Acked-by: Julia Lawall <[email protected]>
for the semantic patch.
julia
On Fri, 5 Jun 2015, Luis R. Rodriguez wrote:
> This replaces the 436 line of unified diff with 152
> lines of grammar Coccinelle SmPL patch. SmPL patch
> equivalence proof tests reveals only cosmetic changes
> between using Coccinelle SmPL and unified diff as shown
> below. The difference shown are the results of two
> trees, one in which we applied the SmPL patch, and another
> in which the old unified patch series were used. This
> gives us an idea of what Coccinelle did differently.
>
> 1 3.0.101 [ OK ]
> 2 3.1.10 [ OK ]
> 3 3.2.68 [ OK ]
> 4 3.3.8 [ OK ]
> 5 3.4.107 [ OK ]
> 6 3.5.7 [ OK ]
> 7 3.6.11 [ OK ]
> 8 3.7.10 [ OK ]
> 9 3.8.13 [ OK ]
> 10 3.9.11 [ OK ]
> 11 3.10.75 [ OK ]
> 12 3.11.10 [ OK ]
> 13 3.12.40 [ OK ]
> 14 3.13.11 [ OK ]
> 15 3.14.39 [ OK ]
> 16 3.15.10 [ OK ]
> 17 3.16.7 [ OK ]
> 18 3.17.8 [ OK ]
> 19 3.18.12 [ OK ]
> 20 3.19.5 [ OK ]
> 21 4.0.0 [ OK ]
> 22 4.1-rc1 [ OK ]
>
> mcgrof@ergon ~/backports (git::master)$ time \
> ./gentree.py --clean --prove-cocci \
> patches/collateral-evolutions/network/0054-struct-proto_ops-sig.cocci \
> /home/mcgrof/linux-next/ /home/mcgrof/build/backports-20150525
>
> Copy original source files ...
> Applying patches from patches to
> /home/mcgrof/build/backports-20150525 ...
> Proving Coccinelle SmPL patch: 0054-struct-proto_ops-sig.cocci
> Aggregating patch for Coccinelle SmPL 0054-struct-proto_ops-sig proof:
> ieee802154.patch
> Aggregating patch for Coccinelle SmPL 0054-struct-proto_ops-sig proof:
> nfc.patch
> Aggregating patch for Coccinelle SmPL 0054-struct-proto_ops-sig proof:
> bluetooth.patch
>
> Review the difference between what the tree looks like
> by applying your SmPL patch, then reverting that and
> only applying your the patches in the patch series.
>
> Change directory to /home/mcgrof/build/backports-20150525 and run 'git diff'
> diff stat of the changes:
>
> net/bluetooth/hci_sock.c | 11 +++++------
> 1 file changed, 5 insertions(+), 6 deletions(-)
>
> Done!
>
> real 0m21.965s
> user 0m45.947s
> sys 0m4.072s
>
> Now when I change directory to /home/mcgrof/build/backports-20150525 and
> run 'git diff' I get:
>
> diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
> index 9326bc8..9ca0166 100644
> --- a/net/bluetooth/hci_sock.c
> +++ b/net/bluetooth/hci_sock.c
> @@ -956,7 +956,8 @@ static int hci_sock_recvmsg(struct socket *sock,
> struct msghdr *msg, size_t len,
> #if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> static int backport_hci_sock_recvmsg(struct kiocb *iocb, struct socket
> *sock,
> struct msghdr *msg, size_t len,
> - int flags){
> + int flags)
> +{
> return hci_sock_recvmsg(sock, msg, len, flags);
> }
> #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> @@ -1198,7 +1199,8 @@ drop:
> }
> #if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> static int backport_hci_sock_sendmsg(struct kiocb *iocb, struct socket
> *sock,
> - struct msghdr *msg, size_t len){
> + struct msghdr *msg, size_t len)
> +{
> return hci_sock_sendmsg(sock, msg, len);
> }
> #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> @@ -1360,12 +1362,9 @@ static const struct proto_ops hci_sock_ops = {
> .getname = hci_sock_getname,
> #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> .sendmsg = hci_sock_sendmsg,
> -#else
> - .sendmsg = backport_hci_sock_sendmsg,
> -#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> -#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> .recvmsg = hci_sock_recvmsg,
> #else
