| From | Alexander Shishkin <> | Subject | [PATCH v0 16/71] perf tools: Allow header->data_offset to be predetermined | Date | Wed, 11 Dec 2013 14:36:28 +0200 |
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From: Adrian Hunter <adrian.hunter@intel.com>
It will be necessary to predetermine header->data_offset to allow space for attributes that are added later. Consequently, do not change header->data_offset if it is non-zero.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> --- tools/perf/util/header.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index 49c4896..0114f0a 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -2368,7 +2368,8 @@ int perf_session__write_header(struct perf_session *session, } } - header->data_offset = lseek(fd, 0, SEEK_CUR); + if (!header->data_offset) + header->data_offset = lseek(fd, 0, SEEK_CUR); header->feat_offset = header->data_offset + header->data_size; if (at_exit) { -- 1.8.5.1
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