Commit-ID:  7b56cce27123ccbf2cb82febbbc88443d719f1f8
Gitweb:     http://git.kernel.org/tip/7b56cce27123ccbf2cb82febbbc88443d719f1f8
Author:     Arnaldo Carvalho de Melo <[email protected]>
AuthorDate: Wed, 1 Aug 2012 19:31:00 -0300
Committer:  Arnaldo Carvalho de Melo <[email protected]>
CommitDate: Wed, 1 Aug 2012 19:31:00 -0300

perf session: Use perf_evlist__id_hdr_size more extensively

Removing perf_session->id_hdr_size, as it can be obtained from the
evsel/evlist.

Cc: David Ahern <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Mike Galbraith <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Link: http://lkml.kernel.org/n/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
---
 tools/perf/builtin-record.c |    2 +-
 tools/perf/builtin-top.c    |    2 +-
 tools/perf/util/session.c   |   13 +++++++------
 tools/perf/util/session.h   |    3 +--
 4 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index f5a6452..dc2b625 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -313,7 +313,7 @@ try_again:
                }
        }
 
-       perf_session__update_sample_type(session);
+       perf_session__set_id_hdr_size(session);
 }
 
 static int process_buildids(struct perf_record *rec)
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 35e86c6..520e425 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -1032,7 +1032,7 @@ static int __cmd_top(struct perf_top *top)
                                               &top->session->host_machine);
        perf_top__start_counters(top);
        top->session->evlist = top->evlist;
-       perf_session__update_sample_type(top->session);
+       perf_session__set_id_hdr_size(top->session);
 
        /* Wait for a minimal set of events before starting the snapshot */
        poll(top->evlist->pollfd, top->evlist->nr_fds, 100);
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 348cc11..5b8601d 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -101,11 +101,12 @@ out_close:
        return -1;
 }
 
-void perf_session__update_sample_type(struct perf_session *self)
+void perf_session__set_id_hdr_size(struct perf_session *session)
 {
-       self->id_hdr_size = perf_evlist__id_hdr_size(self->evlist);
-       self->host_machine.id_hdr_size = self->id_hdr_size;
-       machines__set_id_hdr_size(&self->machines, self->id_hdr_size);
+       u16 id_hdr_size = perf_evlist__id_hdr_size(session->evlist);
+
+       session->host_machine.id_hdr_size = id_hdr_size;
+       machines__set_id_hdr_size(&session->machines, id_hdr_size);
 }
 
 int perf_session__create_kernel_maps(struct perf_session *self)
@@ -165,7 +166,7 @@ struct perf_session *perf_session__new(const char 
*filename, int mode,
        if (mode == O_RDONLY) {
                if (perf_session__open(self, force) < 0)
                        goto out_delete;
-               perf_session__update_sample_type(self);
+               perf_session__set_id_hdr_size(self);
        } else if (mode == O_WRONLY) {
                /*
                 * In O_RDONLY mode this will be performed when reading the
@@ -1054,7 +1055,7 @@ static int perf_session__process_user_event(struct 
perf_session *session, union
        case PERF_RECORD_HEADER_ATTR:
                err = tool->attr(event, &session->evlist);
                if (err == 0)
-                       perf_session__update_sample_type(session);
+                       perf_session__set_id_hdr_size(session);
                return err;
        case PERF_RECORD_HEADER_EVENT_TYPE:
                return tool->event_type(tool, event);
diff --git a/tools/perf/util/session.h b/tools/perf/util/session.h
index a2c3ce9..e2a1a4b 100644
--- a/tools/perf/util/session.h
+++ b/tools/perf/util/session.h
@@ -44,7 +44,6 @@ struct perf_session {
        int                     fd;
        bool                    fd_pipe;
        bool                    repipe;
-       u16                     id_hdr_size;
        int                     cwdlen;
        char                    *cwd;
        struct ordered_samples  ordered_samples;
@@ -83,7 +82,7 @@ void perf_event__attr_swap(struct perf_event_attr *attr);
 
 int perf_session__create_kernel_maps(struct perf_session *self);
 
-void perf_session__update_sample_type(struct perf_session *self);
+void perf_session__set_id_hdr_size(struct perf_session *session);
 void perf_session__remove_thread(struct perf_session *self, struct thread *th);
 
 static inline
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