Messages in this thread Patch in this message | | | Date | Fri, 27 Mar 2009 10:19:46 +0800 | From | Li Zefan <> | Subject | [PATCH 1/6] blktrace: make classic output more classic |
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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 | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index d43cdac..933639a 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -995,7 +995,7 @@ 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 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
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