From: Marco Elver <elver@google.com>
To: elver@google.com, peterz@infradead.org,
alexander.shishkin@linux.intel.com, acme@kernel.org,
mingo@redhat.com, jolsa@redhat.com, mark.rutland@arm.com,
namhyung@kernel.org, tglx@linutronix.de
Cc: glider@google.com, viro@zeniv.linux.org.uk, arnd@arndb.de,
christian@brauner.io, dvyukov@google.com, jannh@google.com,
axboe@kernel.dk, mascasa@google.com, pcc@google.com,
irogers@google.com, oleg@redhat.com, kasan-dev@googlegroups.com,
linux-arch@vger.kernel.org, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, x86@kernel.org,
linux-kselftest@vger.kernel.org
Subject: [PATCH v4 09/10] tools headers uapi: Sync tools/include/uapi/linux/perf_event.h
Date: Thu, 8 Apr 2021 12:36:04 +0200 [thread overview]
Message-ID: <20210408103605.1676875-10-elver@google.com> (raw)
In-Reply-To: <20210408103605.1676875-1-elver@google.com>
Sync tool's uapi to pick up the changes adding inherit_thread,
remove_on_exec, and sigtrap fields to perf_event_attr.
Signed-off-by: Marco Elver <elver@google.com>
---
v4:
* Update for new perf_event_attr::sig_data.
v3:
* Added to series.
---
tools/include/uapi/linux/perf_event.h | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index ad15e40d7f5d..31b00e3b69c9 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -311,6 +311,7 @@ enum perf_event_read_format {
#define PERF_ATTR_SIZE_VER4 104 /* add: sample_regs_intr */
#define PERF_ATTR_SIZE_VER5 112 /* add: aux_watermark */
#define PERF_ATTR_SIZE_VER6 120 /* add: aux_sample_size */
+#define PERF_ATTR_SIZE_VER7 128 /* add: sig_data */
/*
* Hardware event_id to monitor via a performance monitoring event:
@@ -389,7 +390,10 @@ struct perf_event_attr {
cgroup : 1, /* include cgroup events */
text_poke : 1, /* include text poke events */
build_id : 1, /* use build id in mmap2 events */
- __reserved_1 : 29;
+ inherit_thread : 1, /* children only inherit if cloned with CLONE_THREAD */
+ remove_on_exec : 1, /* event is removed from task on exec */
+ sigtrap : 1, /* send synchronous SIGTRAP on event */
+ __reserved_1 : 26;
union {
__u32 wakeup_events; /* wakeup every n events */
@@ -441,6 +445,12 @@ struct perf_event_attr {
__u16 __reserved_2;
__u32 aux_sample_size;
__u32 __reserved_3;
+
+ /*
+ * User provided data if sigtrap=1, passed back to user via
+ * siginfo_t::si_perf, e.g. to permit user to identify the event.
+ */
+ __u64 sig_data;
};
/*
--
2.31.0.208.g409f899ff0-goog
next prev parent reply other threads:[~2021-04-08 10:37 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-08 10:35 [PATCH v4 00/10] Add support for synchronous signals on perf events Marco Elver
2021-04-08 10:35 ` [PATCH v4 01/10] perf: Rework perf_event_exit_event() Marco Elver
2021-04-16 15:01 ` [tip: perf/core] " tip-bot2 for Peter Zijlstra
2021-04-08 10:35 ` [PATCH v4 02/10] perf: Apply PERF_EVENT_IOC_MODIFY_ATTRIBUTES to children Marco Elver
2021-04-16 15:01 ` [tip: perf/core] " tip-bot2 for Marco Elver
2021-04-08 10:35 ` [PATCH v4 03/10] perf: Support only inheriting events if cloned with CLONE_THREAD Marco Elver
2021-04-08 10:35 ` [PATCH v4 04/10] perf: Add support for event removal on exec Marco Elver
2021-04-16 15:01 ` [tip: perf/core] " tip-bot2 for Marco Elver
2021-04-08 10:36 ` [PATCH v4 05/10] signal: Introduce TRAP_PERF si_code and si_perf to siginfo Marco Elver
2021-04-16 15:01 ` [tip: perf/core] " tip-bot2 for Marco Elver
[not found] ` <CGME20210420212618eucas1p102b427d1af9c682217dfe093f3eac3e8@eucas1p1.samsung.com>
2021-04-20 21:26 ` [PATCH v4 05/10] " Marek Szyprowski
2021-04-20 22:42 ` Marco Elver
2021-04-21 6:21 ` Marek Szyprowski
2021-04-21 7:35 ` Marek Szyprowski
2021-04-21 8:11 ` Marco Elver
2021-04-21 9:35 ` Marek Szyprowski
2021-04-21 10:57 ` Marek Szyprowski
2021-04-21 11:03 ` Marco Elver
2021-04-21 13:19 ` Marek Szyprowski
2021-04-21 15:11 ` Marco Elver
2021-04-21 16:27 ` Marco Elver
2021-04-21 18:23 ` Marco Elver
2021-04-22 6:12 ` Marek Szyprowski
2021-04-22 6:47 ` Marco Elver
2021-04-22 8:16 ` Jon Hunter
2021-04-26 7:35 ` Alexander Egorenkov
2021-04-21 15:07 ` Jon Hunter
2021-04-08 10:36 ` [PATCH v4 06/10] perf: Add support for SIGTRAP on perf events Marco Elver
2021-04-08 10:36 ` [PATCH v4 07/10] selftests/perf_events: Add kselftest for process-wide sigtrap handling Marco Elver
2021-04-16 15:01 ` [tip: perf/core] " tip-bot2 for Marco Elver
2021-04-08 10:36 ` [PATCH v4 08/10] selftests/perf_events: Add kselftest for remove_on_exec Marco Elver
2021-04-16 15:01 ` [tip: perf/core] " tip-bot2 for Marco Elver
2021-04-08 10:36 ` Marco Elver [this message]
2021-04-08 10:36 ` [PATCH v4 10/10] perf test: Add basic stress test for sigtrap handling Marco Elver
2021-04-14 8:37 ` [PATCH v4 00/10] Add support for synchronous signals on perf events Peter Zijlstra
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