Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/include/net/sctp/constants.h b/include/net/sctp/constants.h
index 8c6b04f..1ad049a 100644
--- a/include/net/sctp/constants.h
+++ b/include/net/sctp/constants.h
@@ -286,6 +286,18 @@
* functions simpler to write.
*/
+/* These are the values for pf exposure, UNUSED is to keep compatible with old
+ * applications by default.
+ */
+enum {
+ SCTP_PF_EXPOSE_UNSET,
+ SCTP_PF_EXPOSE_DISABLE,
+ SCTP_PF_EXPOSE_ENABLE,
+};
+#define SCTP_PF_EXPOSE_MAX SCTP_PF_EXPOSE_ENABLE
+
+#define SCTP_PS_RETRANS_MAX 0xffff
+
/* These return values describe the success or failure of a number of
* routines which form the lower interface to SCTP_outqueue.
*/
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 3ab5c6b..33475d0 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -103,6 +103,7 @@
int sctp_asconf_mgmt(struct sctp_sock *, struct sctp_sockaddr_entry *);
struct sk_buff *sctp_skb_recv_datagram(struct sock *, int, int, int *);
+typedef int (*sctp_callback_t)(struct sctp_endpoint *, struct sctp_transport *, void *);
void sctp_transport_walk_start(struct rhashtable_iter *iter);
void sctp_transport_walk_stop(struct rhashtable_iter *iter);
struct sctp_transport *sctp_transport_get_next(struct net *net,
@@ -113,9 +114,8 @@
struct net *net,
const union sctp_addr *laddr,
const union sctp_addr *paddr, void *p);
-int sctp_for_each_transport(int (*cb)(struct sctp_transport *, void *),
- int (*cb_done)(struct sctp_transport *, void *),
- struct net *net, int *pos, void *p);
+int sctp_transport_traverse_process(sctp_callback_t cb, sctp_callback_t cb_done,
+ struct net *net, int *pos, void *p);
int sctp_for_each_endpoint(int (*cb)(struct sctp_endpoint *, void *), void *p);
int sctp_get_sctp_info(struct sock *sk, struct sctp_association *asoc,
struct sctp_info *info);
@@ -291,7 +291,7 @@
#define SCTP_DBG_OBJCNT(name) \
atomic_t sctp_dbg_objcnt_## name = ATOMIC_INIT(0)
-/* Macro to help create new entries in in the global array of
+/* Macro to help create new entries in the global array of
* objcnt counters.
*/
#define SCTP_DBG_OBJCNT_ENTRY(name) \
@@ -412,7 +412,7 @@
/* Tests if the list has one and only one entry. */
static inline int sctp_list_single_entry(struct list_head *head)
{
- return (head->next != head) && (head->next == head->prev);
+ return list_is_singular(head);
}
static inline bool sctp_chunk_pending(const struct sctp_chunk *chunk)
@@ -615,4 +615,11 @@
return sock_flag(sk, SOCK_DEAD) || sk->sk_socket;
}
+static inline void sctp_sock_set_nodelay(struct sock *sk)
+{
+ lock_sock(sk);
+ sctp_sk(sk)->nodelay = true;
+ release_sock(sk);
+}
+
#endif /* __net_sctp_h__ */
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index fd7c3f7..be9ff04 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -184,7 +184,8 @@
__u32 flowlabel;
__u8 dscp;
- int pf_retrans;
+ __u16 pf_retrans;
+ __u16 ps_retrans;
/* The initial Path MTU to use for new associations. */
__u32 pathmtu;
@@ -215,6 +216,7 @@
__u32 adaptation_ind;
__u32 pd_point;
__u16 nodelay:1,
+ pf_expose:2,
reuse:1,
disable_fragments:1,
v4mapped:1,
@@ -326,7 +328,7 @@
* the association TCB is re-constructed from the cookie.
