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SubjectRe: [PATCH 0/8] Rework KERN_<LEVEL>
On Tue, 05 Jun 2012 17:07:27 -0700 Joe Perches <joe@perches.com> wrote:

> On Tue, 2012-06-05 at 16:58 -0700, Andrew Morton wrote:
> > echo "\0014Hello Joe" > /dev/kmsg
>
> # echo -e "\x014Hello Me" > /dev/kmsg
> gives:
> 12,778,4057982669;Hello Me

That's changed behavior.

On Wed, 6 Jun 2012 02:28:39 +0200 Kay Sievers <kay@vrfy.org> wrote:

> Yeah, but printk_emit() will not try to parse it? I did not check, but
> with your change, the prefix parsing in printk_emit() is still skipped
> if a level is given as a parameter to printk_emit(), right?

printk_emit() does parse the leading \0014, and then skips over it,
removing it from the output stream. printk_emit() then throws away the
resulting level because devkmsg_writev() did not pass in level==-1.



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