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Message-Id: <20240919124307.28121-1-aha310510@gmail.com>
Date: Thu, 19 Sep 2024 21:43:07 +0900
From: Jeongjun Park <aha310510@...il.com>
To: syzbot+f69bfae0a4eb29976e44@...kaller.appspotmail.com
Cc: syzkaller-bugs@...glegroups.com,
linux-kernel@...r.kernel.org
Subject: Re: [syzbot] [net?] [s390?] general protection fault in smc_diag_dump_proto
#syz test git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
---
net/smc/af_smc.c | 176 +++++++++++++++++++--------------------
net/smc/smc.h | 7 +-
net/smc/smc_cdc.c | 40 ++++-----
net/smc/smc_clc.c | 28 +++----
net/smc/smc_close.c | 16 ++--
net/smc/smc_core.c | 68 +++++++--------
net/smc/smc_rx.c | 16 ++--
net/smc/smc_stats.h | 10 +--
net/smc/smc_tracepoint.h | 4 +-
net/smc/smc_tx.c | 28 +++----
10 files changed, 195 insertions(+), 198 deletions(-)
diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
index 8e3093938cd2..d2783e715604 100644
--- a/net/smc/af_smc.c
+++ b/net/smc/af_smc.c
@@ -132,7 +132,7 @@ static struct sock *smc_tcp_syn_recv_sock(const struct sock *sk,
sk->sk_max_ack_backlog)
goto drop;
- if (sk_acceptq_is_full(&smc->sk)) {
+ if (sk_acceptq_is_full(&smc->inet.sk)) {
NET_INC_STATS(sock_net(sk), LINUX_MIB_LISTENOVERFLOWS);
goto drop;
}
@@ -262,7 +262,7 @@ static void smc_fback_restore_callbacks(struct smc_sock *smc)
static void smc_restore_fallback_changes(struct smc_sock *smc)
{
if (smc->clcsock->file) { /* non-accepted sockets have no file yet */
- smc->clcsock->file->private_data = smc->sk.sk_socket;
+ smc->clcsock->file->private_data = smc->inet.sk.sk_socket;
smc->clcsock->file = NULL;
smc_fback_restore_callbacks(smc);
}
@@ -270,7 +270,7 @@ static void smc_restore_fallback_changes(struct smc_sock *smc)
static int __smc_release(struct smc_sock *smc)
{
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
int rc = 0;
if (!smc->use_fallback) {
@@ -327,7 +327,7 @@ int smc_release(struct socket *sock)
tcp_abort(smc->clcsock->sk, ECONNABORTED);
if (cancel_work_sync(&smc->connect_work))
- sock_put(&smc->sk); /* sock_hold in smc_connect for passive closing */
+ sock_put(&smc->inet.sk); /* sock_hold in smc_connect for passive closing */
if (sk->sk_state == SMC_LISTEN)
/* smc_close_non_accepted() is called and acquires
@@ -496,7 +496,7 @@ static void smc_copy_sock_settings(struct sock *nsk, struct sock *osk,
static void smc_copy_sock_settings_to_clc(struct smc_sock *smc)
{
- smc_copy_sock_settings(smc->clcsock->sk, &smc->sk, SK_FLAGS_SMC_TO_CLC);
+ smc_copy_sock_settings(smc->clcsock->sk, &smc->inet.sk, SK_FLAGS_SMC_TO_CLC);
}
#define SK_FLAGS_CLC_TO_SMC ((1UL << SOCK_URGINLINE) | \
@@ -506,7 +506,7 @@ static void smc_copy_sock_settings_to_clc(struct smc_sock *smc)
/* copy only settings and flags relevant for smc from clc to smc socket */
static void smc_copy_sock_settings_to_smc(struct smc_sock *smc)
{
- smc_copy_sock_settings(&smc->sk, smc->clcsock->sk, SK_FLAGS_CLC_TO_SMC);
+ smc_copy_sock_settings(&smc->inet.sk, smc->clcsock->sk, SK_FLAGS_CLC_TO_SMC);
}
/* register the new vzalloced sndbuf on all links */
@@ -757,7 +757,7 @@ static void smc_stat_inc_fback_rsn_cnt(struct smc_sock *smc,
static void smc_stat_fallback(struct smc_sock *smc)
{
- struct net *net = sock_net(&smc->sk);
+ struct net *net = sock_net(&smc->inet.sk);
mutex_lock(&net->smc.mutex_fback_rsn);
if (smc->listen_smc) {
@@ -776,7 +776,7 @@ static void smc_fback_wakeup_waitqueue(struct smc_sock *smc, void *key)
struct socket_wq *wq;
__poll_t flags;
- wq = rcu_dereference(smc->sk.sk_wq);
+ wq = rcu_dereference(smc->inet.sk.sk_wq);
if (!skwq_has_sleeper(wq))
return;
@@ -909,12 +909,12 @@ static int smc_switch_to_fallback(struct smc_sock *smc, int reason_code)
smc->fallback_rsn = reason_code;
smc_stat_fallback(smc);
trace_smc_switch_to_fallback(smc, reason_code);
- if (smc->sk.sk_socket && smc->sk.sk_socket->file) {
- smc->clcsock->file = smc->sk.sk_socket->file;
+ if (smc->inet.sk.sk_socket && smc->inet.sk.sk_socket->file) {
+ smc->clcsock->file = smc->inet.sk.sk_socket->file;
smc->clcsock->file->private_data = smc->clcsock;
smc->clcsock->wq.fasync_list =
- smc->sk.sk_socket->wq.fasync_list;
- smc->sk.sk_socket->wq.fasync_list = NULL;
+ smc->inet.sk.sk_socket->wq.fasync_list;
+ smc->inet.sk.sk_socket->wq.fasync_list = NULL;
/* There might be some wait entries remaining
* in smc sk->sk_wq and they should be woken up
@@ -930,20 +930,20 @@ static int smc_switch_to_fallback(struct smc_sock *smc, int reason_code)
/* fall back during connect */
static int smc_connect_fallback(struct smc_sock *smc, int reason_code)
{
- struct net *net = sock_net(&smc->sk);
+ struct net *net = sock_net(&smc->inet.sk);
int rc = 0;
rc = smc_switch_to_fallback(smc, reason_code);
if (rc) { /* fallback fails */
this_cpu_inc(net->smc.smc_stats->clnt_hshake_err_cnt);
- if (smc->sk.sk_state == SMC_INIT)
- sock_put(&smc->sk); /* passive closing */
+ if (smc->inet.sk.sk_state == SMC_INIT)
+ sock_put(&smc->inet.sk); /* passive closing */
return rc;
}
smc_copy_sock_settings_to_clc(smc);
smc->connect_nonblock = 0;
- if (smc->sk.sk_state == SMC_INIT)
- smc->sk.sk_state = SMC_ACTIVE;
+ if (smc->inet.sk.sk_state == SMC_INIT)
+ smc->inet.sk.sk_state = SMC_ACTIVE;
return 0;
}
@@ -951,21 +951,21 @@ static int smc_connect_fallback(struct smc_sock *smc, int reason_code)
static int smc_connect_decline_fallback(struct smc_sock *smc, int reason_code,
u8 version)
{
- struct net *net = sock_net(&smc->sk);
+ struct net *net = sock_net(&smc->inet.sk);
int rc;
if (reason_code < 0) { /* error, fallback is not possible */
this_cpu_inc(net->smc.smc_stats->clnt_hshake_err_cnt);
- if (smc->sk.sk_state == SMC_INIT)
- sock_put(&smc->sk); /* passive closing */
+ if (smc->inet.sk.sk_state == SMC_INIT)
+ sock_put(&smc->inet.sk); /* passive closing */
return reason_code;
}
if (reason_code != SMC_CLC_DECL_PEERDECL) {