> + .sendmsg = backport_hci_sock_sendmsg,
> .recvmsg = backport_hci_sock_recvmsg,
> #endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> .ioctl = hci_sock_ioctl,
>
> Signed-off-by: Luis R. Rodriguez <[email protected]>
> ---
> .../network/0054-struct-proto_ops-sig.cocci | 177 +++++++++++++++++++
> .../0054-struct-proto_ops-sig/bluetooth.patch | 187
> ---------------------
> .../0054-struct-proto_ops-sig/ieee802154.patch | 134 ---------------
> .../network/0054-struct-proto_ops-sig/nfc.patch | 115 -------------
> 4 files changed, 177 insertions(+), 436 deletions(-)
> create mode 100644
> patches/collateral-evolutions/network/0054-struct-proto_ops-sig.cocci
> delete mode 100644
> patches/collateral-evolutions/network/0054-struct-proto_ops-sig/bluetooth.patch
> delete mode 100644
> patches/collateral-evolutions/network/0054-struct-proto_ops-sig/ieee802154.patch
> delete mode 100644
> patches/collateral-evolutions/network/0054-struct-proto_ops-sig/nfc.patch
>
> diff --git
> a/patches/collateral-evolutions/network/0054-struct-proto_ops-sig.cocci
> b/patches/collateral-evolutions/network/0054-struct-proto_ops-sig.cocci
> new file mode 100644
> index 0000000..0c0845a
> --- /dev/null
> +++ b/patches/collateral-evolutions/network/0054-struct-proto_ops-sig.cocci
> @@ -0,0 +1,177 @@
> +/*
> +This provides the backport for the collateral evolution introduced
> +via commit 1b784140474e4fc94281a49e96c67d29df0efbde, titled
> +"net: Remove iocb argument from sendmsg and recvmsg".
> +
> +The net/tipc/ subsystem (Transparent Inter Process Communication (TIPC))
> +relied historically on using an argument passed on the struct proto_ops
> +and struct proto sendmsg and recvmsg callbacks to determine if it needed
> +to perform a lock within its own code. Commit 1b784140474e4 removed replaced
> +the locking functionality to require the argument and instead moved all
> +the necessary heuristics into net/tipc. Other subsystems just passed NULL.
> +After the net/tipc code was cleaned up from the locking (see commmit
> +39a0295f901423e260a034ac7c3211ecaa9c2745 titled "tipc: Don't use iocb
> +argument in socket layer") we no longer needed the extra argument on the
> +struct proto_ops and struct proto callbacks.
> +
> +To backport non-tipc subsystems we then just need to modify the upstream
> +code which declares these callbacks and add the extra argument again, but
> +the same routine can be used from upstream code. The grammar we use below
> +declares routines which can be pegged to struct proto_ops and struct proto
> +callbacks that simply call the same upstream code, the extra argument is
> +ignored. The argument can be ignored as it was only used within the
> +net/tipc subsystem for locking purposes.
> +*/
> +
> +@ proto_ops @
> +identifier s, send_func, recv_func;
> +@@
> +
> + struct proto_ops s = {
> + .sendmsg = send_func,
> + .recvmsg = recv_func,
> +};
> +
> +@ mod_send depends on proto_ops @
> +identifier proto_ops.send_func;
> +fresh identifier backport_send = "backport_" ## send_func;
> +@@
> +
> +send_func(...)
> +{
> + ...
> +}
> +
> ++#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> ++static int backport_send(struct kiocb *iocb, struct socket *sock, struct
> msghdr *msg, size_t len)
> ++{
> ++ return send_func(sock, msg, len);
> ++}
> ++#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> +
> +@ mod_recv depends on proto_ops @
> +identifier proto_ops.recv_func;
> +fresh identifier backport_recv = "backport_" ## recv_func;
> +@@
> +
> +recv_func(...)
> +{
> + ...
