Re: [PATCH] Prefix each line of multiline printk(KERN_<level>"foo\nbar") with KERN_<level>

From: Geert Uytterhoeven
Date: Sun Aug 26 2007 - 04:31:38 EST


On Fri, 24 Aug 2007, Joe Perches wrote:
> Corrected printk calls with multiple output lines which
> did not correctly preface each line with KERN_<level>
>
> Fixed uses of some single lines with too many KERN_<level>

> --- a/arch/arm/kernel/ecard.c
> +++ b/arch/arm/kernel/ecard.c
> @@ -547,7 +547,8 @@ static void ecard_check_lockup(struct irq_desc *desc)
> if (last == jiffies) {
> lockup += 1;
> if (lockup > 1000000) {
> - printk(KERN_ERR "\nInterrupt lockup detected - "
> + printk(KERN_ERR "\n"
> + KERN_ERR "Interrupt lockup detected - "
> "disabling all expansion card interrupts\n");
>
> desc->chip->mask(IRQ_EXPANSIONCARD);

What's the purpose of having lines printed with e.g. `KERN_ERR "\n"' only?
Shouldn't these just be removed?

Usually lines starting with `\n' are continuations, but given some other
module may call printk() in between, there's no guarantee continuations
appear on the same line.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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