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GET /api/1.1/patches/2229696/?format=api
{ "id": 2229696, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2229696/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/20260428155759.226368-4-henrique.carvalho@suse.com/", "project": { "id": 12, "url": "http://patchwork.ozlabs.org/api/1.1/projects/12/?format=api", "name": "Linux CIFS Client", "link_name": "linux-cifs-client", "list_id": "linux-cifs.vger.kernel.org", "list_email": "linux-cifs@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20260428155759.226368-4-henrique.carvalho@suse.com>", "date": "2026-04-28T15:57:57", "name": "[v2,08/11] smb: server: add QUIC transport support", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "77d1c2bb21d3f80e092fd8015b3f2ea15fca2c10", "submitter": { "id": 89563, "url": "http://patchwork.ozlabs.org/api/1.1/people/89563/?format=api", "name": "Henrique Carvalho", "email": "henrique.carvalho@suse.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/20260428155759.226368-4-henrique.carvalho@suse.com/mbox/", "series": [ { "id": 501886, "url": "http://patchwork.ozlabs.org/api/1.1/series/501886/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/list/?series=501886", "date": "2026-04-28T15:55:41", "name": "smb: implement SMB over QUIC", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/501886/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2229696/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2229696/checks/", "tags": {}, "headers": { "Return-Path": "\n <linux-cifs+bounces-11234-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-cifs@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=suse.com header.i=@suse.com header.a=rsa-sha256\n header.s=google header.b=ODRn7BoK;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; 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This wires in the QUIC transport file,\nadds the per-interface QUIC socket/kthread state, and enables QUIC\nlistener startup and teardown alongside the existing TCP path.\n\nAlso add the server-side QUIC port configuration and pass the client\npeer address through the existing tree connect management path for QUIC\nconnections.\n\nSigned-off-by: Henrique Carvalho <henrique.carvalho@suse.com>\n---\n fs/smb/server/Makefile | 4 +-\n fs/smb/server/connection.c | 1 +\n fs/smb/server/interface.c | 30 ++-\n fs/smb/server/interface.h | 2 +\n fs/smb/server/server.h | 1 +\n fs/smb/server/smb2pdu.c | 1 +\n fs/smb/server/transport_ipc.c | 1 +\n fs/smb/server/transport_quic.c | 327 +++++++++++++++++++++++++++++++++\n fs/smb/server/transport_quic.h | 20 ++\n 9 files changed, 380 insertions(+), 7 deletions(-)\n create mode 100644 fs/smb/server/transport_quic.c\n create mode 100644 fs/smb/server/transport_quic.h", "diff": "diff --git a/fs/smb/server/Makefile b/fs/smb/server/Makefile\nindex 89a9955f607d..569be14b32d4 100644\n--- a/fs/smb/server/Makefile\n+++ b/fs/smb/server/Makefile\n@@ -8,8 +8,8 @@ ksmbd-y :=\tunicode.o auth.o vfs.o vfs_cache.o server.o ndr.o \\\n \t\tmisc.o oplock.o connection.o ksmbd_work.o crypto_ctx.o \\\n \t\tmgmt/ksmbd_ida.o mgmt/user_config.o mgmt/share_config.o \\\n \t\tmgmt/tree_connect.o mgmt/user_session.o smb_common.o \\\n-\t\ttransport.o transport_tcp.o transport_ipc.o interface.o \\\n-\t\tsmbacl.o smb2pdu.o \\\n+\t\ttransport.o transport_tcp.o transport_ipc.o transport_quic.o \\\n+\t\tinterface.o smbacl.o smb2pdu.o \\\n \t\tsmb2ops.o smb2misc.o ksmbd_spnego_negtokeninit.asn1.o \\\n \t\tksmbd_spnego_negtokentarg.asn1.o asn1.o\n \ndiff --git a/fs/smb/server/connection.c b/fs/smb/server/connection.c\nindex 07bbf4eb7b05..1db8e0a8b47d 100644\n--- a/fs/smb/server/connection.c\n+++ b/fs/smb/server/connection.c\n@@ -15,6 +15,7 @@\n #include \"interface.h\"\n #include \"transport.h\"\n #include \"transport_tcp.h\"\n+#include \"transport_quic.h\"\n #include \"transport_rdma.h\"\n #include \"misc.h\"\n \ndiff --git a/fs/smb/server/interface.c b/fs/smb/server/interface.c\nindex a5e59a420639..25b8e7f44059 100644\n--- a/fs/smb/server/interface.c\n+++ b/fs/smb/server/interface.c\n@@ -11,6 +11,7 @@\n #include \"auth.h\"\n #include \"connection.h\"\n #include \"transport_tcp.h\"\n+#include \"transport_quic.h\"\n #include \"interface.h\"\n \n static LIST_HEAD(iface_list);\n@@ -36,12 +37,14 @@ static struct interface *alloc_iface(char *ifname)\n }\n \n /**\n- * ksmbd_interface_run_kthread() - start a per-interface forker thread\n- * @iface:\tpointer to struct interface\n- * @kthread_fn:\tthread routine to run\n- * @suf:\tsuffix to append to the thread name (e.g. \"tcp\")\n+ * ksmbd_tcp_run_kthread() - start forker thread\n+ * @iface: pointer to struct interface\n *\n- * Return:\tthe started task_struct, or ERR_PTR on failure.\n+ * start forker thread(ksmbd/0) at module init time to listen\n+ * on port 445 for new SMB connection requests. It creates per connection\n+ * server threads(ksmbd/x)\n+ *\n+ * Return:\t0 on success or error number\n */\n struct task_struct *ksmbd_interface_run_kthread(struct interface *iface,\n \t\t\t\t\t\tint (*kthread_fn)(void *), const char *suf)\n@@ -87,6 +90,10 @@ static int ksmbd_netdev_event(struct notifier_block *nb, unsigned long event,\n \t\t\tret = ksmbd_tcp_create_socket(iface);\n \t\t\tif (ret)\n \t\t\t\tbreak;\n+\n+\t\t\tret = ksmbd_quic_create_socket(iface);\n+\t\t\tif (ret)\n+\t\t\t\tbreak;\n \t\t}\n \t\tif (!iface && bind_additional_ifaces) {\n \t\t\tiface = alloc_iface(kstrdup(netdev->name, KSMBD_DEFAULT_GFP));\n@@ -101,6 +108,10 @@ static int ksmbd_netdev_event(struct notifier_block *nb, unsigned long event,\n \t\t\tret = ksmbd_tcp_create_socket(iface);\n \t\t\tif (ret)\n \t\t\t\tbreak;\n+\n+\t\t\tret = ksmbd_quic_create_socket(iface);\n+\t\t\tif (ret)\n+\t\t\t\tbreak;\n \t\t}\n \t\tbreak;\n \tcase NETDEV_DOWN:\n@@ -111,15 +122,23 @@ static int ksmbd_netdev_event(struct notifier_block *nb, unsigned long event,\n \n \t\t\tif (iface->ksmbd_tcp_socket)\n \t\t\t\tkernel_sock_shutdown(iface->ksmbd_tcp_socket, SHUT_RDWR);\n+\t\t\tif (iface->ksmbd_quic_socket)\n+\t\t\t\tkernel_sock_shutdown(iface->ksmbd_quic_socket, SHUT_RDWR);\n \n \t\t\tif (iface->ksmbd_tcp_kthread)\n \t\t\t\tksmbd_interface_stop_kthread(iface->ksmbd_tcp_kthread);\n+\t\t\tif (iface->ksmbd_quic_kthread)\n+\t\t\t\tksmbd_interface_stop_kthread(iface->ksmbd_quic_kthread);\n \n \t\t\tif (iface->ksmbd_tcp_socket)\n \t\t\t\tsock_release(iface->ksmbd_tcp_socket);\n+\t\t\tif (iface->ksmbd_quic_socket)\n+\t\t\t\tsock_release(iface->ksmbd_quic_socket);\n \n \t\t\tiface->ksmbd_tcp_kthread = NULL;\n+\t\t\tiface->ksmbd_quic_kthread = NULL;\n \t\t\tiface->ksmbd_tcp_socket = NULL;\n+\t\t\tiface->ksmbd_quic_socket = NULL;\n \n \t\t\tput_net(iface->net);\n \t\t\tiface->net = NULL;\n@@ -194,3 +213,4 @@ int ksmbd_set_interfaces(char *ifc_list, int ifc_list_sz)\n \n \treturn 0;\n }\n+\ndiff --git a/fs/smb/server/interface.h b/fs/smb/server/interface.h\nindex 7e35645076a9..94ffb73fd635 100644\n--- a/fs/smb/server/interface.h\n+++ b/fs/smb/server/interface.h\n@@ -16,6 +16,8 @@\n struct interface {\n \tstruct task_struct\t*ksmbd_tcp_kthread;\n \tstruct socket\t\t*ksmbd_tcp_socket;\n+\tstruct task_struct\t*ksmbd_quic_kthread;\n+\tstruct socket\t\t*ksmbd_quic_socket;\n \tstruct list_head\tentry;\n \tchar\t\t\t*name;\n \tint\t\t\tstate;\ndiff --git a/fs/smb/server/server.h b/fs/smb/server/server.h\nindex b8a7317be86b..197d99264071 100644\n--- a/fs/smb/server/server.h\n+++ b/fs/smb/server/server.h\n@@ -35,6 +35,7 @@ struct ksmbd_server_config {\n \tshort\t\t\tmin_protocol;\n \tshort\t\t\tmax_protocol;\n \tunsigned short\t\ttcp_port;\n+\tunsigned short\t\tquic_port;\n \tunsigned short\t\tipc_timeout;\n \tunsigned long\t\tipc_last_active;\n \tunsigned long\t\tdeadtime;\ndiff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c\nindex 1f579ef0e9d6..6f82f6bd378a 100644\n--- a/fs/smb/server/smb2pdu.c\n+++ b/fs/smb/server/smb2pdu.c\n@@ -31,6 +31,7 @@\n \n #include \"server.h\"\n #include \"smb_common.h\"\n+#include \"interface.h\"\n #include \"../common/smb2status.h\"\n #include \"ksmbd_work.h\"\n #include \"mgmt/user_config.h\"\ndiff --git a/fs/smb/server/transport_ipc.c b/fs/smb/server/transport_ipc.c\nindex 6ccfb1cf8ed7..d14f282f3337 100644\n--- a/fs/smb/server/transport_ipc.c\n+++ b/fs/smb/server/transport_ipc.c\n@@ -315,6 +315,7 @@ static int ipc_server_config_on_startup(struct ksmbd_startup_request *req)\n \tserver_conf.flags = req->flags;\n \tserver_conf.signing = req->signing;\n \tserver_conf.tcp_port = req->tcp_port;\n+\tserver_conf.quic_port = 443; /* MS-SMB2 1.9 */\n \tserver_conf.ipc_timeout = req->ipc_timeout * HZ;\n \tif (check_mul_overflow(req->deadtime, SMB_ECHO_INTERVAL,\n \t\t\t\t\t&server_conf.deadtime)) {\ndiff --git a/fs/smb/server/transport_quic.c b/fs/smb/server/transport_quic.c\nnew file mode 100644\nindex 000000000000..84067225c1d3\n--- /dev/null\n+++ b/fs/smb/server/transport_quic.c\n@@ -0,0 +1,327 @@\n+// SPDX-License-Identifier: GPL-2.0-or-later\n+/*\n+ * Copyright (C) 2026, SUSE LLC\n+ *\n+ * Author: Henrique Carvalho <henrique.carvalho@suse.com>\n+ */\n+\n+#include <linux/freezer.h>\n+#include <linux/socket.h>\n+#include <linux/quic.h>\n+#include <linux/key.h>\n+#include <net/handshake.h>\n+#include <keys/asymmetric-type.h>\n+\n+#include \"smb_common.h\"\n+#include \"server.h\"\n+#include \"auth.h\"\n+#include \"connection.h\"\n+#include \"transport.h\"\n+#include \"glob.h\"\n+#include \"transport_quic.h\"\n+#include \"interface.h\"\n+\n+struct quic_transport {\n+\tstruct ksmbd_transport\t\ttransport;\n+\tstruct socket\t\t\t*sock;\n+};\n+\n+static const struct ksmbd_transport_ops ksmbd_quic_transport_ops;\n+\n+#define QUIC_TRANS(t)\t((struct quic_transport *)container_of(t, struct quic_transport, transport))\n+\n+static inline void ksmbd_quic_reuseaddr(struct socket *sock)\n+{\n+\tsock_set_reuseaddr(sock->sk);\n+}\n+\n+static void ksmbd_quic_disconnect(struct ksmbd_transport *kt)\n+{\n+\tstruct quic_transport *t = QUIC_TRANS(kt);\n+\n+\tkernel_sock_shutdown(t->sock, SHUT_RDWR);\n+\tksmbd_conn_free(KSMBD_TRANS(t)->conn);\n+\tif (server_conf.max_connections)\n+\t\tatomic_dec(&active_num_conn);\n+}\n+\n+static void ksmbd_quic_close_client_sk(struct socket *client_sk)\n+{\n+\tif (client_sk->file)\n+\t\tfput(client_sk->file);\n+\telse\n+\t\tsock_release(client_sk);\n+}\n+\n+static struct quic_transport *ksmbd_quic_alloc(void)\n+{\n+\tstruct quic_transport *t;\n+\n+\tt = kzalloc_obj(*t, KSMBD_DEFAULT_GFP);\n+\tif (!t)\n+\t\treturn NULL;\n+\n+\tKSMBD_TRANS(t)->ops = &ksmbd_quic_transport_ops;\n+\treturn t;\n+}\n+\n+static void ksmbd_quic_free(struct ksmbd_transport *kt)\n+{\n+\tstruct quic_transport *t = QUIC_TRANS(kt);\n+\n+\tksmbd_quic_close_client_sk(t->sock);\n+\tkfree(kt->io.iov); /* TODO (transport.c): move to ksmbd_conn_free */\n+\tkfree(t);\n+}\n+\n+/**\n+ * ksmbd_quic_new_connection() - create a new quic session on mount\n+ * @client_sk:\tsocket associated with new connection\n+ *\n+ * whenever a new connection is requested, create a conn thread\n+ * (session thread) to handle new incoming smb requests from the connection\n+ *\n+ * Return:\t0 on success, otherwise error\n+ */\n+static int ksmbd_quic_new_connection(struct socket *client_sk)\n+{\n+\tint rc;\n+\tstruct quic_transport *t;\n+\n+\tt = ksmbd_quic_alloc();\n+\tif (!t) {\n+\t\tksmbd_quic_close_client_sk(client_sk);\n+\t\treturn -ENOMEM;\n+\t}\n+\n+\tt->sock = client_sk;\n+\n+\trc = ksmbd_transport_alloc_conn(KSMBD_TRANS(t), client_sk);\n+\tif (rc) {\n+\t\tif (KSMBD_TRANS(t)->conn) {\n+\t\t\t/*\n+\t\t\t * conn was allocated and hashed but the handler\n+\t\t\t * thread failed; tear down via the conn refcount\n+\t\t\t * path which also calls ->free_transport().\n+\t\t\t */\n+\t\t\tksmbd_quic_disconnect(KSMBD_TRANS(t));\n+\t\t} else {\n+\t\t\tksmbd_quic_close_client_sk(client_sk);\n+\t\t\tkfree(t);\n+\t\t}\n+\t}\n+\n+\treturn rc;\n+}\n+\n+static void ksmbd_tls_done(void *data, int status, key_serial_t peerid)\n+{\n+\tstruct smb_tls *kstls = (struct smb_tls *)data;\n+\n+\tkstls->status = status;\n+\tkstls->peerid = peerid;\n+\n+\tcomplete(&kstls->handshake_done);\n+}\n+\n+static struct smb_tls *ksmbd_tls_init(void)\n+{\n+\tstruct smb_tls *kstls;\n+\tconst unsigned int timeout_ms = 5000;\n+\n+\tkstls = kzalloc_obj(*kstls, KSMBD_DEFAULT_GFP);\n+\tif (!kstls)\n+\t\treturn ERR_PTR(-ENOMEM);\n+\n+\tkstls->status = 0;\n+\n+\tkstls->args.ta_done = ksmbd_tls_done;\n+\tkstls->args.ta_data = kstls;\n+\tkstls->args.ta_timeout_ms = timeout_ms;\n+\n+\tinit_completion(&kstls->handshake_done);\n+\n+\treturn kstls;\n+}\n+\n+static void ksmbd_tls_reinit(struct smb_tls *kstls, struct socket *client_sk)\n+{\n+\tkstls->status = 0;\n+\tkstls->peerid = TLS_NO_PEERID;\n+\tkstls->args.ta_sock = client_sk;\n+\treinit_completion(&kstls->handshake_done);\n+}\n+\n+static void ksmbd_tls_free(struct smb_tls **kstls)\n+{\n+\tkfree_sensitive(*kstls);\n+\t*kstls = NULL;\n+}\n+\n+/**\n+ * ksmbd_quic_kthread_fn() - listen to new SMB QUIC connections and callback server\n+ * @p:\t\targuments to forker thread\n+ *\n+ * Return:\t0 on success, error number otherwise\n+ */\n+static int ksmbd_quic_kthread_fn(void *p)\n+{\n+\tstruct socket *client_sk = NULL;\n+\tstruct interface *iface = (struct interface *)p;\n+\tstruct smb_tls *ksmbd_tls;\n+\tint ret;\n+\n+\tksmbd_tls = ksmbd_tls_init();\n+\tif (IS_ERR(ksmbd_tls))\n+\t\treturn PTR_ERR(ksmbd_tls);\n+\n+\twhile (!kthread_should_stop()) {\n+\t\tstruct file *filp;\n+\n+\t\tif (!iface->ksmbd_quic_socket)\n+\t\t\tbreak;\n+\n+\t\tret = kernel_accept(iface->ksmbd_quic_socket, &client_sk, 0);\n+\t\tif (ret == -EINVAL)\n+\t\t\tbreak;\n+\t\tif (ret)\n+\t\t\tcontinue;\n+\n+\t\tret = quic_do_setsockopt(client_sk->sk,\n+\t\t\t\t\t QUIC_SOCKOPT_ALPN,\n+\t\t\t\t\t KERNEL_SOCKPTR(\"smb\"),\n+\t\t\t\t\t 3);\n+\t\tif (ret < 0) {\n+\t\t\tksmbd_debug(CONN, \"Failed to set QUIC_SOCKOPT_ALPN: %d\\n\", ret);\n+\t\t\tksmbd_quic_close_client_sk(client_sk);\n+\t\t\tcontinue;\n+\t\t}\n+\n+\t\tfilp = sock_alloc_file(client_sk, 0, NULL);\n+\t\tif (IS_ERR(filp)) {\n+\t\t\tksmbd_debug(CONN, \"Socket file allocation failed: %ld\", PTR_ERR(filp));\n+\t\t\tksmbd_quic_close_client_sk(client_sk);\n+\t\t\tcontinue;\n+\t\t}\n+\n+\t\tksmbd_tls_reinit(ksmbd_tls, client_sk);\n+\n+\t\tret = tls_server_hello_x509(&ksmbd_tls->args, KSMBD_DEFAULT_GFP);\n+\t\tif (ret < 0) {\n+\t\t\tksmbd_debug(CONN, \"Handshake failed: %d\", ret);\n+\t\t\tksmbd_quic_close_client_sk(client_sk);\n+\t\t\tcontinue;\n+\t\t}\n+\n+\t\tret = wait_for_completion_interruptible(&ksmbd_tls->handshake_done);\n+\t\tif (ret < 0) {\n+\t\t\ttls_handshake_cancel(client_sk->sk);\n+\t\t\tksmbd_quic_close_client_sk(client_sk);\n+\t\t\tksmbd_debug(CONN, \"Handshake failed: %d\", ret);\n+\t\t\tcontinue;\n+\t\t}\n+\t\tif (ksmbd_tls->status) {\n+\t\t\tksmbd_quic_close_client_sk(client_sk);\n+\t\t\tksmbd_debug(CONN, \"Handshake failed: %d\", ksmbd_tls->status);\n+\t\t\tcontinue;\n+\t\t}\n+\t\tksmbd_debug(CONN, \"Handshake successful\");\n+\n+\t\tif (ksmbd_check_max_ip_conns(client_sk)) {\n+\t\t\tksmbd_quic_close_client_sk(client_sk);\n+\t\t\tcontinue;\n+\t\t}\n+\n+\t\tif (ksmbd_check_max_conns()) {\n+\t\t\tksmbd_quic_close_client_sk(client_sk);\n+\t\t\tcontinue;\n+\t\t}\n+\n+\t\tksmbd_debug(CONN, \"connect success: accepted new connection\\n\");\n+\t\tclient_sk->sk->sk_rcvtimeo = KSMBD_QUIC_RECV_TIMEOUT;\n+\t\tclient_sk->sk->sk_sndtimeo = KSMBD_QUIC_SEND_TIMEOUT;\n+\n+\t\tksmbd_quic_new_connection(client_sk);\n+\t}\n+\n+\tksmbd_tls_free(&ksmbd_tls);\n+\n+\tksmbd_debug(CONN, \"releasing socket\\n\");\n+\treturn 