linux-kernel - [PATCH] ARM: hw_breakpoint: Fix newlines in WARNings

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Date:	Fri, 25 Feb 2011 20:06:03 -0800
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	Will Deacon <will.deacon@....com>
Cc:	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	trivial@...nel.org
Subject: [PATCH] ARM: hw_breakpoint: Fix newlines in WARNings

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>
---

Will Deacon wrote:
> > 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.
>
> Ok, that's understandable. Moving the text onto its own line will limit
> the damage to the line length too. Stephen - are you happy to make these
> changes as part of your previous patch?

Sure.

 arch/arm/kernel/hw_breakpoint.c |   14 +++++++-------
 1 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c
index d600bd3..6da9132 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")) {
 		ret = -EPERM;
 		goto out;
 	}
@@ -377,7 +377,7 @@ int arch_install_hw_breakpoint(struct perf_event *bp)
 		}
 	}
 
-	if (WARN_ONCE(i == max_slots, "Can't find any breakpoint slot")) {
+	if (WARN_ONCE(i == max_slots, "Can't find any breakpoint slot\n")) {
 		ret = -EBUSY;
 		goto out;
 	}
@@ -423,7 +423,7 @@ void arch_uninstall_hw_breakpoint(struct perf_event *bp)
 		}
 	}
 
-	if (WARN_ONCE(i == max_slots, "Can't find any breakpoint slot"))
+	if (WARN_ONCE(i == max_slots, "Can't find any breakpoint slot\n"))
 		return;
 
 	/* Reset the control register. */
@@ -635,7 +635,7 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp)
 	if (WARN_ONCE(!bp->overflow_handler &&
 		(arch_check_bp_in_kernelspace(bp) || !core_has_mismatch_brps()
 		 || !bp->hw.bp_target),
-			"overflow handler required but none found")) {
+			"overflow handler required but none found\n")) {
 		ret = -EINVAL;
 	}
 out:
@@ -916,8 +916,8 @@ static int __init arch_hw_breakpoint_init(void)
 	ARM_DBG_READ(c1, 0, dscr);
 	if (dscr & ARM_DSCR_HDBGEN) {
 		max_watchpoint_len = 4;
-		pr_warning("halting debug mode enabled. Assuming maximum "
-			   "watchpoint size of %u bytes.", max_watchpoint_len);
+		pr_warning("halting debug mode enabled. Assuming maximum watchpoint size of %u bytes.\n",
+			   max_watchpoint_len);
 	} else {
 		/* Work out the maximum supported watchpoint length. */
 		max_watchpoint_len = get_max_wp_len();
-- 
Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.

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