Re: [PATCH] ARM: Convert to using %pOF instead of full_name

[Gregory CLEMENT <gregory.clement@free-electrons.com>]

Hi Rob,
 
 On mar., juil. 18 2017, Rob Herring <robh@kernel.org> wrote:

> Now that we have a custom printf format specifier, convert users of
> full_name to use %pOF instead. This is preparation to remove storing
> of the full path string for each node.
>
> Signed-off-by: Rob Herring <robh@kernel.org>
> Cc: Russell King <linux@armlinux.org.uk>
> Cc: Kukjin Kim <kgene@kernel.org>
> Cc: Krzysztof Kozlowski <krzk@kernel.org>
> Cc: Javier Martinez Canillas <javier@osg.samsung.com>
> Cc: Shawn Guo <shawnguo@kernel.org>
> Cc: Sascha Hauer <kernel@pengutronix.de>
> Cc: Fabio Estevam <fabio.estevam@nxp.com>
> Cc: Jason Cooper <jason@lakedaemon.net>
> Cc: Andrew Lunn <andrew@lunn.ch>
> Cc: Gregory Clement <gregory.clement@free-electrons.com>
> Cc: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
> Cc: Tony Lindgren <tony@atomide.com>
> Cc: "Benoît Cousson" <bcousson@baylibre.com>
> Cc: Paul Walmsley <paul@pwsan.com>
> Cc: Heiko Stuebner <heiko@sntech.de>
> Cc: Simon Horman <horms@verge.net.au>
> Cc: Magnus Damm <magnus.damm@gmail.com>
> Cc: linux-arm-kernel@lists.infradead.org
> Cc: linux-samsung-soc@vger.kernel.org
> Cc: linux-omap@vger.kernel.org
> Cc: linux-rockchip@lists.infradead.org
> Cc: linux-renesas-soc@vger.kernel.org
> ---
>  arch/arm/kernel/cpuidle.c            | 4 ++--
>  arch/arm/kernel/devtree.c            | 6 +++---
>  arch/arm/kernel/topology.c           | 4 ++--
>  arch/arm/mach-exynos/suspend.c       | 8 ++++----
>  arch/arm/mach-imx/gpc.c              | 4 ++--
>  arch/arm/mach-mvebu/kirkwood.c       | 4 ++--

For the krkwood part
Acked-by: Gregory CLEMENT <gregory.clement@free-electrons.com>

