Re: [PATCH 3/3] refscale: always log the error message

["lizhijian@xxxxxxxxxxx" <lizhijian@xxxxxxxxxxx>]

On 25/10/2021 11:26, Li Zhijian wrote:
> Generally, error message should be logged anyhow.
>
> Signed-off-by: Li Zhijian <lizhijian@xxxxxxxxxxxxxx>
> ---
>   kernel/rcu/refscale.c | 8 ++++----
>   1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/kernel/rcu/refscale.c b/kernel/rcu/refscale.c
> index a4479f00dcdc..f055d168365a 100644
> --- a/kernel/rcu/refscale.c
> +++ b/kernel/rcu/refscale.c
> @@ -58,8 +58,8 @@ do {											\
>   	}										\
>   } while (0)
>   
> -#define VERBOSE_SCALEOUT_ERRSTRING(s, x...) \
> -	do { if (verbose) pr_alert("%s" SCALE_FLAG "!!! " s, scale_type, ## x); } while (0)
> +#define SCALEOUT_ERRSTRING(s, x...) \
> +	do { pr_alert("%s" SCALE_FLAG "!!! " s, scale_type, ## x); } while (0)
>   
>   MODULE_LICENSE("GPL");
>   MODULE_AUTHOR("Joel Fernandes (Google) <joel@xxxxxxxxxxxxxxxxx>");
> @@ -651,7 +651,7 @@ static int main_func(void *arg)
>   	result_avg = kzalloc(nruns * sizeof(*result_avg), GFP_KERNEL);
>   	buf = kzalloc(800 + 64, GFP_KERNEL);
>   	if (!result_avg || !buf) {
> -		VERBOSE_SCALEOUT_ERRSTRING("out of memory");
> +		SCALEOUT_ERRSTRING("out of memory");

'\n' should be added to the last to flush it.



>   		goto oom_exit;
>   	}
>   	if (holdoff)
> @@ -837,7 +837,7 @@ ref_scale_init(void)
>   	reader_tasks = kcalloc(nreaders, sizeof(reader_tasks[0]),
>   			       GFP_KERNEL);
>   	if (!reader_tasks) {
> -		VERBOSE_SCALEOUT_ERRSTRING("out of memory");
> +		SCALEOUT_ERRSTRING("out of memory");
ditto

Thanks
Zhijian
>   		firsterr = -ENOMEM;
>   		goto unwind;
>   	}