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SubjectRe: [PATCH] printk: Add printk_flush() to force buffered text to console
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On Sat, 2012-06-23 at 08:13 +0200, Ingo Molnar wrote:
> * Andrew Morton <akpm@linux-foundation.org> wrote:
>
> > On Thu, 21 Jun 2012 19:52:03 -0400
> > Steven Rostedt <rostedt@goodmis.org> wrote:
> >
> > > But with the new printk() changes, text without a newline
> > > gets buffered and does not print out to the console at the
> > > location of the printk.
> >
> > uh, how about we fix that? The old behaviour was good, the
> > new behaviour is noxious.
>
> Absolutely.
>
> pr_flush() really seems to be a workaround.

I think the new behavior an overall improvement.
It helps avoid multiple thread interleaving.

I suggested a fix to enable a printk buffered/non-buffered
mechanism with an optional printk_flush/pr_flush.

https://lkml.org/lkml/2012/6/21/305




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