diff options
Diffstat (limited to 'include/linux/skbuff.h')
| -rw-r--r-- | include/linux/skbuff.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index e5387932c266..f5bdd93a87da 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -444,15 +444,26 @@ enum { */ struct ubuf_info { void (*callback)(struct ubuf_info *, bool zerocopy_success); - void *ctx; - unsigned long desc; - u16 zerocopy:1; + union { + struct { + unsigned long desc; + void *ctx; + }; + struct { + u32 id; + u16 len; + u16 zerocopy:1; + u32 bytelen; + }; + }; atomic_t refcnt; }; #define skb_uarg(SKB) ((struct ubuf_info *)(skb_shinfo(SKB)->destructor_arg)) struct ubuf_info *sock_zerocopy_alloc(struct sock *sk, size_t size); +struct ubuf_info *sock_zerocopy_realloc(struct sock *sk, size_t size, + struct ubuf_info *uarg); static inline void sock_zerocopy_get(struct ubuf_info *uarg) { |