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From: Alexey Bayduraev <alexey.v.bayduraev@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>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Andi Kleen <ak@linux.intel.com>,
	Adrian Hunter <adrian.hunter@intel.com>,
	Alexander Antonov <alexander.antonov@linux.intel.com>,
	Alexei Budankov <abudankov@huawei.com>,
	Riccardo Mancini <rickyman7@gmail.com>
Subject: [PATCH v3 8/8] perf session: Introduce reader EOF function
Date: Thu,  7 Oct 2021 13:25:43 +0300	[thread overview]
Message-ID: <80d22da1e90cb6da0d014087351d4cb95675fc4b.1633596227.git.alexey.v.bayduraev@linux.intel.com> (raw)
In-Reply-To: <cover.1633596227.git.alexey.v.bayduraev@linux.intel.com>

Introducing a function to check end-of-file status.

Signed-off-by: Alexey Bayduraev <alexey.v.bayduraev@linux.intel.com>
---
 tools/perf/util/session.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 7d88c651ffd7..f74e153231fa 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -2311,6 +2311,12 @@ reader__read_event(struct reader *rd, struct perf_session *session,
 	return err;
 }
 
+static inline bool
+reader__eof(struct reader *rd)
+{
+	return (rd->file_pos >= rd->data_size + rd->data_offset);
+}
+
 static int
 reader__process_events(struct reader *rd, struct perf_session *session,
 		       struct ui_progress *prog)
@@ -2336,7 +2342,7 @@ reader__process_events(struct reader *rd, struct perf_session *session,
 	if (session_done())
 		goto out;
 
-	if (rd->file_pos < rd->data_size + rd->data_offset)
+	if (!reader__eof(rd))
 		goto more;
 
 out:
-- 
2.19.0


      parent reply	other threads:[~2021-10-07 10:27 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-07 10:25 [PATCH v3 0/5] perf session: Extend reader object to allow multiple readers Alexey Bayduraev
2021-10-07 10:25 ` [PATCH v3 1/8] perf session: Move all state items to reader object Alexey Bayduraev
2021-10-07 10:25 ` [PATCH v3 2/8] perf session: Introduce decompressor in " Alexey Bayduraev
2021-10-07 10:25 ` [PATCH v3 3/8] perf session: Move init/release code to separate functions Alexey Bayduraev
2021-10-07 10:25 ` [PATCH v3 4/8] perf session: Move map code to separate function Alexey Bayduraev
2021-10-07 10:25 ` [PATCH v3 5/8] perf session: Move unmap code to reader__mmap Alexey Bayduraev
2021-10-07 10:25 ` [PATCH v3 6/8] perf session: Move event read code to separate function Alexey Bayduraev
2021-10-08  7:33   ` Jiri Olsa
2021-10-08  8:42     ` Bayduraev, Alexey V
2021-10-08 14:38       ` Jiri Olsa
2021-10-11  9:08         ` Bayduraev, Alexey V
2021-10-11  9:53           ` Bayduraev, Alexey V
2021-10-11 13:21             ` Jiri Olsa
2021-10-11 16:40               ` Bayduraev, Alexey V
2021-10-11 19:56                 ` Jiri Olsa
2021-10-07 10:25 ` [PATCH v3 7/8] perf session: Introduce reader return codes Alexey Bayduraev
2021-10-07 10:25 ` Alexey Bayduraev [this message]

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