On Fri,  9 Jun 2017 12:29:20 -0700
Joe Perches <[email protected]> wrote:

> Remove #define PREFIX and add #define pr_fmt to use more common
> logging.
> 
> Miscellanea:
> 
> o Add missing newline to format
> o Convert a single printk without KERN_<LEVEL> to pr_info
> 
> Signed-off-by: Joe Perches <[email protected]>

Acked-by: Jacob Pan <[email protected]>

Thanks,
> ---
>  drivers/idle/intel_idle.c | 32 ++++++++++++++++----------------
>  1 file changed, 16 insertions(+), 16 deletions(-)
> 
> diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c
> index 216d7ec88c0c..c2ae819a871c 100644
> --- a/drivers/idle/intel_idle.c
> +++ b/drivers/idle/intel_idle.c
> @@ -51,6 +51,8 @@
>  /* un-comment DEBUG to enable pr_debug() statements */
>  #define DEBUG
>  
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
>  #include <linux/kernel.h>
>  #include <linux/cpuidle.h>
>  #include <linux/tick.h>
> @@ -65,7 +67,6 @@
>  #include <asm/msr.h>
>  
>  #define INTEL_IDLE_VERSION "0.4.1"
> -#define PREFIX "intel_idle: "
>  
>  static struct cpuidle_driver intel_idle_driver = {
>       .name = "intel_idle",
> @@ -1111,7 +1112,7 @@ static int __init intel_idle_probe(void)
>       const struct x86_cpu_id *id;
>  
>       if (max_cstate == 0) {
> -             pr_debug(PREFIX "disabled\n");
> +             pr_debug("disabled\n");
>               return -EPERM;
>       }
>  
> @@ -1119,8 +1120,8 @@ static int __init intel_idle_probe(void)
>       if (!id) {
>               if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL &&
>                   boot_cpu_data.x86 == 6)
> -                     pr_debug(PREFIX "does not run on family %d
> model %d\n",
> -                             boot_cpu_data.x86,
> boot_cpu_data.x86_model);
> +                     pr_debug("does not run on family %d model
> %d\n",
> +                              boot_cpu_data.x86,
> boot_cpu_data.x86_model); return -ENODEV;
>       }
>  
> @@ -1134,13 +1135,13 @@ static int __init intel_idle_probe(void)
>           !mwait_substates)
>                       return -ENODEV;
>  
> -     pr_debug(PREFIX "MWAIT substates: 0x%x\n", mwait_substates);
> +     pr_debug("MWAIT substates: 0x%x\n", mwait_substates);
>  
>       icpu = (const struct idle_cpu *)id->driver_data;
>       cpuidle_state_table = icpu->state_table;
>  
> -     pr_debug(PREFIX "v" INTEL_IDLE_VERSION
> -             " model 0x%X\n", boot_cpu_data.x86_model);
> +     pr_debug("v" INTEL_IDLE_VERSION " model 0x%X\n",
> +              boot_cpu_data.x86_model);
>  
>       return 0;
>  }
> @@ -1340,8 +1341,7 @@ static void __init
> intel_idle_cpuidle_driver_init(void) break;
>  
>               if (cstate + 1 > max_cstate) {
> -                     printk(PREFIX "max_cstate %d reached\n",
> -                             max_cstate);
> +                     pr_info("max_cstate %d reached\n",
> max_cstate); break;
>               }
>  
> @@ -1358,8 +1358,8 @@ static void __init
> intel_idle_cpuidle_driver_init(void) 
>               /* if state marked as disabled, skip it */
>               if (cpuidle_state_table[cstate].disabled != 0) {
> -                     pr_debug(PREFIX "state %s is disabled",
> -                             cpuidle_state_table[cstate].name);
> +                     pr_debug("state %s is disabled\n",
> +                              cpuidle_state_table[cstate].name);
>                       continue;
>               }
>  
> @@ -1395,7 +1395,7 @@ static int intel_idle_cpu_init(unsigned int cpu)
>       dev->cpu = cpu;
>  
>       if (cpuidle_register_device(dev)) {
> -             pr_debug(PREFIX "cpuidle_register_device %d
> failed!\n", cpu);
> +             pr_debug("cpuidle_register_device %d failed!\n",
> cpu); return -EIO;
>       }
>  
> @@ -1447,8 +1447,8 @@ static int __init intel_idle_init(void)
>       retval = cpuidle_register_driver(&intel_idle_driver);
>       if (retval) {
>               struct cpuidle_driver *drv = cpuidle_get_driver();
> -             printk(KERN_DEBUG PREFIX "intel_idle yielding to %s",
> -                     drv ? drv->name : "none");
> +             printk(KERN_DEBUG pr_fmt("intel_idle yielding to
> %s\n"),
> +                    drv ? drv->name : "none");
>               goto init_driver_fail;
>       }
>  
> @@ -1460,8 +1460,8 @@ static int __init intel_idle_init(void)
>       if (retval < 0)
>               goto hp_setup_fail;
>  
> -     pr_debug(PREFIX "lapic_timer_reliable_states 0x%x\n",
> -             lapic_timer_reliable_states);
> +     pr_debug("lapic_timer_reliable_states 0x%x\n",
> +              lapic_timer_reliable_states);
>  
>       return 0;
>  

[Jacob Pan]

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