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

From: Uwe Kleine-König
Date: Wed Jul 19 2017 - 02:24:01 EST


On Tue, Jul 18, 2017 at 04:42:41PM -0500, Rob Herring 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

Oh nice. If the commit adding %pOF is already set in stone, i'd suggest
to mention the commit id here in the commit log.

> of the full path string for each node.
>
> Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
> Cc: Russell King <linux@xxxxxxxxxxxxxxx>
> Cc: Kukjin Kim <kgene@xxxxxxxxxx>
> Cc: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
> Cc: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>
> Cc: Shawn Guo <shawnguo@xxxxxxxxxx>
> Cc: Sascha Hauer <kernel@xxxxxxxxxxxxxx>
> Cc: Fabio Estevam <fabio.estevam@xxxxxxx>
> Cc: Jason Cooper <jason@xxxxxxxxxxxxxx>
> Cc: Andrew Lunn <andrew@xxxxxxx>
> Cc: Gregory Clement <gregory.clement@xxxxxxxxxxxxxxxxxx>
> Cc: Sebastian Hesselbarth <sebastian.hesselbarth@xxxxxxxxx>
> Cc: Tony Lindgren <tony@xxxxxxxxxxx>
> Cc: "Benoît Cousson" <bcousson@xxxxxxxxxxxx>
> Cc: Paul Walmsley <paul@xxxxxxxxx>
> Cc: Heiko Stuebner <heiko@xxxxxxxxx>
> Cc: Simon Horman <horms@xxxxxxxxxxxx>
> Cc: Magnus Damm <magnus.damm@xxxxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-samsung-soc@xxxxxxxxxxxxxxx
> Cc: linux-omap@xxxxxxxxxxxxxxx
> Cc: linux-rockchip@xxxxxxxxxxxxxxxxxxx
> Cc: linux-renesas-soc@xxxxxxxxxxxxxxx
> ---
> 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 ++--
> 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);

You could join lines here and in the next hunk. And there are two more
further down.

> 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;
> }
>

Best regards
Uwe

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