Re: [PATCH] can: Update logging style

From: Marc Kleine-Budde
Date: Tue Nov 29 2011 - 15:06:47 EST

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On 11/29/2011 07:54 PM, Joe Perches wrote:
> Use pr_fmt, pr_<level> and pr_<level>_ratelimited.
> Coalesce format strings.
>
> Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>

The banners will probably looking a bit different, but I think nobody is
screen scraping that output :)

Acked-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
> ---
> net/can/af_can.c | 31 ++++++++++++++-----------------
> net/can/bcm.c | 14 ++++++++------
> net/can/gw.c | 6 ++++--
> net/can/proc.c | 8 ++++----
> net/can/raw.c | 8 +++++---
> 5 files changed, 35 insertions(+), 32 deletions(-)
>
> diff --git a/net/can/af_can.c b/net/can/af_can.c
> index 0ce2ad0..c4f0da5 100644
> --- a/net/can/af_can.c
> +++ b/net/can/af_can.c
> @@ -40,6 +40,8 @@
> *
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/module.h>
> #include <linux/init.h>
> #include <linux/kmod.h>
> @@ -62,8 +64,8 @@
>
> #include "af_can.h"
>
> -static __initdata const char banner[] = KERN_INFO
> - "can: controller area network core (" CAN_VERSION_STRING ")\n";
> +static __initdata const char banner[] =
> + "controller area network core (" CAN_VERSION_STRING ")";
>
> MODULE_DESCRIPTION("Controller Area Network PF_CAN core");
> MODULE_LICENSE("Dual BSD/GPL");
> @@ -161,8 +163,8 @@ static int can_create(struct net *net, struct socket *sock, int protocol,
> * return -EPROTONOSUPPORT
> */
> if (err)
> - printk_ratelimited(KERN_ERR "can: request_module "
> - "(can-proto-%d) failed.\n", protocol);
> + pr_err_ratelimited("request_module (can-proto-%d) failed\n",
> + protocol);
>
> cp = can_get_proto(protocol);
> }
> @@ -505,8 +507,7 @@ void can_rx_unregister(struct net_device *dev, canid_t can_id, canid_t mask,
>
> d = find_dev_rcv_lists(dev);
> if (!d) {
> - printk(KERN_ERR "BUG: receive list not found for "
> - "dev %s, id %03X, mask %03X\n",
> + pr_err("BUG: receive list not found for dev %s, id %03X, mask %03X\n",
> DNAME(dev), can_id, mask);
> goto out;
> }
> @@ -532,8 +533,7 @@ void can_rx_unregister(struct net_device *dev, canid_t can_id, canid_t mask,
> */
>
> if (!next) {
> - printk(KERN_ERR "BUG: receive list entry not found for "
> - "dev %s, id %03X, mask %03X\n",
> + pr_err("BUG: receive list entry not found for dev %s, id %03X, mask %03X\n",
> DNAME(dev), can_id, mask);
> r = NULL;
> goto out;
> @@ -701,8 +701,7 @@ int can_proto_register(const struct can_proto *cp)
> int err = 0;
>
> if (proto < 0 || proto >= CAN_NPROTO) {
> - printk(KERN_ERR "can: protocol number %d out of range\n",
> - proto);
> + pr_err("protocol number %d out of range\n", proto);
> return -EINVAL;
> }
>
> @@ -713,8 +712,7 @@ int can_proto_register(const struct can_proto *cp)
> mutex_lock(&proto_tab_lock);
>
> if (proto_tab[proto]) {
> - printk(KERN_ERR "can: protocol %d already registered\n",
> - proto);
> + pr_err("protocol %d already registered\n", proto);
> err = -EBUSY;
> } else
> RCU_INIT_POINTER(proto_tab[proto], cp);
> @@ -769,8 +767,7 @@ static int can_notifier(struct notifier_block *nb, unsigned long msg,
> /* create new dev_rcv_lists for this device */
> d = kzalloc(sizeof(*d), GFP_KERNEL);
> if (!d) {
> - printk(KERN_ERR
> - "can: allocation of receive list failed\n");
> + pr_err("allocation of receive list failed\n");
> return NOTIFY_DONE;
> }
> BUG_ON(dev->ml_priv);
> @@ -790,8 +787,8 @@ static int can_notifier(struct notifier_block *nb, unsigned long msg,
> dev->ml_priv = NULL;
> }
> } else
> - printk(KERN_ERR "can: notifier: receive list not "
> - "found for dev %s\n", dev->name);
> + pr_err("notifier: receive list not found for dev %s\n",
> + dev->name);
>
> spin_unlock(&can_rcvlists_lock);
>
> @@ -824,7 +821,7 @@ static struct notifier_block can_netdev_notifier __read_mostly = {
>
> static __init int can_init(void)
> {
> - printk(banner);
> + pr_info("%s\n", banner);
>
> memset(&can_rx_alldev_list, 0, sizeof(can_rx_alldev_list));
>
> diff --git a/net/can/bcm.c b/net/can/bcm.c
> index 151b773..540c804 100644
> --- a/net/can/bcm.c
> +++ b/net/can/bcm.c
> @@ -39,6 +39,8 @@
> *
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/module.h>
> #include <linux/init.h>
> #include <linux/interrupt.h>
