linux-kernel - Re: [TRIVIAL/PATCH] ARM: hw_breakpoint: Fix newlines in WARN messages

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Date:	Fri, 25 Feb 2011 07:38:23 +0100
From:	Lothar Waßmann <LW@...O-electronics.de>
To:	Stephen Boyd <sboyd@...eaurora.org>
Cc:	linux-arm-kernel@...ts.infradead.org,
	Will Deacon <will.deacon@....com>, trivial@...nel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [TRIVIAL/PATCH] ARM: hw_breakpoint: Fix newlines in WARN messages

Hi,

Stephen Boyd writes:
> These warnings are missing newlines and spaces causing confusing
> looking output when they trigger.
> 
> Cc: Will Deacon <will.deacon@....com>
> Signed-off-by: Stephen Boyd <sboyd@...eaurora.org>
> ---
>  arch/arm/kernel/hw_breakpoint.c |   13 +++++++------
>  1 files changed, 7 insertions(+), 6 deletions(-)
> 
> diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c
> index d600bd3..5aab00e 100644
> --- a/arch/arm/kernel/hw_breakpoint.c
> +++ b/arch/arm/kernel/hw_breakpoint.c
> @@ -238,8 +238,8 @@ static int enable_monitor_mode(void)
>  	ARM_DBG_READ(c1, 0, dscr);
>  
>  	/* Ensure that halting mode is disabled. */
> -	if (WARN_ONCE(dscr & ARM_DSCR_HDBGEN, "halting debug mode enabled."
> -				"Unable to access hardware resources.")) {
> +	if (WARN_ONCE(dscr & ARM_DSCR_HDBGEN, "halting debug mode enabled. "
> +				"Unable to access hardware resources.\n")) {
>
I'd prefer the message text not to be line wrapped, even if it
violates the general line length rule, because that makes it easier to
grep for the message in the source code.


Lothar Waßmann
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