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-rw-r--r--include/linux/skbuff.h40
1 files changed, 17 insertions, 23 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 2741c0c55e83..8f5d9e7f8734 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -155,8 +155,6 @@ struct skb_shared_info {
155#define SKB_DATAREF_SHIFT 16 155#define SKB_DATAREF_SHIFT 16
156#define SKB_DATAREF_MASK ((1 << SKB_DATAREF_SHIFT) - 1) 156#define SKB_DATAREF_MASK ((1 << SKB_DATAREF_SHIFT) - 1)
157 157
158extern struct timeval skb_tv_base;
159
160struct skb_timeval { 158struct skb_timeval {
161 u32 off_sec; 159 u32 off_sec;
162 u32 off_usec; 160 u32 off_usec;
@@ -175,7 +173,7 @@ enum {
175 * @prev: Previous buffer in list 173 * @prev: Previous buffer in list
176 * @list: List we are on 174 * @list: List we are on
177 * @sk: Socket we are owned by 175 * @sk: Socket we are owned by
178 * @tstamp: Time we arrived stored as offset to skb_tv_base 176 * @tstamp: Time we arrived
179 * @dev: Device we arrived on/are leaving by 177 * @dev: Device we arrived on/are leaving by
180 * @input_dev: Device we arrived on 178 * @input_dev: Device we arrived on
181 * @h: Transport layer header 179 * @h: Transport layer header
@@ -304,37 +302,37 @@ struct sk_buff {
304 302
305extern void __kfree_skb(struct sk_buff *skb); 303extern void __kfree_skb(struct sk_buff *skb);
306extern struct sk_buff *__alloc_skb(unsigned int size, 304extern struct sk_buff *__alloc_skb(unsigned int size,
307 unsigned int __nocast priority, int fclone); 305 gfp_t priority, int fclone);
308static inline struct sk_buff *alloc_skb(unsigned int size, 306static inline struct sk_buff *alloc_skb(unsigned int size,
309 unsigned int __nocast priority) 307 gfp_t priority)
310{ 308{
311 return __alloc_skb(size, priority, 0); 309 return __alloc_skb(size, priority, 0);
312} 310}
313 311
314static inline struct sk_buff *alloc_skb_fclone(unsigned int size, 312static inline struct sk_buff *alloc_skb_fclone(unsigned int size,
315 unsigned int __nocast priority) 313 gfp_t priority)
316{ 314{
317 return __alloc_skb(size, priority, 1); 315 return __alloc_skb(size, priority, 1);
318} 316}
319 317
320extern struct sk_buff *alloc_skb_from_cache(kmem_cache_t *cp, 318extern struct sk_buff *alloc_skb_from_cache(kmem_cache_t *cp,
321 unsigned int size, 319 unsigned int size,
322 unsigned int __nocast priority); 320 gfp_t priority);
323extern void kfree_skbmem(struct sk_buff *skb); 321extern void kfree_skbmem(struct sk_buff *skb);
324extern struct sk_buff *skb_clone(struct sk_buff *skb, 322extern struct sk_buff *skb_clone(struct sk_buff *skb,
325 unsigned int __nocast priority); 323 gfp_t priority);
326extern struct sk_buff *skb_copy(const struct sk_buff *skb, 324extern struct sk_buff *skb_copy(const struct sk_buff *skb,
327 unsigned int __nocast priority); 325 gfp_t priority);
328extern struct sk_buff *pskb_copy(struct sk_buff *skb, 326extern struct sk_buff *pskb_copy(struct sk_buff *skb,
329 unsigned int __nocast gfp_mask); 327 gfp_t gfp_mask);
330extern int pskb_expand_head(struct sk_buff *skb, 328extern int pskb_expand_head(struct sk_buff *skb,
331 int nhead, int ntail, 329 int nhead, int ntail,
332 unsigned int __nocast gfp_mask); 330 gfp_t gfp_mask);
333extern struct sk_buff *skb_realloc_headroom(struct sk_buff *skb, 331extern struct sk_buff *skb_realloc_headroom(struct sk_buff *skb,
334 unsigned int headroom); 332 unsigned int headroom);
335extern struct sk_buff *skb_copy_expand(const struct sk_buff *skb, 333extern struct sk_buff *skb_copy_expand(const struct sk_buff *skb,
336 int newheadroom, int newtailroom, 334 int newheadroom, int newtailroom,
337 unsigned int __nocast priority); 335 gfp_t priority);
338extern struct sk_buff * skb_pad(struct sk_buff *skb, int pad); 336extern struct sk_buff * skb_pad(struct sk_buff *skb, int pad);
339#define dev_kfree_skb(a) kfree_skb(a) 337#define dev_kfree_skb(a) kfree_skb(a)
340extern void skb_over_panic(struct sk_buff *skb, int len, 338extern void skb_over_panic(struct sk_buff *skb, int len,
@@ -486,7 +484,7 @@ static inline int skb_shared(const struct sk_buff *skb)
486 * NULL is returned on a memory allocation failure. 484 * NULL is returned on a memory allocation failure.
