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authorDavid Howells <dhowells@redhat.com>2016-10-06 08:11:49 +0100
committerDavid Howells <dhowells@redhat.com>2016-10-06 08:11:49 +0100
commita5af7e1fc69a46f29b977fd4b570e0ac414c2338 (patch)
treed3ecc4df97f90a40d3f3aa6827bfe4201eba71e7 /net/rxrpc/call_object.c
parent26cb02aa6d3efeb543805ed9ad599dae24f7c6d4 (diff)
downloadlinux-stericsson-a5af7e1fc69a46f29b977fd4b570e0ac414c2338.tar.gz
rxrpc: Fix loss of PING RESPONSE ACK production due to PING ACKs
Separate the output of PING ACKs from the output of other sorts of ACK so that if we receive a PING ACK and schedule transmission of a PING RESPONSE ACK, the response doesn't get cancelled by a PING ACK we happen to be scheduling transmission of at the same time. If a PING RESPONSE gets lost, the other side might just sit there waiting for it and refuse to proceed otherwise. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'net/rxrpc/call_object.c')
-rw-r--r--net/rxrpc/call_object.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/rxrpc/call_object.c b/net/rxrpc/call_object.c
index 07094012ac15..4353a29f3b57 100644
--- a/net/rxrpc/call_object.c
+++ b/net/rxrpc/call_object.c
@@ -205,6 +205,7 @@ static void rxrpc_start_call_timer(struct rxrpc_call *call)
expire_at = ktime_add_ms(now, rxrpc_max_call_lifetime);
call->expire_at = expire_at;
call->ack_at = expire_at;
+ call->ping_at = expire_at;
call->resend_at = expire_at;
call->timer.expires = jiffies + LONG_MAX / 2;
rxrpc_set_timer(call, rxrpc_timer_begin, now);