " Arnaldo Carvalho de Melo
2019-10-11 20:05 ` Arnaldo Carvalho de Melo [this message]
2019-10-11 20:05 ` [PATCH 53/69] libperf: Adopt perf_mmap__read_event() " Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 54/69] libperf: Adopt perf_evlist__mmap()/munmap() " Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 55/69] libperf: Introduce perf_evlist__mmap_ops() Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 56/69] libperf: Introduce perf_evlist_mmap_ops::idx callback Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 57/69] libperf: Add perf_evlist_mmap_ops::get callback Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 58/69] libperf: Introduce perf_evlist_mmap_ops::mmap callback Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 59/69] perf tools: Introduce perf_evlist__mmap_cb_idx() Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 60/69] perf evlist: Introduce perf_evlist__mmap_cb_get() Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 61/69] perf evlist: Introduce perf_evlist__mmap_cb_mmap() Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 62/69] perf evlist: Switch to libperf's mmap interface Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 63/69] libperf: Centralize map refcnt setting Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 64/69] libperf: Move the pollfd allocation from tools/perf to libperf Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 65/69] libperf: Introduce perf_evlist__exit() Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 66/69] libperf: Introduce perf_evlist__purge() Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 67/69] libperf: Adopt perf_evlist__filter_pollfd() from tools/perf Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 68/69] perf tools: Propagate CFLAGS to libperf Arnaldo Carvalho de Melo
2019-10-11 20:05 ` [PATCH 69/69] perf diff: Report noisy for cycles diff Arnaldo Carvalho de Melo
2019-10-15 5:25 ` [GIT PULL] perf/core improvements and fixes Ingo Molnar
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