Messages in this thread | | | Date | Thu, 21 Sep 2017 17:18:42 +0200 | From | Jiri Olsa <> | Subject | Re: [PATCH v1 1/6] perf record: Record the first sample time and last sample time to perf file header |
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On Wed, Sep 20, 2017 at 11:12:32PM +0800, Jin Yao wrote:
SNIP
> @@ -2647,11 +2681,22 @@ int perf_file_header__read(struct perf_file_header *header, > > if (header->size != sizeof(*header)) { > /* Support the previous format */ > - if (header->size == offsetof(typeof(*header), adds_features)) > + if (header->size == offsetof(typeof(*header), adds_features)) { > bitmap_zero(header->adds_features, HEADER_FEAT_BITS); > - else > + header->first_sample_time = 0; > + header->last_sample_time = 0; > + format_feature = false; > + format_time = false; > + } else if (header->size == offsetof(typeof(*header), > + first_sample_time)) { > + header->first_sample_time = 0; > + header->last_sample_time = 0; > + format_time = false; > + } else
ok, disregard my previou comment.. I should have read the full patch first ;-)
jirka
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