rc = smc_clc_send_decline(smc, reason_code, version);
if (rc < 0) {
this_cpu_inc(net->smc.smc_stats->clnt_hshake_err_cnt);
- if (smc->sk.sk_state == SMC_INIT)
- sock_put(&smc->sk); /* passive closing */
+ if (smc->inet.sk.sk_state == SMC_INIT)
+ sock_put(&smc->inet.sk); /* passive closing */
return rc;
}
}
@@ -1050,7 +1050,7 @@ static int smc_find_ism_v2_device_clnt(struct smc_sock *smc,
continue;
is_emulated = __smc_ism_is_emulated(chid);
if (!smc_pnet_is_pnetid_set(smcd->pnetid) ||
- smc_pnet_is_ndev_pnetid(sock_net(&smc->sk), smcd->pnetid)) {
+ smc_pnet_is_ndev_pnetid(sock_net(&smc->inet.sk), smcd->pnetid)) {
if (is_emulated && entry == SMCD_CLC_MAX_V2_GID_ENTRIES)
/* It's the last GID-CHID entry left in CLC
* Proposal SMC-Dv2 extension, but an Emulated-
@@ -1200,7 +1200,7 @@ static int smc_connect_rdma_v2_prepare(struct smc_sock *smc,
{
struct smc_clc_first_contact_ext *fce =
smc_get_clc_first_contact_ext(aclc, false);
- struct net *net = sock_net(&smc->sk);
+ struct net *net = sock_net(&smc->inet.sk);
int rc;
if (!ini->first_contact_peer || aclc->hdr.version == SMC_V1)
@@ -1347,8 +1347,8 @@ static int smc_connect_rdma(struct smc_sock *smc,
smc_copy_sock_settings_to_clc(smc);
smc->connect_nonblock = 0;
- if (smc->sk.sk_state == SMC_INIT)
- smc->sk.sk_state = SMC_ACTIVE;
+ if (smc->inet.sk.sk_state == SMC_INIT)
+ smc->inet.sk.sk_state = SMC_ACTIVE;
return 0;
connect_abort:
@@ -1450,8 +1450,8 @@ static int smc_connect_ism(struct smc_sock *smc,
smc_copy_sock_settings_to_clc(smc);
smc->connect_nonblock = 0;
- if (smc->sk.sk_state == SMC_INIT)
- smc->sk.sk_state = SMC_ACTIVE;
+ if (smc->inet.sk.sk_state == SMC_INIT)
+ smc->inet.sk.sk_state = SMC_ACTIVE;
return 0;
connect_abort:
@@ -1546,7 +1546,7 @@ static int __smc_connect(struct smc_sock *smc)
/* -EAGAIN on timeout, see tcp_recvmsg() */
if (rc == -EAGAIN) {
rc = -ETIMEDOUT;
- smc->sk.sk_err = ETIMEDOUT;
+ smc->inet.sk.sk_err = ETIMEDOUT;
}
goto vlan_cleanup;
}
@@ -1586,14 +1586,14 @@ static void smc_connect_work(struct work_struct *work)
{
struct smc_sock *smc = container_of(work, struct smc_sock,
connect_work);
- long timeo = smc->sk.sk_sndtimeo;
+ long timeo = smc->inet.sk.sk_sndtimeo;
int rc = 0;
if (!timeo)
timeo = MAX_SCHEDULE_TIMEOUT;
lock_sock(smc->clcsock->sk);
if (smc->clcsock->sk->sk_err) {
- smc->sk.sk_err = smc->clcsock->sk->sk_err;
+ smc->inet.sk.sk_err = smc->clcsock->sk->sk_err;
} else if ((1 << smc->clcsock->sk->sk_state) &
(TCPF_SYN_SENT | TCPF_SYN_RECV)) {
rc = sk_stream_wait_connect(smc->clcsock->sk, &timeo);
@@ -1603,33 +1603,33 @@ static void smc_connect_work(struct work_struct *work)
rc = 0;
}
release_sock(smc->clcsock->sk);
- lock_sock(&smc->sk);
- if (rc != 0 || smc->sk.sk_err) {
- smc->sk.sk_state = SMC_CLOSED;
+ lock_sock(&smc->inet.sk);
+ if (rc != 0 || smc->inet.sk.sk_err) {
+ smc->inet.sk.sk_state = SMC_CLOSED;
if (rc == -EPIPE || rc == -EAGAIN)
- smc->sk.sk_err = EPIPE;
+ smc->inet.sk.sk_err = EPIPE;
else if (rc == -ECONNREFUSED)
- smc->sk.sk_err = ECONNREFUSED;
+ smc->inet.sk.sk_err = ECONNREFUSED;
else if (signal_pending(current))
- smc->sk.sk_err = -sock_intr_errno(timeo);
- sock_put(&smc->sk); /* passive closing */
+ smc->inet.sk.sk_err = -sock_intr_errno(timeo);
+ sock_put(&smc->inet.sk); /* passive closing */
goto out;
}
rc = __smc_connect(smc);
if (rc < 0)
- smc->sk.sk_err = -rc;
+ smc->inet.sk.sk_err = -rc;
out:
- if (!sock_flag(&smc->sk, SOCK_DEAD)) {
- if (smc->sk.sk_err) {
- smc->sk.sk_state_change(&smc->sk);
+ if (!sock_flag(&smc->inet.sk, SOCK_DEAD)) {
+ if (smc->inet.sk.sk_err) {
+ smc->inet.sk.sk_state_change(&smc->inet.sk);
} else { /* allow polling before and after fallback decision */
smc->clcsock->sk->sk_write_space(smc->clcsock->sk);
- smc->sk.sk_write_space(&smc->sk);
+ smc->inet.sk.sk_write_space(&smc->inet.sk);
}
}
- release_sock(&smc->sk);
+ release_sock(&smc->inet.sk);
}
int smc_connect(struct socket *sock, struct sockaddr *addr,
@@ -1692,7 +1692,7 @@ int smc_connect(struct socket *sock, struct sockaddr *addr,
sock->state = rc ? SS_CONNECTING : SS_CONNECTED;
goto out;
}
- sock_hold(&smc->sk); /* sock put in passive closing */
+ sock_hold(&smc->inet.sk); /* sock put in passive closing */
if (flags & O_NONBLOCK) {
if (queue_work(smc_hs_wq, &smc->connect_work))
smc->connect_nonblock = 1;
@@ -1716,7 +1716,7 @@ int smc_connect(struct socket *sock, struct sockaddr *addr,
static int smc_clcsock_accept(struct smc_sock *lsmc, struct smc_sock **new_smc)
{
struct socket *new_clcsock = NULL;
- struct sock *lsk = &lsmc->sk;
+ struct sock *lsk = &lsmc->inet.sk;
struct sock *new_sk;
int rc = -EINVAL;
@@ -1793,7 +1793,7 @@ static void smc_accept_unlink(struct sock *sk)
spin_lock(&par->accept_q_lock);
list_del_init(&smc_sk(sk)->accept_q);
spin_unlock(&par->accept_q_lock);
- sk_acceptq_removed(&smc_sk(sk)->listen_smc->sk);
+ sk_acceptq_removed(&smc_sk(sk)->listen_smc->inet.sk);
sock_put(sk); /* sock_hold in smc_accept_enqueue */
}
@@ -1904,28 +1904,28 @@ static int smcr_serv_conf_first_link(struct smc_sock *smc)
static void smc_listen_out(struct smc_sock *new_smc)
{
struct smc_sock *lsmc = new_smc->listen_smc;
- struct sock *newsmcsk = &new_smc->sk;
+ struct sock *newsmcsk = &new_smc->inet.sk;
if (tcp_sk(new_smc->clcsock->sk)->syn_smc)
atomic_dec(&lsmc->queued_smc_hs);
- if (lsmc->sk.sk_state == SMC_LISTEN) {
- lock_sock_nested(&lsmc->sk, SINGLE_DEPTH_NESTING);
- smc_accept_enqueue(&lsmc->sk, newsmcsk);
- release_sock(&lsmc->sk);
+ if (lsmc->inet.sk.sk_state == SMC_LISTEN) {
+ lock_sock_nested(&lsmc->inet.sk, SINGLE_DEPTH_NESTING);
+ smc_accept_enqueue(&lsmc->inet.sk, newsmcsk);
+ release_sock(&lsmc->inet.sk);
} else { /* no longer listening */
smc_close_non_accepted(newsmcsk);
}
/* Wake up accept */
- lsmc->sk.sk_data_ready(&lsmc->sk);
- sock_put(&lsmc->sk); /* sock_hold in smc_tcp_listen_work */