> @@ -77,8 +79,8 @@
> (CAN_SFF_MASK | CAN_EFF_FLAG | CAN_RTR_FLAG))
>
> #define CAN_BCM_VERSION CAN_VERSION
> -static __initdata const char banner[] = KERN_INFO
> - "can: broadcast manager protocol (rev " CAN_BCM_VERSION " t)\n";
> +static __initdata const char banner[] =
> + "broadcast manager protocol (rev " CAN_BCM_VERSION " t)";
>
> MODULE_DESCRIPTION("PF_CAN broadcast manager protocol");
> MODULE_LICENSE("Dual BSD/GPL");
> @@ -729,8 +731,8 @@ static void bcm_rx_unreg(struct net_device *dev, struct bcm_op *op)
> /* mark as removed subscription */
> op->rx_reg_dev = NULL;
> } else
> - printk(KERN_ERR "can-bcm: bcm_rx_unreg: registered device "
> - "mismatch %p %p\n", op->rx_reg_dev, dev);
> + pr_err("%s: registered device mismatch %p %p\n",
> + __func__, op->rx_reg_dev, dev);
> }
>
> /*
> @@ -1606,11 +1608,11 @@ static int __init bcm_module_init(void)
> {
> int err;
>
> - printk(banner);
> + pr_info("%s\n", banner);
>
> err = can_proto_register(&bcm_can_proto);
> if (err < 0) {
> - printk(KERN_ERR "can: registration of bcm protocol failed\n");
> + pr_err("registration of bcm protocol failed\n");
> return err;
> }
>
> diff --git a/net/can/gw.c b/net/can/gw.c
> index 3d79b12..e17253f 100644
> --- a/net/can/gw.c
> +++ b/net/can/gw.c
> @@ -39,6 +39,8 @@
> *
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/module.h>
> #include <linux/init.h>
> #include <linux/types.h>
> @@ -59,7 +61,7 @@
>
> #define CAN_GW_VERSION "20101209"
> static __initdata const char banner[] =
> - KERN_INFO "can: netlink gateway (rev " CAN_GW_VERSION ")\n";
> + "netlink gateway (rev " CAN_GW_VERSION ")";
>
> MODULE_DESCRIPTION("PF_CAN netlink gateway");
> MODULE_LICENSE("Dual BSD/GPL");
> @@ -913,7 +915,7 @@ static int cgw_remove_job(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
>
> static __init int cgw_module_init(void)
> {
> - printk(banner);
> + pr_info("%s\n", banner);
>
> cgw_cache = kmem_cache_create("can_gw", sizeof(struct cgw_job),
> 0, 0, NULL);
> diff --git a/net/can/proc.c b/net/can/proc.c
> index ba873c3..c3aedf5 100644
> --- a/net/can/proc.c
> +++ b/net/can/proc.c
> @@ -39,6 +39,8 @@
> *
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/module.h>
> #include <linux/proc_fs.h>
> #include <linux/list.h>
> @@ -118,8 +120,7 @@ static unsigned long calc_rate(unsigned long oldjif, unsigned long newjif,
>
> /* see can_stat_update() - this should NEVER happen! */
> if (count > (ULONG_MAX / HZ)) {
> - printk(KERN_ERR "can: calc_rate: count exceeded! %ld\n",
> - count);
> + pr_err("%s: count exceeded! %ld\n", __func__, count);
> return 99999999;
> }
>
> @@ -475,8 +476,7 @@ void can_init_proc(void)
> can_dir = proc_mkdir("can", init_net.proc_net);
>
> if (!can_dir) {
> - printk(KERN_INFO "can: failed to create /proc/net/can . "
> - "CONFIG_PROC_FS missing?\n");
> + pr_info("failed to create /proc/net/can . CONFIG_PROC_FS missing?\n");
> return;
> }
>
> diff --git a/net/can/raw.c b/net/can/raw.c
> index cde1b4a..2875c55 100644
> --- a/net/can/raw.c
> +++ b/net/can/raw.c
> @@ -39,6 +39,8 @@
> *
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/module.h>
> #include <linux/init.h>
> #include <linux/uio.h>
> @@ -56,7 +58,7 @@
>
> #define CAN_RAW_VERSION CAN_VERSION
> static __initdata const char banner[] =
> - KERN_INFO "can: raw protocol (rev " CAN_RAW_VERSION ")\n";
> + "raw protocol (rev " CAN_RAW_VERSION ")";
>
> MODULE_DESCRIPTION("PF_CAN raw protocol");
> MODULE_LICENSE("Dual BSD/GPL");
> @@ -783,11 +785,11 @@ static __init int raw_module_init(void)
> {
> int err;
>
> - printk(banner);
> + pr_info("%s\n", banner);
>
> err = can_proto_register(&raw_can_proto);
> if (err < 0)
> - printk(KERN_ERR "can: registration of raw protocol failed\n");
> + pr_err("registration of raw protocol failed\n");
>
> return err;
> }

--
Pengutronix e.K. | Marc Kleine-Budde |
Industrial Linux Solutions | Phone: +49-231-2826-924 |
Vertretung West/Dortmund | Fax: +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |

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Next message: Paul Moore: "[PATCH] netlabel: Fix build problems when IPv6 is not enabled"
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In reply to: Joe Perches: "[PATCH] can: Update logging style"
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