0;\n+}\n+\n+/**\n+ * ksmbd_quic_read() - read data from socket in given buffer\n+ * @t:\t\ttransport instance\n+ * @buf:\tbuffer to store read data from socket\n+ * @to_read:\tnumber of bytes to read from socket\n+ * @max_retries: number of retries if reading from socket fails\n+ *\n+ * Return:\ton success return number of bytes read from socket,\n+ *\t\totherwise return error number\n+ */\n+static int ksmbd_quic_readv(struct ksmbd_transport *t, char *buf,\n+\t\t\t unsigned int to_read, int max_retries)\n+{\n+\tstruct kvec iov;\n+\n+\tiov.iov_base = buf;\n+\tiov.iov_len = to_read;\n+\n+\treturn ksmbd_readv(t, QUIC_TRANS(t)->sock, &iov, 1, to_read, max_retries);\n+}\n+\n+static int ksmbd_quic_writev(struct ksmbd_transport *t, struct kvec *iov,\n+\t\t\t int nvecs, int size, bool need_invalidate,\n+\t\t\t unsigned int remote_key)\n+\n+{\n+\tint err = -EOPNOTSUPP;\n+#if IS_ENABLED(CONFIG_IP_QUIC)\n+\tstruct msghdr ksmbd_msg = {.msg_flags = MSG_NOSIGNAL};\n+\n+\terr = kernel_sendmsg(QUIC_TRANS(t)->sock, &ksmbd_msg, iov, nvecs, size);\n+#endif\n+\treturn err;\n+}\n+\n+void ksmbd_quic_destroy_socket(struct socket *ksmbd_socket)\n+{\n+\tksmbd_destroy_socket(ksmbd_socket);\n+}\n+\n+int ksmbd_quic_create_socket(struct interface *iface)\n+{\n+#if IS_ENABLED(CONFIG_IP_QUIC)\n+\tstruct task_struct *kthread;\n+\tstruct socket *ksmbd_socket;\n+\tint ret;\n+\n+\tksmbd_socket = ksmbd_create_socket(iface, SOCK_DGRAM, IPPROTO_QUIC,\n+\t\t\t\t\t server_conf.quic_port);\n+\tif (IS_ERR(ksmbd_socket))\n+\t\treturn PTR_ERR(ksmbd_socket);\n+\n+\tksmbd_quic_reuseaddr(ksmbd_socket);\n+\n+\tkthread = ksmbd_interface_run_kthread(iface, ksmbd_quic_kthread_fn, \"quic\");\n+\tif (IS_ERR(kthread)) {\n+\t\tret = PTR_ERR(kthread);\n+\t\tpr_err(\"Can't start ksmbd main kthread for quic: %d\\n\", ret);\n+\t\tksmbd_destroy_socket(ksmbd_socket);\n+\t\treturn ret;\n+\t}\n+\n+\tiface->ksmbd_quic_socket = ksmbd_socket;\n+\tiface->ksmbd_quic_kthread = kthread;\n+\tiface->state = IFACE_STATE_CONFIGURED;\n+#endif /* CONFIG_IP_QUIC */\n+\treturn 0;\n+}\n+\n+static const struct ksmbd_transport_ops ksmbd_quic_transport_ops = {\n+\t.read\t\t= ksmbd_quic_readv,\n+\t.writev\t\t= ksmbd_quic_writev,\n+\t.disconnect\t= ksmbd_quic_disconnect,\n+\t.free_transport = ksmbd_quic_free,\n+};\ndiff --git a/fs/smb/server/transport_quic.h b/fs/smb/server/transport_quic.h\nnew file mode 100644\nindex 000000000000..5c62c45affc4\n--- /dev/null\n+++ b/fs/smb/server/transport_quic.h\n@@ -0,0 +1,20 @@\n+/* SPDX-License-Identifier: GPL-2.0-or-later */\n+/*\n+ * Copyright (C) 2026, SUSE LLC.\n+ */\n+\n+#ifndef __KSMBD_TRANSPORT_QUIC_H__\n+#define __KSMBD_TRANSPORT_QUIC_H__\n+\n+#include \"interface.h\"\n+\n+#define KSMBD_QUIC_RECV_TIMEOUT\t(7 * HZ)\n+#define KSMBD_QUIC_SEND_TIMEOUT\t(5 * HZ)\n+\n+int ksmbd_quic_init(void);\n+void ksmbd_quic_destroy(void);\n+int ksmbd_quic_create_socket(struct interface *iface);\n+void ksmbd_quic_destroy_socket(struct socket *ksmbd_socket);\n+void ksmbd_quic_stop_kthread(struct task_struct *kthread);\n+\n+#endif /* __KSMBD_TRANSPORT_QUIC_H__ */\n", "prefixes": [ "v2", "08/11" ] }