+ lsmc->inet.sk.sk_data_ready(&lsmc->inet.sk);
+ sock_put(&lsmc->inet.sk); /* sock_hold in smc_tcp_listen_work */
}
/* listen worker: finish in state connected */
static void smc_listen_out_connected(struct smc_sock *new_smc)
{
- struct sock *newsmcsk = &new_smc->sk;
+ struct sock *newsmcsk = &new_smc->inet.sk;
if (newsmcsk->sk_state == SMC_INIT)
newsmcsk->sk_state = SMC_ACTIVE;
@@ -1936,12 +1936,12 @@ static void smc_listen_out_connected(struct smc_sock *new_smc)
/* listen worker: finish in error state */
static void smc_listen_out_err(struct smc_sock *new_smc)
{
- struct sock *newsmcsk = &new_smc->sk;
+ struct sock *newsmcsk = &new_smc->inet.sk;
struct net *net = sock_net(newsmcsk);
this_cpu_inc(net->smc.smc_stats->srv_hshake_err_cnt);
if (newsmcsk->sk_state == SMC_INIT)
- sock_put(&new_smc->sk); /* passive closing */
+ sock_put(&new_smc->inet.sk); /* passive closing */
newsmcsk->sk_state = SMC_CLOSED;
smc_listen_out(new_smc);
@@ -2430,7 +2430,7 @@ static void smc_listen_work(struct work_struct *work)
u8 accept_version;
int rc = 0;
- if (new_smc->listen_smc->sk.sk_state != SMC_LISTEN)
+ if (new_smc->listen_smc->inet.sk.sk_state != SMC_LISTEN)
return smc_listen_out_err(new_smc);
if (new_smc->use_fallback) {
@@ -2565,7 +2565,7 @@ static void smc_tcp_listen_work(struct work_struct *work)
{
struct smc_sock *lsmc = container_of(work, struct smc_sock,
tcp_listen_work);
- struct sock *lsk = &lsmc->sk;
+ struct sock *lsk = &lsmc->inet.sk;
struct smc_sock *new_smc;
int rc = 0;
@@ -2586,14 +2586,14 @@ static void smc_tcp_listen_work(struct work_struct *work)
sock_hold(lsk); /* sock_put in smc_listen_work */
INIT_WORK(&new_smc->smc_listen_work, smc_listen_work);
smc_copy_sock_settings_to_smc(new_smc);
- sock_hold(&new_smc->sk); /* sock_put in passive closing */
+ sock_hold(&new_smc->inet.sk); /* sock_put in passive closing */
if (!queue_work(smc_hs_wq, &new_smc->smc_listen_work))
- sock_put(&new_smc->sk);
+ sock_put(&new_smc->inet.sk);
}
out:
release_sock(lsk);
- sock_put(&lsmc->sk); /* sock_hold in smc_clcsock_data_ready() */
+ sock_put(&lsmc->inet.sk); /* sock_hold in smc_clcsock_data_ready() */
}
static void smc_clcsock_data_ready(struct sock *listen_clcsock)
@@ -2605,10 +2605,10 @@ static void smc_clcsock_data_ready(struct sock *listen_clcsock)
if (!lsmc)
goto out;
lsmc->clcsk_data_ready(listen_clcsock);
- if (lsmc->sk.sk_state == SMC_LISTEN) {
- sock_hold(&lsmc->sk); /* sock_put in smc_tcp_listen_work() */
+ if (lsmc->inet.sk.sk_state == SMC_LISTEN) {
+ sock_hold(&lsmc->inet.sk); /* sock_put in smc_tcp_listen_work() */
if (!queue_work(smc_tcp_ls_wq, &lsmc->tcp_listen_work))
- sock_put(&lsmc->sk);
+ sock_put(&lsmc->inet.sk);
}
out:
read_unlock_bh(&listen_clcsock->sk_callback_lock);
@@ -2692,7 +2692,7 @@ int smc_accept(struct socket *sock, struct socket *new_sock,
sock_hold(sk); /* sock_put below */
lock_sock(sk);
- if (lsmc->sk.sk_state != SMC_LISTEN) {
+ if (lsmc->inet.sk.sk_state != SMC_LISTEN) {
rc = -EINVAL;
release_sock(sk);
goto out;
@@ -3167,36 +3167,36 @@ int smc_ioctl(struct socket *sock, unsigned int cmd,
smc = smc_sk(sock->sk);
conn = &smc->conn;
- lock_sock(&smc->sk);
+ lock_sock(&smc->inet.sk);
if (smc->use_fallback) {
if (!smc->clcsock) {
- release_sock(&smc->sk);
+ release_sock(&smc->inet.sk);
return -EBADF;
}
answ = smc->clcsock->ops->ioctl(smc->clcsock, cmd, arg);
- release_sock(&smc->sk);
+ release_sock(&smc->inet.sk);
return answ;
}
switch (cmd) {
case SIOCINQ: /* same as FIONREAD */
- if (smc->sk.sk_state == SMC_LISTEN) {
- release_sock(&smc->sk);
+ if (smc->inet.sk.sk_state == SMC_LISTEN) {
+ release_sock(&smc->inet.sk);
return -EINVAL;
}
- if (smc->sk.sk_state == SMC_INIT ||
- smc->sk.sk_state == SMC_CLOSED)
+ if (smc->inet.sk.sk_state == SMC_INIT ||
+ smc->inet.sk.sk_state == SMC_CLOSED)
answ = 0;
else
answ = atomic_read(&smc->conn.bytes_to_rcv);
break;
case SIOCOUTQ:
/* output queue size (not send + not acked) */
- if (smc->sk.sk_state == SMC_LISTEN) {
- release_sock(&smc->sk);
+ if (smc->inet.sk.sk_state == SMC_LISTEN) {
+ release_sock(&smc->inet.sk);
return -EINVAL;
}
- if (smc->sk.sk_state == SMC_INIT ||
- smc->sk.sk_state == SMC_CLOSED)
+ if (smc->inet.sk.sk_state == SMC_INIT ||
+ smc->inet.sk.sk_state == SMC_CLOSED)
answ = 0;
else
answ = smc->conn.sndbuf_desc->len -
@@ -3204,23 +3204,23 @@ int smc_ioctl(struct socket *sock, unsigned int cmd,
break;
case SIOCOUTQNSD:
/* output queue size (not send only) */
- if (smc->sk.sk_state == SMC_LISTEN) {
- release_sock(&smc->sk);
+ if (smc->inet.sk.sk_state == SMC_LISTEN) {
+ release_sock(&smc->inet.sk);
return -EINVAL;
}
- if (smc->sk.sk_state == SMC_INIT ||
- smc->sk.sk_state == SMC_CLOSED)
+ if (smc->inet.sk.sk_state == SMC_INIT ||
+ smc->inet.sk.sk_state == SMC_CLOSED)
answ = 0;
else
answ = smc_tx_prepared_sends(&smc->conn);
break;
case SIOCATMARK:
- if (smc->sk.sk_state == SMC_LISTEN) {
- release_sock(&smc->sk);
+ if (smc->inet.sk.sk_state == SMC_LISTEN) {
+ release_sock(&smc->inet.sk);
return -EINVAL;
}
- if (smc->sk.sk_state == SMC_INIT ||
- smc->sk.sk_state == SMC_CLOSED) {
+ if (smc->inet.sk.sk_state == SMC_INIT ||
+ smc->inet.sk.sk_state == SMC_CLOSED) {
answ = 0;
} else {
smc_curs_copy(&cons, &conn->local_tx_ctrl.cons, conn);
@@ -3230,10 +3230,10 @@ int smc_ioctl(struct socket *sock, unsigned int cmd,
}
break;
default:
- release_sock(&smc->sk);
+ release_sock(&smc->inet.sk);
return -ENOIOCTLCMD;
}
- release_sock(&smc->sk);
+ release_sock(&smc->inet.sk);
return put_user(answ, (int __user *)arg);
}
@@ -3324,7 +3324,7 @@ int smc_create_clcsk(struct net *net, struct sock *sk, int family)
/* smc_clcsock_release() does not wait smc->clcsock->sk's
* destruction; its sk_state might not be TCP_CLOSE after
- * smc->sk is close()d, and TCP timers can be fired later,
+ * smc->inet.sk is close()d, and TCP timers can be fired later,
* which need net ref.