> +}
> +
> ++#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> ++static int backport_recv(struct kiocb *iocb, struct socket *sock,
> ++ struct msghdr *msg, size_t len, int flags)
> ++{
> ++ return recv_func(sock, msg, len, flags);
> ++}
> ++#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> +
> +@ mod_proto_ops_tx depends on proto_ops && mod_send @
> +identifier s, proto_ops.send_func, mod_send.backport_send;
> +@@
> +
> + struct proto_ops s = {
> ++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> + .sendmsg = send_func,
> ++#else
> ++ .sendmsg = backport_send,
> ++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> +};
> +
> +@ mod_proto_ops_rx depends on proto_ops && mod_recv @
> +identifier s, proto_ops.recv_func, mod_recv.backport_recv;
> +@@
> +
> + struct proto_ops s = {
> ++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> + .recvmsg = recv_func,
> ++#else
> ++ .recvmsg = backport_recv,
> ++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> +};
> +
> +@ mod_sock_send_callers depends on proto_ops@
> +identifier proto_ops.send_func;
> +identifier sock, msg, len, sk;
> +@@
> +
> +send_func(struct socket *sock, struct msghdr *msg, size_t len)
> +{
> + ...
> ++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> + return sk->sk_prot->sendmsg(sk, msg, len);
> ++#else
> ++ return sk->sk_prot->sendmsg(NULL, sk, msg, len);
> ++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> +}
> +
> +@ proto @
> +identifier s, send_func, recv_func;
> +@@
> +
> + struct proto s = {
> + .sendmsg = send_func,
> + .recvmsg = recv_func,
> +};
> +
> +@ proto_mod_send depends on proto @
> +identifier proto.send_func;
> +fresh identifier backport_send = "backport_" ## send_func;
> +@@
> +
> +send_func(...)
> +{
> + ...
> +}
> +
> ++#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> ++static int backport_send(struct kiocb *iocb, struct socket *sock,
> ++ struct msghdr *msg, size_t len)
> ++{
> ++ return send_func(sock, msg, len);
> ++}
> ++#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> +
> +@ proto_mod_recv depends on proto @
> +identifier proto.recv_func;
> +fresh identifier backport_recv = "backport_" ## recv_func;
> +@@
> +
> +recv_func(...)
> +{
> + ...
> +}
> +
> ++#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> ++static int backport_recv(struct kiocb *iocb, struct socket *sock,
> ++ struct msghdr *msg, size_t len,
> ++ int noblock, int flags, int *addr_len)
> ++{
> ++ return recv_func(sock, msg, len, noblock, flags, addr_len);
> ++}
> ++#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> +
> +@ mod_proto_tx depends on proto && proto_mod_send @
> +identifier s, proto.send_func, proto_mod_send.backport_send;
> +@@
> +
> + struct proto s = {
> ++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> + .sendmsg = send_func,
> ++#else
> ++ .sendmsg = backport_send,
> ++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> +};
> +
> +@ mod_proto_rx depends on proto && proto_mod_recv @
> +identifier s, proto.recv_func, proto_mod_recv.backport_recv;
> +@@
> +
> + struct proto s = {
> ++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> + .recvmsg = recv_func,
> ++#else
> ++ .recvmsg = backport_recv,
> ++#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> +};
> diff --git
> a/patches/collateral-evolutions/network/0054-struct-proto_ops-sig/bluetooth.patch
>
> b/patches/collateral-evolutions/network/0054-struct-proto_ops-sig/bluetooth.patch
> deleted file mode 100644
> index 2cf5a9e..0000000
> ---
> a/patches/collateral-evolutions/network/0054-struct-proto_ops-sig/bluetooth.patch
> +++ /dev/null
> @@ -1,187 +0,0 @@
> ---- a/net/bluetooth/hci_sock.c
> -+++ b/net/bluetooth/hci_sock.c
> -@@ -953,6 +953,14 @@ static int hci_sock_recvmsg(struct socket *sock, struct
> msghdr *msg, size_t len,
> -
