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tcp: add gfp parameter to tcp_fragment

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tcp_fragment can be called from process context (from tso_fragment).
Add a new gfp parameter to allow it to preserve atomic memory if
possible.

Signed-off-by: Octavian Purdila <octavian.purdila@intel.com>
Reviewed-by: Christoph Paasch <christoph.paasch@uclouvain.be>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Octavian Purdila
2014-06-06 17:32:37 +03:00
committed by David S. Miller
parent 27fa589de5
commit 6cc55e096f
3 changed files with 12 additions and 10 deletions
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2
include/net/tcp.h
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@@ -535,7 +535,7 @@ void tcp_retransmit_timer(struct sock *sk);
void tcp_xmit_retransmit_queue(struct sock *);
void tcp_simple_retransmit(struct sock *);
int tcp_trim_head(struct sock *, struct sk_buff *, u32);
int tcp_fragment(struct sock *, struct sk_buff *, u32, unsigned int);
int tcp_fragment(struct sock *, struct sk_buff *, u32, unsigned int, gfp_t);
void tcp_send_probe0(struct sock *);
void tcp_send_partial(struct sock *);