*/
sk = smc->clcsock->sk;
diff --git a/net/smc/smc.h b/net/smc/smc.h
index ad77d6b6b8d3..1caea41f04e9 100644
--- a/net/smc/smc.h
+++ b/net/smc/smc.h
@@ -283,10 +283,7 @@ struct smc_connection {
};
struct smc_sock { /* smc sock container */
- struct sock sk;
-#if IS_ENABLED(CONFIG_IPV6)
- struct ipv6_pinfo *pinet6;
-#endif
+ struct inet_sock inet;
struct socket *clcsock; /* internal tcp socket */
void (*clcsk_state_change)(struct sock *sk);
/* original stat_change fct. */
@@ -330,7 +327,7 @@ struct smc_sock { /* smc sock container */
* */
};
-#define smc_sk(ptr) container_of_const(ptr, struct smc_sock, sk)
+#define smc_sk(ptr) container_of_const(ptr, struct smc_sock, inet.sk)
static inline void smc_init_saved_callbacks(struct smc_sock *smc)
{
diff --git a/net/smc/smc_cdc.c b/net/smc/smc_cdc.c
index 619b3bab3824..45d81c87b398 100644
--- a/net/smc/smc_cdc.c
+++ b/net/smc/smc_cdc.c
@@ -35,7 +35,7 @@ static void smc_cdc_tx_handler(struct smc_wr_tx_pend_priv *pnd_snd,
sndbuf_desc = conn->sndbuf_desc;
smc = container_of(conn, struct smc_sock, conn);
- bh_lock_sock(&smc->sk);
+ bh_lock_sock(&smc->inet.sk);
if (!wc_status && sndbuf_desc) {
diff = smc_curs_diff(sndbuf_desc->len,
&cdcpend->conn->tx_curs_fin,
@@ -56,7 +56,7 @@ static void smc_cdc_tx_handler(struct smc_wr_tx_pend_priv *pnd_snd,
* User context will later try to send when it release sock_lock
* in smc_release_cb()
*/
- if (sock_owned_by_user(&smc->sk))
+ if (sock_owned_by_user(&smc->inet.sk))
conn->tx_in_release_sock = true;
else
smc_tx_pending(conn);
@@ -67,7 +67,7 @@ static void smc_cdc_tx_handler(struct smc_wr_tx_pend_priv *pnd_snd,
WARN_ON(atomic_read(&conn->cdc_pend_tx_wr) < 0);
smc_tx_sndbuf_nonfull(smc);
- bh_unlock_sock(&smc->sk);
+ bh_unlock_sock(&smc->inet.sk);
}
int smc_cdc_get_free_slot(struct smc_connection *conn,
@@ -294,7 +294,7 @@ static void smc_cdc_handle_urg_data_arrival(struct smc_sock *smc,
/* new data included urgent business */
smc_curs_copy(&conn->urg_curs, &conn->local_rx_ctrl.prod, conn);
conn->urg_state = SMC_URG_VALID;
- if (!sock_flag(&smc->sk, SOCK_URGINLINE))
+ if (!sock_flag(&smc->inet.sk, SOCK_URGINLINE))
/* we'll skip the urgent byte, so don't account for it */
(*diff_prod)--;
base = (char *)conn->rmb_desc->cpu_addr + conn->rx_off;
@@ -302,7 +302,7 @@ static void smc_cdc_handle_urg_data_arrival(struct smc_sock *smc,
conn->urg_rx_byte = *(base + conn->urg_curs.count - 1);
else
conn->urg_rx_byte = *(base + conn->rmb_desc->len - 1);
- sk_send_sigurg(&smc->sk);
+ sk_send_sigurg(&smc->inet.sk);
}
static void smc_cdc_msg_validate(struct smc_sock *smc, struct smc_cdc_msg *cdc,
@@ -321,9 +321,9 @@ static void smc_cdc_msg_validate(struct smc_sock *smc, struct smc_cdc_msg *cdc,
conn->local_tx_ctrl.conn_state_flags.peer_conn_abort = 1;
conn->lnk = link;
spin_unlock_bh(&conn->send_lock);
- sock_hold(&smc->sk); /* sock_put in abort_work */
+ sock_hold(&smc->inet.sk); /* sock_put in abort_work */
if (!queue_work(smc_close_wq, &conn->abort_work))
- sock_put(&smc->sk);
+ sock_put(&smc->inet.sk);
}
}
@@ -383,10 +383,10 @@ static void smc_cdc_msg_recv_action(struct smc_sock *smc,
atomic_add(diff_prod, &conn->bytes_to_rcv);
/* guarantee 0 <= bytes_to_rcv <= rmb_desc->len */
smp_mb__after_atomic();
- smc->sk.sk_data_ready(&smc->sk);
+ smc->inet.sk.sk_data_ready(&smc->inet.sk);
} else {
if (conn->local_rx_ctrl.prod_flags.write_blocked)
- smc->sk.sk_data_ready(&smc->sk);
+ smc->inet.sk.sk_data_ready(&smc->inet.sk);
if (conn->local_rx_ctrl.prod_flags.urg_data_pending)
conn->urg_state = SMC_URG_NOTYET;
}
@@ -395,7 +395,7 @@ static void smc_cdc_msg_recv_action(struct smc_sock *smc,
if ((diff_cons && smc_tx_prepared_sends(conn)) ||
conn->local_rx_ctrl.prod_flags.cons_curs_upd_req ||
conn->local_rx_ctrl.prod_flags.urg_data_pending) {
- if (!sock_owned_by_user(&smc->sk))
+ if (!sock_owned_by_user(&smc->inet.sk))
smc_tx_pending(conn);
else
conn->tx_in_release_sock = true;
@@ -405,32 +405,32 @@ static void smc_cdc_msg_recv_action(struct smc_sock *smc,
atomic_read(&conn->peer_rmbe_space) == conn->peer_rmbe_size) {
/* urg data confirmed by peer, indicate we're ready for more */
conn->urg_tx_pend = false;
- smc->sk.sk_write_space(&smc->sk);
+ smc->inet.sk.sk_write_space(&smc->inet.sk);
}
if (conn->local_rx_ctrl.conn_state_flags.peer_conn_abort) {
- smc->sk.sk_err = ECONNRESET;
+ smc->inet.sk.sk_err = ECONNRESET;
conn->local_tx_ctrl.conn_state_flags.peer_conn_abort = 1;
}
if (smc_cdc_rxed_any_close_or_senddone(conn)) {
- smc->sk.sk_shutdown |= RCV_SHUTDOWN;
+ smc->inet.sk.sk_shutdown |= RCV_SHUTDOWN;
if (smc->clcsock && smc->clcsock->sk)
smc->clcsock->sk->sk_shutdown |= RCV_SHUTDOWN;
- smc_sock_set_flag(&smc->sk, SOCK_DONE);
- sock_hold(&smc->sk); /* sock_put in close_work */
+ smc_sock_set_flag(&smc->inet.sk, SOCK_DONE);
+ sock_hold(&smc->inet.sk); /* sock_put in close_work */
if (!queue_work(smc_close_wq, &conn->close_work))
- sock_put(&smc->sk);
+ sock_put(&smc->inet.sk);
}
}
/* called under tasklet context */
static void smc_cdc_msg_recv(struct smc_sock *smc, struct smc_cdc_msg *cdc)
{
- sock_hold(&smc->sk);
- bh_lock_sock(&smc->sk);
+ sock_hold(&smc->inet.sk);
+ bh_lock_sock(&smc->inet.sk);
smc_cdc_msg_recv_action(smc, cdc);
- bh_unlock_sock(&smc->sk);
- sock_put(&smc->sk); /* no free sk in softirq-context */
