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author | John Fastabend <john.fastabend@gmail.com> | 2018-03-18 12:57:05 -0700 |
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committer | Daniel Borkmann <daniel@iogearbox.net> | 2018-03-19 21:14:38 +0100 |
commit | 8c05dbf04b2882c3c0bc43fe7668c720210877f3 (patch) | |
tree | b13d4d3116498ab38c1493cdeb21254313c2f94d /include/net/sock.h | |
parent | 312fc2b4c82e96a48cb2d0da2bd4816eb253c499 (diff) | |
download | blackbird-obmc-linux-8c05dbf04b2882c3c0bc43fe7668c720210877f3.tar.gz blackbird-obmc-linux-8c05dbf04b2882c3c0bc43fe7668c720210877f3.zip |
net: generalize sk_alloc_sg to work with scatterlist rings
The current implementation of sk_alloc_sg expects scatterlist to always
start at entry 0 and complete at entry MAX_SKB_FRAGS.
Future patches will want to support starting at arbitrary offset into
scatterlist so add an additional sg_start parameters and then default
to the current values in TLS code paths.
Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'include/net/sock.h')
-rw-r--r-- | include/net/sock.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index 447150c51feb..b7c75e024e37 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -2142,7 +2142,7 @@ static inline struct page_frag *sk_page_frag(struct sock *sk) bool sk_page_frag_refill(struct sock *sk, struct page_frag *pfrag); int sk_alloc_sg(struct sock *sk, int len, struct scatterlist *sg, - int *sg_num_elem, unsigned int *sg_size, + int sg_start, int *sg_curr, unsigned int *sg_size, int first_coalesce); /* |