> - return err ? : copied;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_hci_sock_recvmsg(struct kiocb *iocb, struct socket
> *sock,
> -+ struct msghdr *msg, size_t len,
> -+ int flags)
> -+{
> -+ return hci_sock_recvmsg(sock, msg, len, flags);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int hci_mgmt_cmd(struct hci_mgmt_chan *chan, struct sock *sk,
> - struct msghdr *msg, size_t msglen)
> -@@ -1189,6 +1196,13 @@ drop:
> - kfree_skb(skb);
> - goto done;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_hci_sock_sendmsg(struct kiocb *iocb, struct socket
> *sock,
> -+ struct msghdr *msg, size_t len)
> -+{
> -+ return hci_sock_sendmsg(sock, msg, len);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int hci_sock_setsockopt(struct socket *sock, int level, int optname,
> - char __user *optval, unsigned int len)
> -@@ -1345,8 +1358,13 @@ static const struct proto_ops hci_sock_ops = {
> - .release = hci_sock_release,
> - .bind = hci_sock_bind,
> - .getname = hci_sock_getname,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .sendmsg = hci_sock_sendmsg,
> - .recvmsg = hci_sock_recvmsg,
> -+#else
> -+ .sendmsg = backport_hci_sock_sendmsg,
> -+ .recvmsg = backport_hci_sock_recvmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .ioctl = hci_sock_ioctl,
> - .poll = datagram_poll,
> - .listen = sock_no_listen,
> ---- a/net/bluetooth/l2cap_sock.c
> -+++ b/net/bluetooth/l2cap_sock.c
> -@@ -975,6 +975,13 @@ static int l2cap_sock_sendmsg(struct socket *sock,
> struct msghdr *msg,
> -
> - return err;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_l2cap_sock_sendmsg(struct kiocb *iocb,
> -+ struct socket *sock,
> -+ struct msghdr *msg, size_t len){
> -+ return l2cap_sock_sendmsg(sock, msg, len);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int l2cap_sock_recvmsg(struct socket *sock, struct msghdr *msg,
> - size_t len, int flags)
> -@@ -1036,6 +1043,14 @@ done:
> - release_sock(sk);
> - return err;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_l2cap_sock_recvmsg(struct kiocb *iocb,
> -+ struct socket *sock,
> -+ struct msghdr *msg, size_t len,
> -+ int flags){
> -+ return l2cap_sock_recvmsg(sock, msg, len, flags);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - /* Kill socket (only if zapped and orphan)
> - * Must be called on unlocked socket.
> -@@ -1618,8 +1633,16 @@ static const struct proto_ops l2cap_sock_ops = {
> - .listen = l2cap_sock_listen,
> - .accept = l2cap_sock_accept,
> - .getname = l2cap_sock_getname,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .sendmsg = l2cap_sock_sendmsg,
> -+#else
> -+ .sendmsg = backport_l2cap_sock_sendmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .recvmsg = l2cap_sock_recvmsg,
> -+#else
> -+ .recvmsg = backport_l2cap_sock_recvmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .poll = bt_sock_poll,
> - .ioctl = bt_sock_ioctl,
> - .mmap = sock_no_mmap,
> ---- a/net/bluetooth/rfcomm/sock.c
> -+++ b/net/bluetooth/rfcomm/sock.c
> -@@ -622,6 +622,13 @@ done:
> -
> - return sent;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_rfcomm_sock_sendmsg(struct kiocb *iocb,
> -+ struct socket *sock,
> -+ struct msghdr *msg, size_t len){
> -+ return rfcomm_sock_sendmsg(sock, msg, len);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int rfcomm_sock_recvmsg(struct socket *sock, struct msghdr *msg,
> - size_t size, int flags)
> -@@ -647,6 +654,14 @@ static int rfcomm_sock_recvmsg(struct socket *sock,
> struct msghdr *msg,
> -
> - return len;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_rfcomm_sock_recvmsg(struct kiocb *iocb,
> -+ struct socket *sock,
> -+ struct msghdr *msg, size_t len,
> -+ int flags){
> -+ return rfcomm_sock_recvmsg(sock, msg, len, flags);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int rfcomm_sock_setsockopt_old(struct socket *sock, int optname,
