Message ID | 4F43D4E6.4060206@parallels.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Le mardi 21 février 2012 à 21:31 +0400, Pavel Emelyanov a écrit : > Signed-off-by: Pavel Emelyanov <xemul@parallels.com> > > --- > include/linux/skbuff.h | 18 ++++++++++++++++++ > 1 files changed, 18 insertions(+), 0 deletions(-) > > diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h > index f3cf43d..c11a44e 100644 > --- a/include/linux/skbuff.h > +++ b/include/linux/skbuff.h > @@ -877,6 +877,24 @@ static inline struct sk_buff *skb_peek(const struct sk_buff_head *list_) > } > > /** > + * skb_peek_next - peek skb following the given one from a queue > + * @skb: skb to start from > + * @list_: list to peek at > + * > + * Returns %NULL when the end of the list is met or a pointer to the > + * next element. The reference count is not incremented and the > + * reference is therefore volatile. Use with caution. > + */ > +static inline struct sk_buff *skb_peek_next(struct sk_buff *skb, > + const struct sk_buff_head *list_) > +{ > + struct sk_buff *next = skb->next; > + if (next == (struct sk_buff *)list_) > + next = NULL; > + return next; > +} > + > +/** > * skb_peek_tail - peek at the tail of an &sk_buff_head > * @list_: list to peek at > * Acked-by: Eric Dumazet <eric.dumazet@gmail.com> -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
From: Eric Dumazet <eric.dumazet@gmail.com> Date: Tue, 21 Feb 2012 18:43:53 +0100 > Le mardi 21 février 2012 à 21:31 +0400, Pavel Emelyanov a écrit : >> Signed-off-by: Pavel Emelyanov <xemul@parallels.com> > Acked-by: Eric Dumazet <eric.dumazet@gmail.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index f3cf43d..c11a44e 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -877,6 +877,24 @@ static inline struct sk_buff *skb_peek(const struct sk_buff_head *list_) } /** + * skb_peek_next - peek skb following the given one from a queue + * @skb: skb to start from + * @list_: list to peek at + * + * Returns %NULL when the end of the list is met or a pointer to the + * next element. The reference count is not incremented and the + * reference is therefore volatile. Use with caution. + */ +static inline struct sk_buff *skb_peek_next(struct sk_buff *skb, + const struct sk_buff_head *list_) +{ + struct sk_buff *next = skb->next; + if (next == (struct sk_buff *)list_) + next = NULL; + return next; +} + +/** * skb_peek_tail - peek at the tail of an &sk_buff_head * @list_: list to peek at *
Signed-off-by: Pavel Emelyanov <xemul@parallels.com> --- include/linux/skbuff.h | 18 ++++++++++++++++++ 1 files changed, 18 insertions(+), 0 deletions(-)