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perf session: Introduce reader EOF function 

Introduce function to check end-of-file status.

Reviewed-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Alexey Bayduraev <alexey.v.bayduraev@linux.intel.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Antonov <alexander.antonov@linux.intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexei Budankov <abudankov@huawei.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Riccardo Mancini <rickyman7@gmail.com>
Link: https://lore.kernel.org/r/b3b0e0904da01f9ec84d4ae9368df99ecd231598.1634113027.git.alexey.v.bayduraev@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Alexey Bayduraev 2021-10-13 12:06:42 +03:00 committed by Arnaldo Carvalho de Melo
parent 4c0028864c
commit 25900ea85c
1 changed files with 7 additions and 1 deletions
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8
tools/perf/util/session.c
View File

@ -2314,6 +2314,12 @@ out:
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)
@ -2341,7 +2347,7 @@ more:
if (session_done())
goto out;
if (rd->file_pos < rd->data_size + rd->data_offset)
if (!reader__eof(rd))
goto more;
out: