diff options
author | Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> | 2008-03-27 20:43:41 -0400 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2008-03-27 20:43:41 -0400 |
commit | 0dde3e16485dca16eb682dd59da1a598bf62e284 (patch) | |
tree | 9b3f3f1b54286ecf62e3101de104915a315a53c7 /net/core/skbuff.c | |
parent | 4f95165d4bf6369d57052d60cc0266c569c6b077 (diff) |
[NET]: uninline skb_put, de-bloats a lot
Allyesconfig (v2.6.24-mm1):
~500 files changed
...
869 funcs, 198 +, 111003 -, diff: -110805 --- skb_put
skb_put | +104
Without number of debug related CONFIGs (v2.6.25-rc2-mm1):
-60744 855 funcs, 861 +, 61605 -, diff: -60744 --- skb_put
skb_put | +57
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/skbuff.c')
-rw-r--r-- | net/core/skbuff.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 0d0fd28a9041..3402eca768f8 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c | |||
@@ -857,6 +857,27 @@ free_skb: | |||
857 | return err; | 857 | return err; |
858 | } | 858 | } |
859 | 859 | ||
860 | /** | ||
861 | * skb_put - add data to a buffer | ||
862 | * @skb: buffer to use | ||
863 | * @len: amount of data to add | ||
864 | * | ||
865 | * This function extends the used data area of the buffer. If this would | ||
866 | * exceed the total buffer size the kernel will panic. A pointer to the | ||
867 | * first byte of the extra data is returned. | ||
868 | */ | ||
869 | unsigned char *skb_put(struct sk_buff *skb, unsigned int len) | ||
870 | { | ||
871 | unsigned char *tmp = skb_tail_pointer(skb); | ||
872 | SKB_LINEAR_ASSERT(skb); | ||
873 | skb->tail += len; | ||
874 | skb->len += len; | ||
875 | if (unlikely(skb->tail > skb->end)) | ||
876 | skb_over_panic(skb, len, __builtin_return_address(0)); | ||
877 | return tmp; | ||
878 | } | ||
879 | EXPORT_SYMBOL(skb_put); | ||
880 | |||
860 | /* Trims skb to length len. It can change skb pointers. | 881 | /* Trims skb to length len. It can change skb pointers. |
861 | */ | 882 | */ |
862 | 883 | ||