[Ocfs2-devel] [PATCH 2/2] ocfs2: add trace event log to alloc.c

[Wengang Wang]

Hi Joel,

Joel Becker wrote:
> On Thu, Nov 26, 2009 at 08:15:32PM +0800, Wengang Wang wrote:
>> this patche adds trace event log to alloc.c.
>>
>> Signed-off-by: Wengang Wang <wen.gang.wang at oracle.com>
> 
> Hey Wengang,
> 	Sorry I didn't respond sooner and left you hanging.  This is
> good work.  Thank you for taking this on.
> 	Unfortunately, it brought up another problem.  The tracing
> infrastructure is not on el5.  If we apply your patches to mainline,
> we'll have an awful time backporting anything to 1.6, because mainline
> will have trace_* functions and 1.6 will have mlog functions.  Not your
> fault, of course.
> 	The easy solution is to hold off until el6 comes out.  el6 will
> have the tracing code.  Another possibility is to fake the tracing
> infrastructure in 1.6.  We haven't come up with a sane way to do that
> yet.  So for now, we're going to hold off.
> 	Please keep these patches handy.  We'll be using them when the
> time comes.
> 

Understand. I will keep the patches handy.

regards,
wengang.