Re: [PATCH] printk: Add printk_flush() to force buffered text to console

[Steven Rostedt <rostedt@goodmis.org>]

On Fri, 2012-06-22 at 01:24 -0700, Joe Perches wrote:
> On Thu, 2012-06-21 at 19:52 -0400, Steven Rostedt wrote:
> > Fengguang Wu had a config that caused the system to lockup. It reported:
> []
> 
> It'd have been nicer if you'd have cc'd me.

I didn't mean to be rude. I had pulled in my original patch which kept
the Cc list, and did a git --amend after making my changes and testing.
I just did a cut and paste to put back the Cc list.

> 
> What I submitted is far simpler and it allows a knob
> to control the printk buffering on a global basis.

But it did not handle the \n nor the timestamp prefix.

> 
> Did you try it?

No, because it did not do what I needed.

>   It seems to work here, but I don't
> have your other patches to rcu-torture with inserted
> printk_flush patches to verify it.  Can I have a
> copy of those please.

I just posted the places that I add it. There may be more places coming
too.

-- Steve