Messages in this thread | | | Subject | Re: [PATCH] printk: Add printk_flush() to force buffered text to console | From | Steven Rostedt <> | Date | Thu, 21 Jun 2012 15:38:43 -0400 |
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On Thu, 2012-06-21 at 11:55 -0700, Joe Perches wrote:
> > As it basically just acts like a barrier. "Make > > sure the output I printed actually gets out to the console before I > > continue". > > I think that'd be bad and hard to do. > > I think you mean simply attempt to deliver it > rather than guarantee it's actually emitted. >
You mean due to contention on the printk console_sem?
It should be delivered, but sure, if something else is already in the process of printing, and then the system crashes, the system is still acting the same as it did pre 3.5.
-- Steve
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