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authorUrsula Braun <ubraun@linux.vnet.ibm.com>2017-09-21 10:16:33 +0300
committerDavid S. Miller <davem@davemloft.net>2017-09-22 01:31:03 +0300
commit18e537cd58e8d6932719bfa79cb96a1fbc639199 (patch)
tree59805ed2dc68b6304d9fe7a1a19d07919d93d338 /net/smc/smc.h
parentbfbedfd38378c1ad9df84469403d69c17b074b66 (diff)
downloadlinux-18e537cd58e8d6932719bfa79cb96a1fbc639199.tar.xz
net/smc: introduce a delay
The number of outstanding work requests is limited. If all work requests are in use, tx processing is postponed to another scheduling of the tx worker. Switch to a delayed worker to have a gap for tx completion queue events before the next retry. Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/smc/smc.h')
-rw-r--r--net/smc/smc.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/smc/smc.h b/net/smc/smc.h
index 6e44313e4467..0ccd6fa387ad 100644
--- a/net/smc/smc.h
+++ b/net/smc/smc.h
@@ -149,7 +149,7 @@ struct smc_connection {
atomic_t sndbuf_space; /* remaining space in sndbuf */
u16 tx_cdc_seq; /* sequence # for CDC send */
spinlock_t send_lock; /* protect wr_sends */
- struct work_struct tx_work; /* retry of smc_cdc_msg_send */
+ struct delayed_work tx_work; /* retry of smc_cdc_msg_send */
struct smc_host_cdc_msg local_rx_ctrl; /* filled during event_handl.
* .prod cf. TCP rcv_nxt