+ bh_unlock_sock(&smc->inet.sk);
+ sock_put(&smc->inet.sk); /* no free sk in softirq-context */
}
/* Schedule a tasklet for this connection. Triggered from the ISM device IRQ
diff --git a/net/smc/smc_clc.c b/net/smc/smc_clc.c
index 33fa787c28eb..c08ebc55f2ad 100644
--- a/net/smc/smc_clc.c
+++ b/net/smc/smc_clc.c
@@ -704,7 +704,7 @@ int smc_clc_wait_msg(struct smc_sock *smc, void *buf, int buflen,
if (signal_pending(current)) {
reason_code = -EINTR;
clc_sk->sk_err = EINTR;
- smc->sk.sk_err = EINTR;
+ smc->inet.sk.sk_err = EINTR;
goto out;
}
if (clc_sk->sk_err) {
@@ -713,17 +713,17 @@ int smc_clc_wait_msg(struct smc_sock *smc, void *buf, int buflen,
expected_type == SMC_CLC_DECLINE)
clc_sk->sk_err = 0; /* reset for fallback usage */
else
- smc->sk.sk_err = clc_sk->sk_err;
+ smc->inet.sk.sk_err = clc_sk->sk_err;
goto out;
}
if (!len) { /* peer has performed orderly shutdown */
- smc->sk.sk_err = ECONNRESET;
+ smc->inet.sk.sk_err = ECONNRESET;
reason_code = -ECONNRESET;
goto out;
}
if (len < 0) {
if (len != -EAGAIN || expected_type != SMC_CLC_DECLINE)
- smc->sk.sk_err = -len;
+ smc->inet.sk.sk_err = -len;
reason_code = len;
goto out;
}
@@ -732,7 +732,7 @@ int smc_clc_wait_msg(struct smc_sock *smc, void *buf, int buflen,
(clcm->version < SMC_V1) ||
((clcm->type != SMC_CLC_DECLINE) &&
(clcm->type != expected_type))) {
- smc->sk.sk_err = EPROTO;
+ smc->inet.sk.sk_err = EPROTO;
reason_code = -EPROTO;
goto out;
}
@@ -749,7 +749,7 @@ int smc_clc_wait_msg(struct smc_sock *smc, void *buf, int buflen,
krflags = MSG_WAITALL;
len = sock_recvmsg(smc->clcsock, &msg, krflags);
if (len < recvlen || !smc_clc_msg_hdr_valid(clcm, check_trl)) {
- smc->sk.sk_err = EPROTO;
+ smc->inet.sk.sk_err = EPROTO;
reason_code = -EPROTO;
goto out;
}
@@ -835,7 +835,7 @@ int smc_clc_send_proposal(struct smc_sock *smc, struct smc_init_info *ini)
struct smc_clc_smcd_gid_chid *gidchids;
struct smc_clc_msg_proposal_area *pclc;
struct smc_clc_ipv6_prefix *ipv6_prfx;
- struct net *net = sock_net(&smc->sk);
+ struct net *net = sock_net(&smc->inet.sk);
struct smc_clc_v2_extension *v2_ext;
struct smc_clc_msg_smcd *pclc_smcd;
struct smc_clc_msg_trail *trl;
@@ -1015,11 +1015,11 @@ int smc_clc_send_proposal(struct smc_sock *smc, struct smc_init_info *ini)
/* due to the few bytes needed for clc-handshake this cannot block */
len = kernel_sendmsg(smc->clcsock, &msg, vec, i, plen);
if (len < 0) {
- smc->sk.sk_err = smc->clcsock->sk->sk_err;
- reason_code = -smc->sk.sk_err;
+ smc->inet.sk.sk_err = smc->clcsock->sk->sk_err;
+ reason_code = -smc->inet.sk.sk_err;
} else if (len < ntohs(pclc_base->hdr.length)) {
reason_code = -ENETUNREACH;
- smc->sk.sk_err = -reason_code;
+ smc->inet.sk.sk_err = -reason_code;
}
kfree(pclc);
@@ -1208,10 +1208,10 @@ int smc_clc_send_confirm(struct smc_sock *smc, bool clnt_first_contact,
if (len < ntohs(cclc.hdr.length)) {
if (len >= 0) {
reason_code = -ENETUNREACH;
- smc->sk.sk_err = -reason_code;
+ smc->inet.sk.sk_err = -reason_code;
} else {
- smc->sk.sk_err = smc->clcsock->sk->sk_err;
- reason_code = -smc->sk.sk_err;
+ smc->inet.sk.sk_err = smc->clcsock->sk->sk_err;
+ reason_code = -smc->inet.sk.sk_err;
}
}
return reason_code;
@@ -1239,7 +1239,7 @@ int smc_clc_srv_v2x_features_validate(struct smc_sock *smc,
struct smc_init_info *ini)
{
struct smc_clc_v2_extension *pclc_v2_ext;
- struct net *net = sock_net(&smc->sk);
+ struct net *net = sock_net(&smc->inet.sk);
ini->max_conns = SMC_CONN_PER_LGR_MAX;
ini->max_links = SMC_LINKS_ADD_LNK_MAX;
diff --git a/net/smc/smc_close.c b/net/smc/smc_close.c
index 10219f55aad1..74020e9eba1b 100644
--- a/net/smc/smc_close.c
+++ b/net/smc/smc_close.c
@@ -49,7 +49,7 @@ static void smc_close_cleanup_listen(struct sock *parent)
static void smc_close_stream_wait(struct smc_sock *smc, long timeout)
{
DEFINE_WAIT_FUNC(wait, woken_wake_function);
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
if (!timeout)
return;
@@ -82,7 +82,7 @@ void smc_close_wake_tx_prepared(struct smc_sock *smc)
{
if (smc->wait_close_tx_prepared)
/* wake up socket closing */
- smc->sk.sk_state_change(&smc->sk);
+ smc->inet.sk.sk_state_change(&smc->inet.sk);
}
static int smc_close_wr(struct smc_connection *conn)
@@ -113,7 +113,7 @@ int smc_close_abort(struct smc_connection *conn)
static void smc_close_cancel_work(struct smc_sock *smc)
{
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
release_sock(sk);
if (cancel_work_sync(&smc->conn.close_work))
@@ -127,7 +127,7 @@ static void smc_close_cancel_work(struct smc_sock *smc)
*/
void smc_close_active_abort(struct smc_sock *smc)
{
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
bool release_clcsock = false;
if (sk->sk_state != SMC_INIT && smc->clcsock && smc->clcsock->sk) {
@@ -195,7 +195,7 @@ int smc_close_active(struct smc_sock *smc)
struct smc_cdc_conn_state_flags *txflags =
&smc->conn.local_tx_ctrl.conn_state_flags;
struct smc_connection *conn = &smc->conn;
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
int old_state;
long timeout;
int rc = 0;
@@ -313,7 +313,7 @@ static void smc_close_passive_abort_received(struct smc_sock *smc)
{
struct smc_cdc_conn_state_flags *txflags =
&smc->conn.local_tx_ctrl.conn_state_flags;
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
switch (sk->sk_state) {
