xiaomi-sm8450/android_kernel_xiaomi_sm8450
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net/smc: periodic testlink support

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Add periodic LLC testlink support to ensure the link is still active.
The interval time is initialized using the value of
sysctl_tcp_keepalive_time.

Signed-off-by: Karsten Graul <kgraul@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:
Karsten Graul
2018-05-02 16:56:44 +02:00
committad av David S. Miller
förälder e90c1a1090
incheckning 877ae5be42
6 ändrade filer med 75 tillägg och 3 borttagningar
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6
net/smc/af_smc.c
Visa fil

@@ -294,6 +294,7 @@ static void smc_copy_sock_settings_to_smc(struct smc_sock *smc)
static int smc_clnt_conf_first_link(struct smc_sock *smc)
{
struct net *net = sock_net(smc->clcsock->sk);
struct smc_link_group *lgr = smc->conn.lgr;
struct smc_link *link;
int rest;
@@ -353,7 +354,7 @@ static int smc_clnt_conf_first_link(struct smc_sock *smc)
if (rc < 0)
return SMC_CLC_DECL_TCL;
link->state = SMC_LNK_ACTIVE;
smc_llc_link_active(link, net->ipv4.sysctl_tcp_keepalive_time);
return 0;
}
@@ -715,6 +716,7 @@ void smc_close_non_accepted(struct sock *sk)
static int smc_serv_conf_first_link(struct smc_sock *smc)
{
struct net *net = sock_net(smc->clcsock->sk);
struct smc_link_group *lgr = smc->conn.lgr;
struct smc_link *link;
int rest;
@@ -769,7 +771,7 @@ static int smc_serv_conf_first_link(struct smc_sock *smc)
return rc;
}
link->state = SMC_LNK_ACTIVE;
smc_llc_link_active(link, net->ipv4.sysctl_tcp_keepalive_time);
return 0;
}