Re: [PATCH 0/7] tracing: seqfile fixes, take 2

[Ingo Molnar <mingo@elte.hu>]

* Li Zefan <lizf@cn.fujitsu.com> wrote:

> While testing syscall tracepoints proposed by Jason, I found some
> entries were missing when reading available_events.
> 
> It turned out there's bug in seqfile handling. The bug is, it's
> wrong to increment @pos in seq start().
> 
> The bug exists in some other places. I also fixed some other different
> bugs.
> 
> All the patches have been reviewed and tested.
> 
> Thanks Liming Wang for the review.
> 
> [PATCH 1/7] tracing/events: don't increment @pos in s_start()
> [PATCH 2/7] tracing_bprintk: don't increment @pos in t_start()
> [PATCH 3/7] trace_stat: don't increment @pos in seq start()
> [PATCH 4/7] tracing: reset iterator in t_start()
> [PATCH 5/7] ftrace: don't increment @pos in g_start()
> [PATCH 6/7] ftrace: don't manipulate @pos in t_start()
> [PATCH 7/7] ftrace: fix t_hash_start()
> ---
>  kernel/trace/ftrace.c       |   52 ++++++++++++++++++++++++-------------------
>  kernel/trace/trace.c        |   18 +++-----------
>  kernel/trace/trace_events.c |   28 ++++++++++++++++++-----
>  kernel/trace/trace_printk.c |   26 +++++----------------
>  kernel/trace/trace_stat.c   |    6 +----
>  5 files changed, 62 insertions(+), 68 deletions(-)

Applied to tip:tracing/urgent, thanks a lot!

	Ingo