lkml.org 
[lkml]   [2009]   [Mar]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    Date
    From
    Subject[PATCH v2 2/7] blktrace: make classic output more classic
    In the classic user-space blktrace, the output timestamp is sec.nsec
    not sec.usec.

    Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
    ---
    kernel/trace/blktrace.c | 8 ++++----
    1 files changed, 4 insertions(+), 4 deletions(-)

    diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
    index d43cdac..5b28f0f 100644
    --- a/kernel/trace/blktrace.c
    +++ b/kernel/trace/blktrace.c
    @@ -994,8 +994,8 @@ static void get_pdu_remap(const struct trace_entry *ent,
    static int blk_log_action_iter(struct trace_iterator *iter, const char *act)
    {
    char rwbs[6];
    - unsigned long long ts = ns2usecs(iter->ts);
    - unsigned long usec_rem = do_div(ts, USEC_PER_SEC);
    + unsigned long long ts = iter->ts;
    + unsigned long nsec_rem = do_div(ts, NSEC_PER_SEC);
    unsigned secs = (unsigned long)ts;
    const struct trace_entry *ent = iter->ent;
    const struct blk_io_trace *t = (const struct blk_io_trace *)ent;
    @@ -1003,9 +1003,9 @@ static int blk_log_action_iter(struct trace_iterator *iter, const char *act)
    fill_rwbs(rwbs, t);

    return trace_seq_printf(&iter->seq,
    - "%3d,%-3d %2d %5d.%06lu %5u %2s %3s ",
    + "%3d,%-3d %2d %5d.%09lu %5u %2s %3s ",
    MAJOR(t->device), MINOR(t->device), iter->cpu,
    - secs, usec_rem, ent->pid, act, rwbs);
    + secs, nsec_rem, ent->pid, act, rwbs);
    }

    static int blk_log_action_seq(struct trace_seq *s, const struct blk_io_trace *t,
    --
    1.5.4.rc3




    \
     
     \ /
      Last update: 2009-03-27 06:43    [W:0.019 / U:32.100 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site