Hi,
If you remove the mutex, you better to remove
the header "#include <linux/mutex.h>" from exynos-ppmu.c.
If you remove the header file, looks good to me and
feel free to add my tag.
Acked-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
Best Regards,
Chanwoo Choi
On 2016년 09월 20일 15:48, Axel Lin wrote:
> The mutex is not used at all, remove it.
>
> Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
> ---
> drivers/devfreq/event/exynos-ppmu.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/drivers/devfreq/event/exynos-ppmu.c b/drivers/devfreq/event/exynos-ppmu.c
> index f55cf0e..251692b 100644
> --- a/drivers/devfreq/event/exynos-ppmu.c
> +++ b/drivers/devfreq/event/exynos-ppmu.c
> @@ -15,7 +15,6 @@
> #include <linux/io.h>
> #include <linux/kernel.h>
> #include <linux/module.h>
> -#include <linux/mutex.h>
> #include <linux/of_address.h>
> #include <linux/platform_device.h>
> #include <linux/suspend.h>
> @@ -34,7 +33,6 @@ struct exynos_ppmu {
> unsigned int num_events;
>
> struct device *dev;
> - struct mutex lock;
>
> struct exynos_ppmu_data ppmu;
> };
> @@ -463,7 +461,6 @@ static int exynos_ppmu_probe(struct platform_device *pdev)
> if (!info)
> return -ENOMEM;
>
> - mutex_init(&info->lock);
> info->dev = &pdev->dev;
>
> /* Parse dt data to get resource */
>
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