Messages in this thread Patch in this message | | | Date | Fri, 19 Jul 2013 00:54:22 -0700 | From | tip-bot for Jiri Olsa <> | Subject | [tip:perf/core] perf header: Remove data_offset seek as it' s not needed |
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Commit-ID: 75211dbfabf1de3a42703f4d3cd6f6e047289d40 Gitweb: http://git.kernel.org/tip/75211dbfabf1de3a42703f4d3cd6f6e047289d40 Author: Jiri Olsa <jolsa@redhat.com> AuthorDate: Wed, 17 Jul 2013 19:49:42 +0200 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Wed, 17 Jul 2013 16:46:17 -0300
perf header: Remove data_offset seek as it's not needed
Removing data_offset seek as it's not needed, because data are not read by syscall but mmaped instead.
Signed-off-by: Jiri Olsa <jolsa@redhat.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1374083403-14591-3-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/perf/util/header.c | 2 -- 1 file changed, 2 deletions(-)
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index b3f253f..035efe7 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -2794,8 +2794,6 @@ int perf_session__read_header(struct perf_session *session) perf_header__process_sections(header, fd, &session->pevent, perf_file_section__process); - lseek(fd, header->data_offset, SEEK_SET); - if (perf_evlist__prepare_tracepoint_events(session->evlist, session->pevent)) goto out_delete_evlist;
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