[CRIU] [PATCH v2 07/15] sk-queue: Allow to dump a skb sender

[Pavel Emelyanov]

On 05/27/2016 04:06 PM, Kirill Tkhai wrote:
> Add a possibility to dump a packet sender using a method get_sender,
> passed by caller.
> 
> If there is the only sender of all pending socket's packets, its inode
> is returned as result in (*sender_ino). Otherwise, 0 is there (inode 0
> can't exist in real world).

And what does this set do in case of a socket with several senders in queue?


> @@ -52,6 +52,8 @@
>  #define USK_SERVICE	(1 << 1)
>  #define USK_CALLBACK	(1 << 2)
>  #define USK_INHERIT	(1 << 3)
> +#define USK_EMPTY_Q	(1 << 4)

Why is this bit needed?

> +#define USK_NONAME_SND	(1 << 5)
>  
>  typedef struct {
>  	char			*dir;