Thanks,

Gregory

>  arch/arm/mach-omap2/omap-wakeupgen.c | 4 ++--
>  arch/arm/mach-omap2/omap_hwmod.c     | 4 ++--
>  arch/arm/mach-rockchip/platsmp.c     | 4 ++--
>  arch/arm/mach-shmobile/pm-rmobile.c  | 8 ++++----
>  10 files changed, 25 insertions(+), 25 deletions(-)
>
> diff --git a/arch/arm/kernel/cpuidle.c b/arch/arm/kernel/cpuidle.c
> index a3308ad1a024..fda5579123a8 100644
> --- a/arch/arm/kernel/cpuidle.c
> +++ b/arch/arm/kernel/cpuidle.c
> @@ -101,8 +101,8 @@ static int __init arm_cpuidle_read_ops(struct device_node *dn, int cpu)
>
>  	ops = arm_cpuidle_get_ops(enable_method);
>  	if (!ops) {
> -		pr_warn("%s: unsupported enable-method property: %s\n",
> -			dn->full_name, enable_method);
> +		pr_warn("%pOF: unsupported enable-method property: %s\n",
> +			dn, enable_method);
>  		return -EOPNOTSUPP;
>  	}
>
> diff --git a/arch/arm/kernel/devtree.c b/arch/arm/kernel/devtree.c
> index f676febbb270..28174c9a94ac 100644
> --- a/arch/arm/kernel/devtree.c
> +++ b/arch/arm/kernel/devtree.c
> @@ -95,7 +95,7 @@ void __init arm_dt_init_cpu_maps(void)
>  		if (of_node_cmp(cpu->type, "cpu"))
>  			continue;
>
> -		pr_debug(" * %s...\n", cpu->full_name);
> +		pr_debug(" * %pOF...\n", cpu);
>  		/*
>  		 * A device tree containing CPU nodes with missing "reg"
>  		 * properties is considered invalid to build the
> @@ -103,8 +103,8 @@ void __init arm_dt_init_cpu_maps(void)
>  		 */
>  		cell = of_get_property(cpu, "reg", &prop_bytes);
>  		if (!cell || prop_bytes < sizeof(*cell)) {
> -			pr_debug(" * %s missing reg property\n",
> -				     cpu->full_name);
> +			pr_debug(" * %pOF missing reg property\n",
> +				     cpu);
>  			of_node_put(cpu);
>  			return;
>  		}
> diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c
> index bf949a763dbe..e596c5b8f931 100644
> --- a/arch/arm/kernel/topology.c
> +++ b/arch/arm/kernel/topology.c
> @@ -127,8 +127,8 @@ static void __init parse_dt_topology(void)
>
>  		rate = of_get_property(cn, "clock-frequency", &len);
>  		if (!rate || len != 4) {
> -			pr_err("%s missing clock-frequency property\n",
> -				cn->full_name);
> +			pr_err("%pOF missing clock-frequency property\n",
> +				cn);
>  			continue;
>  		}
>
> diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c
> index 748cfb8d5212..3c7b66c22697 100644
> --- a/arch/arm/mach-exynos/suspend.c
> +++ b/arch/arm/mach-exynos/suspend.c
> @@ -187,21 +187,21 @@ static int __init exynos_pmu_irq_init(struct device_node *node,
>  	struct irq_domain *parent_domain, *domain;
>
>  	if (!parent) {
> -		pr_err("%s: no parent, giving up\n", node->full_name);
> +		pr_err("%pOF: no parent, giving up\n", node);
>  		return -ENODEV;
>  	}
>
>  	parent_domain = irq_find_host(parent);
>  	if (!parent_domain) {
> -		pr_err("%s: unable to obtain parent domain\n", node->full_name);
> +		pr_err("%pOF: unable to obtain parent domain\n", node);
>  		return -ENXIO;
>  	}
>
>  	pmu_base_addr = of_iomap(node, 0);
>
>  	if (!pmu_base_addr) {
> -		pr_err("%s: failed to find exynos pmu register\n",
> -		       node->full_name);
> +		pr_err("%pOF: failed to find exynos pmu register\n",
> +		       node);
>  		return -ENOMEM;
>  	}
>
> diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c
> index 93f584ba0130..de535cb679b3 100644
> --- a/arch/arm/mach-imx/gpc.c
> +++ b/arch/arm/mach-imx/gpc.c
> @@ -224,13 +224,13 @@ static int __init imx_gpc_init(struct device_node *node,
>  	int i;
>
>  	if (!parent) {
> -		pr_err("%s: no parent, giving up\n", node->full_name);
> +		pr_err("%pOF: no parent, giving up\n", node);
>  		return -ENODEV;
>  	}
>
>  	parent_domain = irq_find_host(parent);
>  	if (!parent_domain) {
> -		pr_err("%s: unable to obtain parent domain\n", node->full_name);
> +		pr_err("%pOF: unable to obtain parent domain\n", node);