> char __user *optval, unsigned int optlen)
> - {
> -@@ -1044,8 +1059,16 @@ static const struct proto_ops rfcomm_sock_ops = {
> - .listen = rfcomm_sock_listen,
> - .accept = rfcomm_sock_accept,
> - .getname = rfcomm_sock_getname,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .sendmsg = rfcomm_sock_sendmsg,
> -+#else
> -+ .sendmsg = backport_rfcomm_sock_sendmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .recvmsg = rfcomm_sock_recvmsg,
> -+#else
> -+ .recvmsg = backport_rfcomm_sock_recvmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .shutdown = rfcomm_sock_shutdown,
> - .setsockopt = rfcomm_sock_setsockopt,
> - .getsockopt = rfcomm_sock_getsockopt,
> ---- a/net/bluetooth/sco.c
> -+++ b/net/bluetooth/sco.c
> -@@ -713,6 +713,12 @@ static int sco_sock_sendmsg(struct socket *sock, struct
> msghdr *msg,
> - release_sock(sk);
> - return err;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_sco_sock_sendmsg(struct kiocb *iocb, struct socket
> *sock,
> -+ struct msghdr *msg, size_t len){
> -+ return sco_sock_sendmsg(sock, msg, len);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static void sco_conn_defer_accept(struct hci_conn *conn, u16 setting)
> - {
> -@@ -779,6 +785,13 @@ static int sco_sock_recvmsg(struct socket *sock, struct
> msghdr *msg,
> -
> - return bt_sock_recvmsg(sock, msg, len, flags);
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_sco_sock_recvmsg(struct kiocb *iocb, struct socket
> *sock,
> -+ struct msghdr *msg, size_t len,
> -+ int flags){
> -+ return sco_sock_recvmsg(sock, msg, len, flags);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int sco_sock_setsockopt(struct socket *sock, int level, int optname,
> char __user *optval, unsigned int optlen)
> - {
> -@@ -1178,8 +1191,16 @@ static const struct proto_ops sco_sock_ops = {
> - .listen = sco_sock_listen,
> - .accept = sco_sock_accept,
> - .getname = sco_sock_getname,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .sendmsg = sco_sock_sendmsg,
> -+#else
> -+ .sendmsg = backport_sco_sock_sendmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .recvmsg = sco_sock_recvmsg,
> -+#else
> -+ .recvmsg = backport_sco_sock_recvmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .poll = bt_sock_poll,
> - .ioctl = bt_sock_ioctl,
> - .mmap = sock_no_mmap,
> diff --git
> a/patches/collateral-evolutions/network/0054-struct-proto_ops-sig/ieee802154.patch
>
> b/patches/collateral-evolutions/network/0054-struct-proto_ops-sig/ieee802154.patch
> deleted file mode 100644
> index 0497dbe..0000000
> ---
> a/patches/collateral-evolutions/network/0054-struct-proto_ops-sig/ieee802154.patch
> +++ /dev/null
> @@ -1,134 +0,0 @@
> ---- a/net/ieee802154/socket.c
> -+++ b/net/ieee802154/socket.c
> -@@ -101,8 +101,19 @@ static int ieee802154_sock_sendmsg(struct socket *sock,
> struct msghdr *msg,
> - {
> - struct sock *sk = sock->sk;
> -
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - return sk->sk_prot->sendmsg(sk, msg, len);
> -+#else
> -+ return sk->sk_prot->sendmsg(NULL, sk, msg, len);
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_ieee802154_sock_sendmsg(struct kiocb *iocb,
> -+ struct socket *sock,
> -+ struct msghdr *msg, size_t len){
> -+ return ieee802154_sock_sendmsg(sock, msg, len);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int ieee802154_sock_bind(struct socket *sock, struct sockaddr *uaddr,
> - int addr_len)
> -@@ -323,6 +334,12 @@ out_dev:
> - out:
> - return err;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_raw_sendmsg(struct kiocb *iocb, struct socket *sock,
> -+ struct msghdr *msg, size_t len){
> -+ return raw_sendmsg(sock, msg, len);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int raw_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
> - int noblock, int flags, int *addr_len)
> -@@ -356,6 +373,13 @@ out:
> - return err;
