Re: [PATCH 1/3] rbtree_test: use pr_info for module prefix in messages

[Shuah Khan]

On Mon, Mar 18, 2013 at 5:20 PM, Davidlohr Bueso <davidlohr.bueso@xxxxxx> wrote:
> This provides nicer message output. Since it seems more appropriate
> for the nature of this module, also use KERN_INFO instead of other
> levels.

Why are you changing the ALERTs to INFO?

>
> Signed-off-by: Davidlohr Bueso <davidlohr.bueso@xxxxxx>
> ---
>  lib/rbtree_test.c | 13 ++++++++-----
>  1 file changed, 8 insertions(+), 5 deletions(-)
>
> diff --git a/lib/rbtree_test.c b/lib/rbtree_test.c
> index af38aed..66ca26d 100644
> --- a/lib/rbtree_test.c
> +++ b/lib/rbtree_test.c
> @@ -1,3 +1,6 @@
> +#define KMSG_COMPONENT "rbtree_test"
> +#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
> +
>  #include <linux/module.h>
>  #include <linux/rbtree_augmented.h>
>  #include <linux/random.h>
> @@ -153,7 +156,7 @@ static int rbtree_test_init(void)
>         int i, j;
>         cycles_t time1, time2, time;
>
> -       printk(KERN_ALERT "rbtree testing");
> +       pr_info("rbtree testing");

This is changing the output from KERN_ALERT to KERN_INFO. Why is this
necessary? Should this be pr_alert() instead?


>
>         prandom_seed_state(&rnd, 3141592653589793238ULL);
>         init();
> @@ -171,7 +174,7 @@ static int rbtree_test_init(void)
>         time = time2 - time1;
>
>         time = div_u64(time, PERF_LOOPS);
> -       printk(" -> %llu cycles\n", (unsigned long long)time);
> +       pr_info(" -> %llu cycles\n", (unsigned long long)time);
>
>         for (i = 0; i < CHECK_LOOPS; i++) {
>                 init();
> @@ -186,7 +189,7 @@ static int rbtree_test_init(void)
>                 check(0);
>         }
>
> -       printk(KERN_ALERT "augmented rbtree testing");
> +       pr_info("augmented rbtree testing");

This is changing the output from KERN_ALERT to KERN_INFO. Why is this
necessary? Should this be pr_alert() instead?

>
>         init();
>
> @@ -203,7 +206,7 @@ static int rbtree_test_init(void)
>         time = time2 - time1;
>
>         time = div_u64(time, PERF_LOOPS);
> -       printk(" -> %llu cycles\n", (unsigned long long)time);
> +       pr_info(" -> %llu cycles\n", (unsigned long long)time);
>
>         for (i = 0; i < CHECK_LOOPS; i++) {
>                 init();
> @@ -223,7 +226,7 @@ static int rbtree_test_init(void)
>
>  static void rbtree_test_exit(void)
>  {
> -       printk(KERN_ALERT "test exit\n");
> +       pr_info("test exit\n");

This is changing the output from KERN_ALERT to KERN_INFO. Why is this
necessary? Should this be pr_alert() instead?

>  }
>
>  module_init(rbtree_test_init)
> --
> 1.7.11.7
>
>
>
>
> --
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