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smc: make smc_rx_wait_data() generic

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Turn smc_rx_wait_data into a generic function that can be used at various
instances to wait on traffic to complete with varying criteria.

Signed-off-by: Stefan Raspl <raspl@linux.ibm.com>
Signed-off-by: Ursula Braun <ubraun@linux.ibm.com><
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stefan Raspl
2018-05-03 18:12:37 +02:00
committed by David S. Miller
parent c8b8ec8e0d
commit b51fa1b135
3 changed files with 19 additions and 12 deletions
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8
net/smc/smc_rx.h
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@@ -20,6 +20,12 @@
void smc_rx_init(struct smc_sock *smc);
int smc_rx_recvmsg(struct smc_sock *smc, struct msghdr *msg, size_t len,
int flags);
int smc_rx_wait_data(struct smc_sock *smc, long *timeo);
int smc_rx_wait(struct smc_sock *smc, long *timeo,
int (*fcrit)(struct smc_connection *conn));
static inline int smc_rx_data_available(struct smc_connection *conn)
{
return atomic_read(&conn->bytes_to_rcv);
}
#endif /* SMC_RX_H */