> - return copied;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_raw_recvmsg(struct kiocb *iocb, struct socket *sock,
> -+ struct msghdr *msg, size_t len, int noblock,
> -+ int flags, int *addr_len){
> -+ return raw_recvmsg(sock, msg, len, noblock, flags, addr_len);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int raw_rcv_skb(struct sock *sk, struct sk_buff *skb)
> - {
> -@@ -409,8 +433,16 @@ static struct proto ieee802154_raw_prot = {
> - .obj_size = sizeof(struct sock),
> - .close = raw_close,
> - .bind = raw_bind,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .sendmsg = raw_sendmsg,
> -+#else
> -+ .sendmsg = backport_raw_sendmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .recvmsg = raw_recvmsg,
> -+#else
> -+ .recvmsg = backport_raw_recvmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .hash = raw_hash,
> - .unhash = raw_unhash,
> - .connect = raw_connect,
> -@@ -434,7 +466,11 @@ static const struct proto_ops ieee802154_raw_ops = {
> - .shutdown = sock_no_shutdown,
> - .setsockopt = sock_common_setsockopt,
> - .getsockopt = sock_common_getsockopt,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .sendmsg = ieee802154_sock_sendmsg,
> -+#else
> -+ .sendmsg = backport_ieee802154_sock_sendmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .recvmsg = sock_common_recvmsg,
> - .mmap = sock_no_mmap,
> - .sendpage = sock_no_sendpage,
> -@@ -710,6 +746,12 @@ out_dev:
> - out:
> - return err;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_dgram_sendmsg(struct kiocb *iocb, struct socket *sock,
> -+ struct msghdr *msg, size_t len){
> -+ return dgram_sendmsg(sock, msg, len);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int dgram_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
> - int noblock, int flags, int *addr_len)
> -@@ -751,6 +793,13 @@ out:
> - return err;
> - return copied;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_dgram_recvmsg(struct kiocb *iocb, struct socket *sock,
> -+ struct msghdr *msg, size_t len, int noblock,
> -+ int flags, int *addr_len){
> -+ return dgram_recvmsg(sock, msg, len, noblock, flags, addr_len);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int dgram_rcv_skb(struct sock *sk, struct sk_buff *skb)
> - {
> -@@ -947,8 +996,16 @@ static struct proto ieee802154_dgram_prot = {
> - .init = dgram_init,
> - .close = dgram_close,
> - .bind = dgram_bind,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .sendmsg = dgram_sendmsg,
> -+#else
> -+ .sendmsg = backport_dgram_sendmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .recvmsg = dgram_recvmsg,
> -+#else
> -+ .recvmsg = backport_dgram_recvmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .hash = dgram_hash,
> - .unhash = dgram_unhash,
> - .connect = dgram_connect,
> -@@ -973,7 +1030,11 @@ static const struct proto_ops ieee802154_dgram_ops = {
> - .shutdown = sock_no_shutdown,
> - .setsockopt = sock_common_setsockopt,
> - .getsockopt = sock_common_getsockopt,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .sendmsg = ieee802154_sock_sendmsg,
> -+#else
> -+ .sendmsg = backport_ieee802154_sock_sendmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .recvmsg = sock_common_recvmsg,
> - .mmap = sock_no_mmap,
> - .sendpage = sock_no_sendpage,
> diff --git
> a/patches/collateral-evolutions/network/0054-struct-proto_ops-sig/nfc.patch
> b/patches/collateral-evolutions/network/0054-struct-proto_ops-sig/nfc.patch
> deleted file mode 100644
> index e29c4d8..0000000
> ---
> a/patches/collateral-evolutions/network/0054-struct-proto_ops-sig/nfc.patch
> +++ /dev/null
> @@ -1,115 +0,0 @@
> ---- a/net/nfc/llcp_sock.c
> -+++ b/net/nfc/llcp_sock.c
> -@@ -792,6 +792,12 @@ static int llcp_sock_sendmsg(struct socket *sock,
> struct msghdr *msg,
> -
> - return nfc_llcp_send_i_frame(llcp_sock, msg, len);
