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From: Daniel Xu <dxu@dxuuu.xyz>
To: bpf@vger.kernel.org, songliubraving@fb.com, yhs@fb.com,
	andriin@fb.com, peterz@infradead.org, mingo@redhat.com,
	acme@kernel.org
Cc: Daniel Xu <dxu@dxuuu.xyz>,
	ast@fb.com, alexander.shishkin@linux.intel.com, jolsa@redhat.com,
	namhyung@kernel.org, linux-kernel@vger.kernel.org,
	netdev@vger.kernel.org, kernel-team@fb.com
Subject: [PATCH bpf-next 2/5] perf/core: Sync perf_event.h to tools
Date: Tue, 17 Sep 2019 06:30:53 -0700
Message-ID: <20190917133056.5545-3-dxu@dxuuu.xyz> (raw)
In-Reply-To: <20190917133056.5545-1-dxu@dxuuu.xyz>

Signed-off-by: Daniel Xu <dxu@dxuuu.xyz>
---
 tools/include/uapi/linux/perf_event.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h
index 7198ddd0c6b1..bd874c7257f0 100644
--- a/tools/include/uapi/linux/perf_event.h
+++ b/tools/include/uapi/linux/perf_event.h
@@ -273,6 +273,7 @@ enum {
  *	  { u64		time_enabled; } && PERF_FORMAT_TOTAL_TIME_ENABLED
  *	  { u64		time_running; } && PERF_FORMAT_TOTAL_TIME_RUNNING
  *	  { u64		id;           } && PERF_FORMAT_ID
+ *	  { u64		missed;       } && PERF_FORMAT_LOST
  *	} && !PERF_FORMAT_GROUP
  *
  *	{ u64		nr;
@@ -280,6 +281,7 @@ enum {
  *	  { u64		time_running; } && PERF_FORMAT_TOTAL_TIME_RUNNING
  *	  { u64		value;
  *	    { u64	id;           } && PERF_FORMAT_ID
+ *	    { u64	missed;       } && PERF_FORMAT_LOST
  *	  }		cntr[nr];
  *	} && PERF_FORMAT_GROUP
  * };
@@ -289,8 +291,9 @@ enum perf_event_read_format {
 	PERF_FORMAT_TOTAL_TIME_RUNNING		= 1U << 1,
 	PERF_FORMAT_ID				= 1U << 2,
 	PERF_FORMAT_GROUP			= 1U << 3,
+	PERF_FORMAT_LOST			= 1U << 4,
 
-	PERF_FORMAT_MAX = 1U << 4,		/* non-ABI */
+	PERF_FORMAT_MAX = 1U << 5,		/* non-ABI */
 };
 
 #define PERF_ATTR_SIZE_VER0	64	/* sizeof first published struct */
-- 
2.21.0


  parent reply index

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-17 13:30 [PATCH bpf-next 0/5] Add PERF_FORMAT_LOST read_format Daniel Xu
2019-09-17 13:30 ` [PATCH bpf-next 1/5] perf/core: " Daniel Xu
2019-09-17 14:32   ` kbuild test robot
2019-09-17 15:22   ` kbuild test robot
2019-09-24  8:33   ` Jiri Olsa
2019-09-27 21:28     ` Daniel Xu
2019-10-25 18:19       ` Daniel Xu
2019-10-28  9:12     ` Peter Zijlstra
2019-09-17 13:30 ` Daniel Xu [this message]
2019-09-17 13:30 ` [PATCH bpf-next 3/5] libbpf: Add helpers to extract perf fd from bpf_link Daniel Xu
2019-09-17 13:30 ` [PATCH bpf-next 4/5] libbpf: Set read_format PERF_FORMAT_LOST on kprobe perf fds Daniel Xu
2019-09-17 13:30 ` [PATCH bpf-next 5/5] libbpf: Add selftest for PERF_FORMAT_LOST perf read_format Daniel Xu

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