case SMC_INIT:
@@ -361,7 +361,7 @@ static void smc_close_passive_work(struct work_struct *work)
struct smc_sock *smc = container_of(conn, struct smc_sock, conn);
struct smc_cdc_conn_state_flags *rxflags;
bool release_clcsock = false;
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
int old_state;
lock_sock(sk);
@@ -447,7 +447,7 @@ static void smc_close_passive_work(struct work_struct *work)
int smc_close_shutdown_write(struct smc_sock *smc)
{
struct smc_connection *conn = &smc->conn;
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
int old_state;
long timeout;
int rc = 0;
diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c
index 3b95828d9976..86430ab7c0ef 100644
--- a/net/smc/smc_core.c
+++ b/net/smc/smc_core.c
@@ -180,7 +180,7 @@ static int smc_lgr_register_conn(struct smc_connection *conn, bool first)
/* find a new alert_token_local value not yet used by some connection
* in this link group
*/
- sock_hold(&smc->sk); /* sock_put in smc_lgr_unregister_conn() */
+ sock_hold(&smc->inet.sk); /* sock_put in smc_lgr_unregister_conn() */
while (!conn->alert_token_local) {
conn->alert_token_local = atomic_inc_return(&nexttoken);
if (smc_lgr_find_conn(conn->alert_token_local, conn->lgr))
@@ -203,7 +203,7 @@ static void __smc_lgr_unregister_conn(struct smc_connection *conn)
atomic_dec(&conn->lnk->conn_cnt);
lgr->conns_num--;
conn->alert_token_local = 0;
- sock_put(&smc->sk); /* sock_hold in smc_lgr_register_conn() */
+ sock_put(&smc->inet.sk); /* sock_hold in smc_lgr_register_conn() */
}
/* Unregister connection from lgr
@@ -1010,12 +1010,12 @@ static int smc_switch_cursor(struct smc_sock *smc, struct smc_cdc_tx_pend *pend,
/* recalculate, value is used by tx_rdma_writes() */
atomic_set(&smc->conn.peer_rmbe_space, smc_write_space(conn));
- if (smc->sk.sk_state != SMC_INIT &&
- smc->sk.sk_state != SMC_CLOSED) {
+ if (smc->inet.sk.sk_state != SMC_INIT &&
+ smc->inet.sk.sk_state != SMC_CLOSED) {
rc = smcr_cdc_msg_send_validation(conn, pend, wr_buf);
if (!rc) {
queue_delayed_work(conn->lgr->tx_wq, &conn->tx_work, 0);
- smc->sk.sk_data_ready(&smc->sk);
+ smc->inet.sk.sk_data_ready(&smc->inet.sk);
}
} else {
smc_wr_tx_put_slot(conn->lnk,
@@ -1072,23 +1072,23 @@ struct smc_link *smc_switch_conns(struct smc_link_group *lgr,
continue;
smc = container_of(conn, struct smc_sock, conn);
/* conn->lnk not yet set in SMC_INIT state */
- if (smc->sk.sk_state == SMC_INIT)
+ if (smc->inet.sk.sk_state == SMC_INIT)
continue;
- if (smc->sk.sk_state == SMC_CLOSED ||
- smc->sk.sk_state == SMC_PEERCLOSEWAIT1 ||
- smc->sk.sk_state == SMC_PEERCLOSEWAIT2 ||
- smc->sk.sk_state == SMC_APPFINCLOSEWAIT ||
- smc->sk.sk_state == SMC_APPCLOSEWAIT1 ||
- smc->sk.sk_state == SMC_APPCLOSEWAIT2 ||
- smc->sk.sk_state == SMC_PEERFINCLOSEWAIT ||
- smc->sk.sk_state == SMC_PEERABORTWAIT ||
- smc->sk.sk_state == SMC_PROCESSABORT) {
+ if (smc->inet.sk.sk_state == SMC_CLOSED ||
+ smc->inet.sk.sk_state == SMC_PEERCLOSEWAIT1 ||
+ smc->inet.sk.sk_state == SMC_PEERCLOSEWAIT2 ||
+ smc->inet.sk.sk_state == SMC_APPFINCLOSEWAIT ||
+ smc->inet.sk.sk_state == SMC_APPCLOSEWAIT1 ||
+ smc->inet.sk.sk_state == SMC_APPCLOSEWAIT2 ||
+ smc->inet.sk.sk_state == SMC_PEERFINCLOSEWAIT ||
+ smc->inet.sk.sk_state == SMC_PEERABORTWAIT ||
+ smc->inet.sk.sk_state == SMC_PROCESSABORT) {
spin_lock_bh(&conn->send_lock);
smc_switch_link_and_count(conn, to_lnk);
spin_unlock_bh(&conn->send_lock);
continue;
}
- sock_hold(&smc->sk);
+ sock_hold(&smc->inet.sk);
read_unlock_bh(&lgr->conns_lock);
/* pre-fetch buffer outside of send_lock, might sleep */
rc = smc_cdc_get_free_slot(conn, to_lnk, &wr_buf, NULL, &pend);
@@ -1099,7 +1099,7 @@ struct smc_link *smc_switch_conns(struct smc_link_group *lgr,
smc_switch_link_and_count(conn, to_lnk);
rc = smc_switch_cursor(smc, pend, wr_buf);
spin_unlock_bh(&conn->send_lock);
- sock_put(&smc->sk);
+ sock_put(&smc->inet.sk);
if (rc)
goto err_out;
goto again;
@@ -1442,9 +1442,9 @@ void smc_lgr_put(struct smc_link_group *lgr)
static void smc_sk_wake_ups(struct smc_sock *smc)
{
- smc->sk.sk_write_space(&smc->sk);
- smc->sk.sk_data_ready(&smc->sk);
- smc->sk.sk_state_change(&smc->sk);
+ smc->inet.sk.sk_write_space(&smc->inet.sk);
+ smc->inet.sk.sk_data_ready(&smc->inet.sk);
+ smc->inet.sk.sk_state_change(&smc->inet.sk);
}
/* kill a connection */
@@ -1457,7 +1457,7 @@ static void smc_conn_kill(struct smc_connection *conn, bool soft)
else
smc_close_abort(conn);
conn->killed = 1;
- smc->sk.sk_err = ECONNABORTED;
+ smc->inet.sk.sk_err = ECONNABORTED;
smc_sk_wake_ups(smc);
if (conn->lgr->is_smcd) {
smc_ism_unset_conn(conn);
@@ -1511,11 +1511,11 @@ static void __smc_lgr_terminate(struct smc_link_group *lgr, bool soft)
read_unlock_bh(&lgr->conns_lock);
conn = rb_entry(node, struct smc_connection, alert_node);
smc = container_of(conn, struct smc_sock, conn);
- sock_hold(&smc->sk); /* sock_put below */
- lock_sock(&smc->sk);
+ sock_hold(&smc->inet.sk); /* sock_put below */
+ lock_sock(&smc->inet.sk);
smc_conn_kill(conn, soft);
- release_sock(&smc->sk);
- sock_put(&smc->sk); /* sock_hold above */
+ release_sock(&smc->inet.sk);
+ sock_put(&smc->inet.sk); /* sock_hold above */
read_lock_bh(&lgr->conns_lock);
node = rb_first(&lgr->conns_all);
}
@@ -1684,10 +1684,10 @@ static void smc_conn_abort_work(struct work_struct *work)