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_llcp_sock_sendmsg(struct kiocb *iocb, struct socket
> *sock,
> -+ struct msghdr *msg, size_t len){
> -+ return llcp_sock_sendmsg(sock, msg, len);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int llcp_sock_recvmsg(struct socket *sock, struct msghdr *msg,
> - size_t len, int flags)
> -@@ -882,6 +888,13 @@ done:
> -
> - return copied;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_llcp_sock_recvmsg(struct kiocb *iocb, struct socket
> *sock,
> -+ struct msghdr *msg, size_t len,
> -+ int flags){
> -+ return llcp_sock_recvmsg(sock, msg, len, flags);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static const struct proto_ops llcp_sock_ops = {
> - .family = PF_NFC,
> -@@ -898,8 +911,16 @@ static const struct proto_ops llcp_sock_ops = {
> - .shutdown = sock_no_shutdown,
> - .setsockopt = nfc_llcp_setsockopt,
> - .getsockopt = nfc_llcp_getsockopt,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .sendmsg = llcp_sock_sendmsg,
> -+#else
> -+ .sendmsg = backport_llcp_sock_sendmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .recvmsg = llcp_sock_recvmsg,
> -+#else
> -+ .recvmsg = backport_llcp_sock_recvmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .mmap = sock_no_mmap,
> - };
> -
> -@@ -919,7 +940,11 @@ static const struct proto_ops llcp_rawsock_ops = {
> - .setsockopt = sock_no_setsockopt,
> - .getsockopt = sock_no_getsockopt,
> - .sendmsg = sock_no_sendmsg,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .recvmsg = llcp_sock_recvmsg,
> -+#else
> -+ .recvmsg = backport_llcp_sock_recvmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .mmap = sock_no_mmap,
> - };
> -
> ---- a/net/nfc/rawsock.c
> -+++ b/net/nfc/rawsock.c
> -@@ -246,6 +246,12 @@ static int rawsock_sendmsg(struct socket *sock, struct
> msghdr *msg, size_t len)
> -
> - return len;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_rawsock_sendmsg(struct kiocb *iocb, struct socket *sock,
> -+ struct msghdr *msg, size_t len){
> -+ return rawsock_sendmsg(sock, msg, len);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static int rawsock_recvmsg(struct socket *sock, struct msghdr *msg, size_t
> len,
> - int flags)
> -@@ -274,6 +280,12 @@ static int rawsock_recvmsg(struct socket *sock, struct
> msghdr *msg, size_t len,
> -
> - return rc ? : copied;
> - }
> -+#if LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0)
> -+static int backport_rawsock_recvmsg(struct kiocb *iocb, struct socket *sock,
> -+ struct msghdr *msg, size_t len, int flags){
> -+ return rawsock_recvmsg(sock, msg, len, flags);
> -+}
> -+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4,1,0) */
> -
> - static const struct proto_ops rawsock_ops = {
> - .family = PF_NFC,
> -@@ -290,8 +302,16 @@ static const struct proto_ops rawsock_ops = {
> - .shutdown = sock_no_shutdown,
> - .setsockopt = sock_no_setsockopt,
> - .getsockopt = sock_no_getsockopt,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .sendmsg = rawsock_sendmsg,
> -+#else
> -+ .sendmsg = backport_rawsock_sendmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .recvmsg = rawsock_recvmsg,
> -+#else
> -+ .recvmsg = backport_rawsock_recvmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .mmap = sock_no_mmap,
> - };
> -
> -@@ -311,7 +331,11 @@ static const struct proto_ops rawsock_raw_ops = {
> - .setsockopt = sock_no_setsockopt,
> - .getsockopt = sock_no_getsockopt,
> - .sendmsg = sock_no_sendmsg,
> -+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0)
> - .recvmsg = rawsock_recvmsg,
> -+#else
> -+ .recvmsg = backport_rawsock_recvmsg,
> -+#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(4,1,0) */
> - .mmap = sock_no_mmap,
> - };
> -
> --
> 2.3.2.209.gd67f9d5.dirty
>
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>
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