>  		return -ENXIO;
>  	}
>
> diff --git a/arch/arm/mach-mvebu/kirkwood.c b/arch/arm/mach-mvebu/kirkwood.c
> index 7d9f2fd9e450..419da435bc94 100644
> --- a/arch/arm/mach-mvebu/kirkwood.c
> +++ b/arch/arm/mach-mvebu/kirkwood.c
> @@ -107,8 +107,8 @@ static void __init kirkwood_dt_eth_fixup(void)
>  		clk_prepare_enable(clk);
>
>  		/* store MAC address register contents in local-mac-address */
> -		pr_err(FW_INFO "%s: local-mac-address is not set\n",
> -		       np->full_name);
> +		pr_err(FW_INFO "%pOF: local-mac-address is not set\n",
> +		       np);
>
>  		pmac = kzalloc(sizeof(*pmac) + 6, GFP_KERNEL);
>  		if (!pmac)
> diff --git a/arch/arm/mach-omap2/omap-wakeupgen.c b/arch/arm/mach-omap2/omap-wakeupgen.c
> index 33ed5d53fa45..4bb6751864a5 100644
> --- a/arch/arm/mach-omap2/omap-wakeupgen.c
> +++ b/arch/arm/mach-omap2/omap-wakeupgen.c
> @@ -522,13 +522,13 @@ static int __init wakeupgen_init(struct device_node *node,
>  	u32 val;
>
>  	if (!parent) {
> -		pr_err("%s: no parent, giving up\n", node->full_name);
> +		pr_err("%pOF: no parent, giving up\n", node);
>  		return -ENODEV;
>  	}
>
>  	parent_domain = irq_find_host(parent);
>  	if (!parent_domain) {
> -		pr_err("%s: unable to obtain parent domain\n", node->full_name);
> +		pr_err("%pOF: unable to obtain parent domain\n", node);
>  		return -ENXIO;
>  	}
>  	/* Not supported on OMAP4 ES1.0 silicon */
> diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
> index 3b47ded5fa0c..2dbd63239c54 100644
> --- a/arch/arm/mach-omap2/omap_hwmod.c
> +++ b/arch/arm/mach-omap2/omap_hwmod.c
> @@ -2417,8 +2417,8 @@ static int __init _init_mpu_rt_base(struct omap_hwmod *oh, void *data,
>  		if (mem)
>  			pr_err("omap_hwmod: %s: Could not ioremap\n", oh->name);
>  		else
> -			pr_err("omap_hwmod: %s: Missing dt reg%i for %s\n",
> -			       oh->name, index, np->full_name);
> +			pr_err("omap_hwmod: %s: Missing dt reg%i for %pOF\n",
> +			       oh->name, index, np);
>  		return -ENXIO;
>  	}
>
> diff --git a/arch/arm/mach-rockchip/platsmp.c b/arch/arm/mach-rockchip/platsmp.c
> index 3abafdbdd7f4..2b5b0e43d657 100644
> --- a/arch/arm/mach-rockchip/platsmp.c
> +++ b/arch/arm/mach-rockchip/platsmp.c
> @@ -182,8 +182,8 @@ static int __init rockchip_smp_prepare_sram(struct device_node *node)
>
>  	ret = of_address_to_resource(node, 0, &res);
>  	if (ret < 0) {
> -		pr_err("%s: could not get address for node %s\n",
> -		       __func__, node->full_name);
> +		pr_err("%s: could not get address for node %pOF\n",
> +		       __func__, node);
>  		return ret;
>  	}
>
> diff --git a/arch/arm/mach-shmobile/pm-rmobile.c b/arch/arm/mach-shmobile/pm-rmobile.c
> index 699429f28b73..4c395f9fd178 100644
> --- a/arch/arm/mach-shmobile/pm-rmobile.c
> +++ b/arch/arm/mach-shmobile/pm-rmobile.c
> @@ -195,8 +195,8 @@ static void __init add_special_pd(struct device_node *np, enum pd_types type)
>  		return;
>  	}
>
> -	pr_debug("Special PM domain %s type %d for %s\n", pd->name, type,
> -		 np->full_name);
> +	pr_debug("Special PM domain %s type %d for %pOF\n", pd->name, type,
> +		 np);
>
>  	special_pds[num_special_pds].pd = pd;
>  	special_pds[num_special_pds].type = type;
> @@ -331,13 +331,13 @@ static int __init rmobile_init_pm_domains(void)
>  	for_each_compatible_node(np, NULL, "renesas,sysc-rmobile") {
>  		base = of_iomap(np, 0);
>  		if (!base) {
> -			pr_warn("%s cannot map reg 0\n", np->full_name);
> +			pr_warn("%pOF cannot map reg 0\n", np);
>  			continue;
>  		}
>
>  		pmd = of_get_child_by_name(np, "pm-domains");
>  		if (!pmd) {
> -			pr_warn("%s lacks pm-domains node\n", np->full_name);
> +			pr_warn("%pOF lacks pm-domains node\n", np);
>  			continue;
>  		}
>
> --
> 2.11.0
>

-- 
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com