[PATCH 1/2] poller: allow safely remove pollers in any time

[Antony Pavlov]

On Thu,  3 Mar 2016 18:17:09 +0300
Aleksey Kuleshov <rndfax at yandex.ru> wrote:

Please add 'Signed-off-by' to your patches.

> ---
>  common/poller.c | 9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)
> 
> diff --git a/common/poller.c b/common/poller.c
> index 32795b6..7cec5d4 100644
> --- a/common/poller.c
> +++ b/common/poller.c
> @@ -15,6 +15,7 @@
>  
>  static LIST_HEAD(poller_list);
>  static int poller_active;
> +static struct poller_struct *next;
>  
>  int poller_register(struct poller_struct *poller)
>  {
> @@ -33,6 +34,10 @@ int poller_unregister(struct poller_struct *poller)
>  		return -ENODEV;
>  
>  
> +	if (&next->list == &poller->list) {
> +		next = list_entry(next->list.next, struct poller_struct, list);
> +	}
> +
>  	list_del(&poller->list);
>  	poller->registered = 0;
>  
> @@ -107,14 +112,14 @@ int poller_async_unregister(struct poller_async *pa)
>  
>  void poller_call(void)
>  {
> -	struct poller_struct *poller, *tmp;
> +	struct poller_struct *poller;
>  
>  	if (poller_active)
>  		return;
>  
>  	poller_active = 1;
>  
> -	list_for_each_entry_safe(poller, tmp, &poller_list, list)
> +	list_for_each_entry_safe(poller, next, &poller_list, list)
>  		poller->func(poller);
>  
>  	poller_active = 0;
> -- 
> 2.6.2
> 
> 
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-- 
-- 
Best regards,
  Antony Pavlov