487 */ 485 */
488static inline struct sk_buff *skb_share_check(struct sk_buff *skb, 486static inline struct sk_buff *skb_share_check(struct sk_buff *skb,
489 unsigned int __nocast pri) 487 gfp_t pri)
490{ 488{
491 might_sleep_if(pri & __GFP_WAIT); 489 might_sleep_if(pri & __GFP_WAIT);
492 if (skb_shared(skb)) { 490 if (skb_shared(skb)) {
@@ -518,7 +516,7 @@ static inline struct sk_buff *skb_share_check(struct sk_buff *skb,
518 * %NULL is returned on a memory allocation failure. 516 * %NULL is returned on a memory allocation failure.
519 */ 517 */
520static inline struct sk_buff *skb_unshare(struct sk_buff *skb, 518static inline struct sk_buff *skb_unshare(struct sk_buff *skb,
521 unsigned int __nocast pri) 519 gfp_t pri)
522{ 520{
523 might_sleep_if(pri & __GFP_WAIT); 521 might_sleep_if(pri & __GFP_WAIT);
524 if (skb_cloned(skb)) { 522 if (skb_cloned(skb)) {
@@ -1019,7 +1017,7 @@ static inline void __skb_queue_purge(struct sk_buff_head *list)
1019 * %NULL is returned in there is no free memory. 1017 * %NULL is returned in there is no free memory.
1020 */ 1018 */
1021static inline struct sk_buff *__dev_alloc_skb(unsigned int length, 1019static inline struct sk_buff *__dev_alloc_skb(unsigned int length,
1022 unsigned int __nocast gfp_mask) 1020 gfp_t gfp_mask)
1023{ 1021{
1024 struct sk_buff *skb = alloc_skb(length + 16, gfp_mask); 1022 struct sk_buff *skb = alloc_skb(length + 16, gfp_mask);
1025 if (likely(skb)) 1023 if (likely(skb))
@@ -1132,8 +1130,8 @@ static inline int skb_can_coalesce(struct sk_buff *skb, int i,
1132 * If there is no free memory -ENOMEM is returned, otherwise zero 1130 * If there is no free memory -ENOMEM is returned, otherwise zero
1133 * is returned and the old skb data released. 1131 * is returned and the old skb data released.
1134 */ 1132 */
1135extern int __skb_linearize(struct sk_buff *skb, unsigned int __nocast gfp); 1133extern int __skb_linearize(struct sk_buff *skb, gfp_t gfp);
1136static inline int skb_linearize(struct sk_buff *skb, unsigned int __nocast gfp) 1134static inline int skb_linearize(struct sk_buff *skb, gfp_t gfp)
1137{ 1135{
1138 return __skb_linearize(skb, gfp); 1136 return __skb_linearize(skb, gfp);
1139} 1137}
@@ -1255,10 +1253,6 @@ static inline void skb_get_timestamp(const struct sk_buff *skb, struct timeval *
1255{ 1253{
1256 stamp->tv_sec = skb->tstamp.off_sec; 1254 stamp->tv_sec = skb->tstamp.off_sec;
1257 stamp->tv_usec = skb->tstamp.off_usec; 1255 stamp->tv_usec = skb->tstamp.off_usec;
1258 if (skb->tstamp.off_sec) {
1259 stamp->tv_sec += skb_tv_base.tv_sec;
1260 stamp->tv_usec += skb_tv_base.tv_usec;
1261 }
1262} 1256}
1263 1257
1264/** 1258/**
@@ -1272,8 +1266,8 @@ static inline void skb_get_timestamp(const struct sk_buff *skb, struct timeval *
1272 */ 1266 */
1273static inline void skb_set_timestamp(struct sk_buff *skb, const struct timeval *stamp) 1267static inline void skb_set_timestamp(struct sk_buff *skb, const struct timeval *stamp)
1274{ 1268{
1275 skb->tstamp.off_sec = stamp->tv_sec - skb_tv_base.tv_sec; 1269 skb->tstamp.off_sec = stamp->tv_sec;
1276 skb->tstamp.off_usec = stamp->tv_usec - skb_tv_base.tv_usec; 1270 skb->tstamp.off_usec = stamp->tv_usec;
1277} 1271}
1278 1272
1279extern void __net_timestamp(struct sk_buff *skb); 1273extern void __net_timestamp(struct sk_buff *skb);