From mboxrd@z Thu Jan 1 00:00:00 1970 From: will.deacon@arm.com (Will Deacon) Date: Fri, 26 Oct 2012 11:30:12 +0100 Subject: [PATCH v2 5/8] ARM: hw_breakpoint: make boot quieter without CPUID feature registers In-Reply-To: <1351247415-25090-1-git-send-email-will.deacon@arm.com> References: <1351247415-25090-1-git-send-email-will.deacon@arm.com> Message-ID: <1351247415-25090-5-git-send-email-will.deacon@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Booting on a v6 core without the CPUID feature registers (e.g. 1136) leads to a noisy dmesg complaining about their absence. This patch changes the pr_warning into a pr_warn_once to keep the log quieter. Signed-off-by: Will Deacon --- arch/arm/kernel/hw_breakpoint.c | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c index 8cd52fa..983558e 100644 --- a/arch/arm/kernel/hw_breakpoint.c +++ b/arch/arm/kernel/hw_breakpoint.c @@ -136,8 +136,8 @@ static u8 get_debug_arch(void) /* Do we implement the extended CPUID interface? */ if (((read_cpuid_id() >> 16) & 0xf) != 0xf) { - pr_warning("CPUID feature registers not supported. " - "Assuming v6 debug is present.\n"); + pr_warn_once("CPUID feature registers not supported. " + "Assuming v6 debug is present.\n"); return ARM_DEBUG_ARCH_V6; } -- 1.7.4.1