abort_work);
struct smc_sock *smc = container_of(conn, struct smc_sock, conn);
- lock_sock(&smc->sk);
+ lock_sock(&smc->inet.sk);
smc_conn_kill(conn, true);
- release_sock(&smc->sk);
- sock_put(&smc->sk); /* sock_hold done by schedulers of abort_work */
+ release_sock(&smc->inet.sk);
+ sock_put(&smc->inet.sk); /* sock_hold done by schedulers of abort_work */
}
void smcr_port_add(struct smc_ib_device *smcibdev, u8 ibport)
@@ -1910,7 +1910,7 @@ static bool smcd_lgr_match(struct smc_link_group *lgr,
int smc_conn_create(struct smc_sock *smc, struct smc_init_info *ini)
{
struct smc_connection *conn = &smc->conn;
- struct net *net = sock_net(&smc->sk);
+ struct net *net = sock_net(&smc->inet.sk);
struct list_head *lgr_list;
struct smc_link_group *lgr;
enum smc_lgr_role role;
@@ -2370,10 +2370,10 @@ static int __smc_buf_create(struct smc_sock *smc, bool is_smcd, bool is_rmb)
if (is_rmb)
/* use socket recv buffer size (w/o overhead) as start value */
- bufsize = smc->sk.sk_rcvbuf / 2;
+ bufsize = smc->inet.sk.sk_rcvbuf / 2;
else
/* use socket send buffer size (w/o overhead) as start value */
- bufsize = smc->sk.sk_sndbuf / 2;
+ bufsize = smc->inet.sk.sk_sndbuf / 2;
for (bufsize_comp = smc_compress_bufsize(bufsize, is_smcd, is_rmb);
bufsize_comp >= 0; bufsize_comp--) {
@@ -2432,7 +2432,7 @@ static int __smc_buf_create(struct smc_sock *smc, bool is_smcd, bool is_rmb)
if (is_rmb) {
conn->rmb_desc = buf_desc;
conn->rmbe_size_comp = bufsize_comp;
- smc->sk.sk_rcvbuf = bufsize * 2;
+ smc->inet.sk.sk_rcvbuf = bufsize * 2;
atomic_set(&conn->bytes_to_rcv, 0);
conn->rmbe_update_limit =
smc_rmb_wnd_update_limit(buf_desc->len);
@@ -2440,7 +2440,7 @@ static int __smc_buf_create(struct smc_sock *smc, bool is_smcd, bool is_rmb)
smc_ism_set_conn(conn); /* map RMB/smcd_dev to conn */
} else {
conn->sndbuf_desc = buf_desc;
- smc->sk.sk_sndbuf = bufsize * 2;
+ smc->inet.sk.sk_sndbuf = bufsize * 2;
atomic_set(&conn->sndbuf_space, bufsize);
}
return 0;
@@ -2525,7 +2525,7 @@ int smcd_buf_attach(struct smc_sock *smc)
if (rc)
goto free;
- smc->sk.sk_sndbuf = buf_desc->len;
+ smc->inet.sk.sk_sndbuf = buf_desc->len;
buf_desc->cpu_addr =
(u8 *)buf_desc->cpu_addr + sizeof(struct smcd_cdc_msg);
buf_desc->len -= sizeof(struct smcd_cdc_msg);
diff --git a/net/smc/smc_rx.c b/net/smc/smc_rx.c
index f0cbe77a80b4..f713d3180d67 100644
--- a/net/smc/smc_rx.c
+++ b/net/smc/smc_rx.c
@@ -60,7 +60,7 @@ static int smc_rx_update_consumer(struct smc_sock *smc,
union smc_host_cursor cons, size_t len)
{
struct smc_connection *conn = &smc->conn;
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
bool force = false;
int diff, rc = 0;
@@ -117,7 +117,7 @@ static void smc_rx_pipe_buf_release(struct pipe_inode_info *pipe,
struct smc_spd_priv *priv = (struct smc_spd_priv *)buf->private;
struct smc_sock *smc = priv->smc;
struct smc_connection *conn;
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
if (sk->sk_state == SMC_CLOSED ||
sk->sk_state == SMC_PEERFINCLOSEWAIT ||
@@ -211,7 +211,7 @@ static int smc_rx_splice(struct pipe_inode_info *pipe, char *src, size_t len,
bytes = splice_to_pipe(pipe, &spd);
if (bytes > 0) {
- sock_hold(&smc->sk);
+ sock_hold(&smc->inet.sk);
if (!lgr->is_smcd && smc->conn.rmb_desc->is_vm) {
for (i = 0; i < PAGE_ALIGN(bytes + offset) / PAGE_SIZE; i++)
get_page(pages[i]);
@@ -259,7 +259,7 @@ int smc_rx_wait(struct smc_sock *smc, long *timeo,
struct smc_connection *conn = &smc->conn;
struct smc_cdc_conn_state_flags *cflags =
&conn->local_tx_ctrl.conn_state_flags;
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
int rc;
if (fcrit(conn))
@@ -283,7 +283,7 @@ static int smc_rx_recv_urg(struct smc_sock *smc, struct msghdr *msg, int len,
{
struct smc_connection *conn = &smc->conn;
union smc_host_cursor cons;
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
int rc = 0;
if (sock_flag(sk, SOCK_URGINLINE) ||
@@ -360,7 +360,7 @@ int smc_rx_recvmsg(struct smc_sock *smc, struct msghdr *msg,
if (unlikely(flags & MSG_ERRQUEUE))
return -EINVAL; /* future work for sk.sk_family == AF_SMC */
- sk = &smc->sk;
+ sk = &smc->inet.sk;
if (sk->sk_state == SMC_LISTEN)
return -ENOTCONN;
if (flags & MSG_OOB)
@@ -449,7 +449,7 @@ int smc_rx_recvmsg(struct smc_sock *smc, struct msghdr *msg,
if (splbytes)
smc_curs_add(conn->rmb_desc->len, &cons, splbytes);
if (conn->urg_state == SMC_URG_VALID &&
- sock_flag(&smc->sk, SOCK_URGINLINE) &&
+ sock_flag(&smc->inet.sk, SOCK_URGINLINE) &&
readable > 1)
readable--; /* always stop at urgent Byte */
/* not more than what user space asked for */
@@ -509,7 +509,7 @@ int smc_rx_recvmsg(struct smc_sock *smc, struct msghdr *msg,
/* Initialize receive properties on connection establishment. NB: not __init! */
void smc_rx_init(struct smc_sock *smc)
{
- smc->sk.sk_data_ready = smc_rx_wake_up;
+ smc->inet.sk.sk_data_ready = smc_rx_wake_up;
atomic_set(&smc->conn.splice_pending, 0);
smc->conn.urg_state = SMC_URG_READ;
}
diff --git a/net/smc/smc_stats.h b/net/smc/smc_stats.h
index e19177ce4092..baaac41a8974 100644
--- a/net/smc/smc_stats.h
+++ b/net/smc/smc_stats.h
@@ -108,7 +108,7 @@ while (0)
#define SMC_STAT_TX_PAYLOAD(_smc, length, rcode) \
do { \
typeof(_smc) __smc = _smc; \
- struct net *_net = sock_net(&__smc->sk); \
