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    Subject[tip:tracing/urgent] ftrace: Fix the output of profile
    Commit-ID:  0296e4254f3318e0dcad9706fa1daf8e5addc1e9
    Gitweb: http://git.kernel.org/tip/0296e4254f3318e0dcad9706fa1daf8e5addc1e9
    Author: Li Zefan <lizf@cn.fujitsu.com>
    AuthorDate: Fri, 26 Jun 2009 11:15:37 +0800
    Committer: Ingo Molnar <mingo@elte.hu>
    CommitDate: Fri, 26 Jun 2009 09:25:42 +0200

    ftrace: Fix the output of profile

    The first entry of the ftrace profile was always skipped when
    reading trace_stat/functionX.

    Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
    Cc: Steven Rostedt <rostedt@goodmis.org>
    Cc: Frederic Weisbecker <fweisbec@gmail.com>
    LKML-Reference: <4A443D59.4080307@cn.fujitsu.com>
    Signed-off-by: Ingo Molnar <mingo@elte.hu>


    ---
    kernel/trace/ftrace.c | 4 +++-
    1 files changed, 3 insertions(+), 1 deletions(-)

    diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
    index 71a52c1..f3716bf 100644
    --- a/kernel/trace/ftrace.c
    +++ b/kernel/trace/ftrace.c
    @@ -291,7 +291,9 @@ function_stat_next(void *v, int idx)
    pg = (struct ftrace_profile_page *)((unsigned long)rec & PAGE_MASK);

    again:
    - rec++;
    + if (idx != 0)
    + rec++;
    +
    if ((void *)rec >= (void *)&pg->records[pg->index]) {
    pg = pg->next;
    if (!pg)

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