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authorUrsula Braun <ubraun@linux.vnet.ibm.com>2017-01-09 16:55:24 +0100
committerDavid S. Miller <davem@davemloft.net>2017-01-09 16:07:40 -0500
commit952310ccf2d861966cfb8706f16d5e4eb585edb7 (patch)
tree4fa87adda90c714695c213638f2ca320f9a9a67d /net/smc/af_smc.c
parente6727f39004bd95725342b3b343a14c7d59df07f (diff)
downloadlinux-952310ccf2d861966cfb8706f16d5e4eb585edb7.tar.bz2
smc: receive data from RMBE
move RMBE data into user space buffer and update managing cursors Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/smc/af_smc.c')
-rw-r--r--net/smc/af_smc.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index b62b69c6c718..fc9c51c549e5 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -38,6 +38,7 @@
#include "smc_ib.h"
#include "smc_pnet.h"
#include "smc_tx.h"
+#include "smc_rx.h"
static DEFINE_MUTEX(smc_create_lgr_pending); /* serialize link group
* creation
@@ -412,6 +413,7 @@ static int smc_connect_rdma(struct smc_sock *smc)
mutex_unlock(&smc_create_lgr_pending);
smc_tx_init(smc);
+ smc_rx_init(smc);
out_connected:
smc_copy_sock_settings_to_clc(smc);
@@ -755,6 +757,7 @@ static void smc_listen_work(struct work_struct *work)
}
smc_tx_init(new_smc);
+ smc_rx_init(new_smc);
out_connected:
sk_refcnt_debug_inc(newsmcsk);
@@ -950,7 +953,7 @@ static int smc_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
if (smc->use_fallback)
rc = smc->clcsock->ops->recvmsg(smc->clcsock, msg, len, flags);
else
- rc = sock_no_recvmsg(sock, msg, len, flags);
+ rc = smc_rx_recvmsg(smc, msg, len, flags);
out:
release_sock(sk);
return rc;
@@ -1016,6 +1019,8 @@ static unsigned int smc_poll(struct file *file, struct socket *sock,
sk_set_bit(SOCKWQ_ASYNC_NOSPACE, sk);
set_bit(SOCK_NOSPACE, &sk->sk_socket->flags);
}
+ if (atomic_read(&smc->conn.bytes_to_rcv))
+ mask |= POLLIN | POLLRDNORM;
/* for now - to be enhanced in follow-on patch */
}