+ struct net *_net = sock_net(&__smc->inet.sk); \
struct smc_stats __percpu *_smc_stats = _net->smc.smc_stats; \
typeof(length) _len = (length); \
typeof(rcode) _rc = (rcode); \
@@ -123,7 +123,7 @@ while (0)
#define SMC_STAT_RX_PAYLOAD(_smc, length, rcode) \
do { \
typeof(_smc) __smc = _smc; \
- struct net *_net = sock_net(&__smc->sk); \
+ struct net *_net = sock_net(&__smc->inet.sk); \
struct smc_stats __percpu *_smc_stats = _net->smc.smc_stats; \
typeof(length) _len = (length); \
typeof(rcode) _rc = (rcode); \
@@ -154,7 +154,7 @@ while (0)
#define SMC_STAT_RMB_SIZE(_smc, _is_smcd, _is_rx, _len) \
do { \
- struct net *_net = sock_net(&(_smc)->sk); \
+ struct net *_net = sock_net(&(_smc)->inet.sk); \
struct smc_stats __percpu *_smc_stats = _net->smc.smc_stats; \
typeof(_is_smcd) is_d = (_is_smcd); \
typeof(_is_rx) is_r = (_is_rx); \
@@ -172,7 +172,7 @@ while (0)
#define SMC_STAT_RMB(_smc, type, _is_smcd, _is_rx) \
do { \
- struct net *net = sock_net(&(_smc)->sk); \
+ struct net *net = sock_net(&(_smc)->inet.sk); \
struct smc_stats __percpu *_smc_stats = net->smc.smc_stats; \
typeof(_is_smcd) is_d = (_is_smcd); \
typeof(_is_rx) is_r = (_is_rx); \
@@ -218,7 +218,7 @@ while (0)
do { \
typeof(_smc) __smc = _smc; \
bool is_smcd = !(__smc)->conn.lnk; \
- struct net *net = sock_net(&(__smc)->sk); \
+ struct net *net = sock_net(&(__smc)->inet.sk); \
struct smc_stats __percpu *smc_stats = net->smc.smc_stats; \
if ((is_smcd)) \
this_cpu_inc(smc_stats->smc[SMC_TYPE_D].type); \
diff --git a/net/smc/smc_tracepoint.h b/net/smc/smc_tracepoint.h
index a9a6e3c1113a..243fb8647cfe 100644
--- a/net/smc/smc_tracepoint.h
+++ b/net/smc/smc_tracepoint.h
@@ -27,7 +27,7 @@ TRACE_EVENT(smc_switch_to_fallback,
),
TP_fast_assign(
- const struct sock *sk = &smc->sk;
+ const struct sock *sk = &smc->inet.sk;
const struct sock *clcsk = smc->clcsock->sk;
__entry->sk = sk;
@@ -55,7 +55,7 @@ DECLARE_EVENT_CLASS(smc_msg_event,
),
TP_fast_assign(
- const struct sock *sk = &smc->sk;
+ const struct sock *sk = &smc->inet.sk;
__entry->smc = smc;
__entry->net_cookie = sock_net(sk)->net_cookie;
diff --git a/net/smc/smc_tx.c b/net/smc/smc_tx.c
index 214ac3cbcf9a..29e780aee677 100644
--- a/net/smc/smc_tx.c
+++ b/net/smc/smc_tx.c
@@ -66,9 +66,9 @@ static void smc_tx_write_space(struct sock *sk)
*/
void smc_tx_sndbuf_nonfull(struct smc_sock *smc)
{
- if (smc->sk.sk_socket &&
- test_bit(SOCK_NOSPACE, &smc->sk.sk_socket->flags))
- smc->sk.sk_write_space(&smc->sk);
+ if (smc->inet.sk.sk_socket &&
+ test_bit(SOCK_NOSPACE, &smc->inet.sk.sk_socket->flags))
+ smc->inet.sk.sk_write_space(&smc->inet.sk);
}
/* blocks sndbuf producer until at least one byte of free space available
@@ -78,7 +78,7 @@ static int smc_tx_wait(struct smc_sock *smc, int flags)
{
DEFINE_WAIT_FUNC(wait, woken_wake_function);
struct smc_connection *conn = &smc->conn;
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
long timeo;
int rc = 0;
@@ -148,7 +148,7 @@ static bool smc_should_autocork(struct smc_sock *smc)
int corking_size;
corking_size = min_t(unsigned int, conn->sndbuf_desc->len >> 1,
- sock_net(&smc->sk)->smc.sysctl_autocorking_size);
+ sock_net(&smc->inet.sk)->smc.sysctl_autocorking_size);
if (atomic_read(&conn->cdc_pend_tx_wr) == 0 ||
smc_tx_prepared_sends(conn) > corking_size)
@@ -184,7 +184,7 @@ int smc_tx_sendmsg(struct smc_sock *smc, struct msghdr *msg, size_t len)
size_t chunk_len, chunk_off, chunk_len_sum;
struct smc_connection *conn = &smc->conn;
union smc_host_cursor prep;
- struct sock *sk = &smc->sk;
+ struct sock *sk = &smc->inet.sk;
char *sndbuf_base;
int tx_cnt_prep;
int writespace;
@@ -211,8 +211,8 @@ int smc_tx_sendmsg(struct smc_sock *smc, struct msghdr *msg, size_t len)
SMC_STAT_INC(smc, urg_data_cnt);
while (msg_data_left(msg)) {
- if (smc->sk.sk_shutdown & SEND_SHUTDOWN ||
- (smc->sk.sk_err == ECONNABORTED) ||
+ if (smc->inet.sk.sk_shutdown & SEND_SHUTDOWN ||
+ (smc->inet.sk.sk_err == ECONNABORTED) ||
conn->killed)
return -EPIPE;
if (smc_cdc_rxed_any_close(conn))
@@ -562,8 +562,8 @@ static int smcr_tx_sndbuf_nonempty(struct smc_connection *conn)
struct smc_sock *smc =
container_of(conn, struct smc_sock, conn);
- if (smc->sk.sk_err == ECONNABORTED)
- return sock_error(&smc->sk);
+ if (smc->inet.sk.sk_err == ECONNABORTED)
+ return sock_error(&smc->inet.sk);
if (conn->killed)
return -EPIPE;
rc = 0;
@@ -664,7 +664,7 @@ void smc_tx_pending(struct smc_connection *conn)
struct smc_sock *smc = container_of(conn, struct smc_sock, conn);
int rc;
- if (smc->sk.sk_err)
+ if (smc->inet.sk.sk_err)
return;
rc = smc_tx_sndbuf_nonempty(conn);
@@ -684,9 +684,9 @@ void smc_tx_work(struct work_struct *work)
tx_work);
struct smc_sock *smc = container_of(conn, struct smc_sock, conn);
- lock_sock(&smc->sk);
+ lock_sock(&smc->inet.sk);
smc_tx_pending(conn);
- release_sock(&smc->sk);
+ release_sock(&smc->inet.sk);
}
void smc_tx_consumer_update(struct smc_connection *conn, bool force)
@@ -730,5 +730,5 @@ void smc_tx_consumer_update(struct smc_connection *conn, bool force)
/* Initialize send properties on connection establishment. NB: not __init! */
void smc_tx_init(struct smc_sock *smc)
{
- smc->sk.sk_write_space = smc_tx_write_space;
+ smc->inet.sk.sk_write_space = smc_tx_write_space;
}
--
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