From: Alexey Budankov <alexey.budankov@linux.intel.com>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>, Andi Kleen <ak@linux.intel.com>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: [PATCH v5 02/13] perf evlist: introduce control file descriptors
Date: Mon, 1 Jun 2020 18:51:50 +0300 [thread overview]
Message-ID: <db5482d7-7906-6ccf-c851-e40505f2618f@linux.intel.com> (raw)
In-Reply-To: <e5cac8dd-7aa4-ec7c-671c-07756907acba@linux.intel.com>
Define and initialize control file descriptors.
Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
---
tools/perf/util/evlist.c | 3 +++
tools/perf/util/evlist.h | 5 +++++
2 files changed, 8 insertions(+)
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 173b4f0e0e6e..47541b5cab46 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -63,6 +63,9 @@ void evlist__init(struct evlist *evlist, struct perf_cpu_map *cpus,
perf_evlist__set_maps(&evlist->core, cpus, threads);
evlist->workload.pid = -1;
evlist->bkw_mmap_state = BKW_MMAP_NOTREADY;
+ evlist->ctl_fd.fd = -1;
+ evlist->ctl_fd.ack = -1;
+ evlist->ctl_fd.pos = -1;
}
struct evlist *evlist__new(void)
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index b6f325dfb4d2..0d8b361f1c8e 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -74,6 +74,11 @@ struct evlist {
pthread_t th;
volatile int done;
} thread;
+ struct {
+ int fd;
+ int ack;
+ int pos;
+ } ctl_fd;
};
struct evsel_str_handler {
--
2.24.1
next prev parent reply other threads:[~2020-06-01 15:51 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-01 15:46 [PATCH v5 00/13] perf: support enable and disable commands in stat and record modes Alexey Budankov
2020-06-01 15:51 ` [PATCH v5 01/13] tools/libperf: introduce static poll file descriptors Alexey Budankov
2020-06-01 15:51 ` Alexey Budankov [this message]
2020-06-01 15:52 ` [PATCH v5 03/13] perf evlist: implement control command handling functions Alexey Budankov
2020-06-01 15:53 ` [PATCH v5 04/13] perf stat: factor out body of event handling loop for system wide Alexey Budankov
2020-06-01 15:55 ` [PATCH v5 05/13] perf stat: move target check to loop control statement Alexey Budankov
2020-06-01 15:55 ` [PATCH v5 06/13] perf stat: factor out body of event handling loop for launch case Alexey Budankov
2020-06-01 15:56 ` [PATCH v5 07/13] perf stat: factor out event handling loop into dispatch_events() Alexey Budankov
2020-06-01 15:58 ` [PATCH v5 08/13] perf stat: extend -D,--delay option with -1 value Alexey Budankov
2020-06-01 16:02 ` [PATCH v5 09/13] perf stat: implement control commands handling Alexey Budankov
2020-06-01 16:03 ` [PATCH v5 10/13] perf stat: introduce --ctl-fd[-ack] options Alexey Budankov
2020-06-01 16:03 ` [PATCH v5 11/13] perf record: extend -D,--delay option with -1 value Alexey Budankov
2020-06-01 16:04 ` [PATCH v5 12/13] perf record: implement control commands handling Alexey Budankov
2020-06-01 16:05 ` [PATCH v5 13/13] perf record: introduce --ctl-fd[-ack] options Alexey Budankov
2020-06-01 16:30 ` Adrian Hunter
2020-06-01 17:11 ` Alexey Budankov
2020-06-01 23:37 ` Andi Kleen
2020-06-02 8:32 ` Alexey Budankov
2020-06-02 9:12 ` Alexey Budankov
2020-06-02 13:43 ` Adrian Hunter
2020-06-05 10:51 ` Jiri Olsa
2020-06-05 13:15 ` Alexey Budankov
2020-06-05 13:57 ` Jiri Olsa
2020-06-05 14:47 ` Alexey Budankov
2020-06-05 15:23 ` Alexey Budankov
2020-06-08 8:04 ` Alexey Budankov
2020-06-08 8:45 ` Jiri Olsa
2020-06-06 8:27 ` Jiri Olsa
2020-06-01 16:53 ` [PATCH v5 00/13] perf: support enable and disable commands in stat and record modes Alexey Budankov
2020-06-01 20:21 ` Alexey Budankov
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