*/
__u32 raw_addr_list_len;
- struct sctp_init_chunk peer_init[0];
+ struct sctp_init_chunk peer_init[];
};
@@ -431,23 +433,13 @@
int (*setsockopt) (struct sock *sk,
int level,
int optname,
- char __user *optval,
+ sockptr_t optval,
unsigned int optlen);
int (*getsockopt) (struct sock *sk,
int level,
int optname,
char __user *optval,
int __user *optlen);
- int (*compat_setsockopt) (struct sock *sk,
- int level,
- int optname,
- char __user *optval,
- unsigned int optlen);
- int (*compat_getsockopt) (struct sock *sk,
- int level,
- int optname,
- char __user *optval,
- int __user *optlen);
void (*get_dst) (struct sctp_transport *t,
union sctp_addr *saddr,
struct flowi *fl,
@@ -898,7 +890,9 @@
* and will be initialized from the assocs value. This can be changed
* using the SCTP_PEER_ADDR_THLDS socket option
*/
- int pf_retrans;
+ __u16 pf_retrans;
+ /* Used for primary path switchover. */
+ __u16 ps_retrans;
/* PMTU : The current known path MTU. */
__u32 pathmtu;
@@ -1345,6 +1339,7 @@
u32 secid;
u32 peer_secid;
+ struct rcu_head rcu;
};
/* Recover the outter endpoint structure. */
@@ -1360,7 +1355,7 @@
struct sctp_endpoint *sctp_endpoint_new(struct sock *, gfp_t);
void sctp_endpoint_free(struct sctp_endpoint *);
void sctp_endpoint_put(struct sctp_endpoint *);
-void sctp_endpoint_hold(struct sctp_endpoint *);
+int sctp_endpoint_hold(struct sctp_endpoint *ep);
void sctp_endpoint_add_asoc(struct sctp_endpoint *, struct sctp_association *);
struct sctp_association *sctp_endpoint_lookup_assoc(
const struct sctp_endpoint *ep,
@@ -1396,7 +1391,7 @@
struct list_head prio_sched;
/* List of streams scheduled */
struct list_head active;
- /* The next stream stream in line */
+ /* The next stream in line */
struct sctp_stream_out_ext *next;
__u16 prio;
};
@@ -1458,7 +1453,7 @@
struct {
/* List of streams scheduled */
struct list_head rr_list;
- /* The next stream stream in line */
+ /* The next stream in line */
struct sctp_stream_out_ext *rr_next;
};
};
@@ -1768,7 +1763,7 @@
int max_burst;
/* This is the max_retrans value for the association. This value will
- * be initialized initialized from system defaults, but can be
+ * be initialized from system defaults, but can be
* modified by the SCTP_ASSOCINFO socket option.
*/
int max_retrans;
@@ -1777,7 +1772,9 @@
* and will be initialized from the assocs value. This can be
* changed using the SCTP_PEER_ADDR_THLDS socket option
*/
- int pf_retrans;
+ __u16 pf_retrans;
+ /* Used for primary path switchover. */
+ __u16 ps_retrans;
/* Maximum number of times the endpoint will retransmit INIT */
__u16 max_init_attempts;
@@ -2058,6 +2055,7 @@
__u8 need_ecne:1, /* Need to send an ECNE Chunk? */
temp:1, /* Is it a temporary association? */
+ pf_expose:2, /* Expose pf state? */
force_delay:1;
__u8 strreset_enable;
diff --git a/include/net/sctp/ulpevent.h b/include/net/sctp/ulpevent.h
index e1a92c4..994e984 100644
--- a/include/net/sctp/ulpevent.h
+++ b/include/net/sctp/ulpevent.h
@@ -80,13 +80,8 @@
struct sctp_chunk *chunk,
gfp_t gfp);
-struct sctp_ulpevent *sctp_ulpevent_make_peer_addr_change(
- const struct sctp_association *asoc,
- const struct sockaddr_storage *aaddr,
- int flags,
- int state,
- int error,
- gfp_t gfp);
+void sctp_ulpevent_notify_peer_addr_change(struct sctp_transport *transport,
+ int state, int error);
struct sctp_ulpevent *sctp_ulpevent_make_remote_error(
const struct sctp_association *asoc,
@@ -100,6 +95,13 @@
__u32 error,
gfp_t gfp);
+struct sctp_ulpevent *sctp_ulpevent_make_send_failed_event(
+ const struct sctp_association *asoc,
+ struct sctp_chunk *chunk,
+ __u16 flags,
+ __u32 error,
+ gfp_t gfp);
+
struct sctp_ulpevent *sctp_ulpevent_make_shutdown_event(
const struct sctp_association *asoc,
__u16 flags,