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-rw-r--r--include/linux/exportfs.h1
-rw-r--r--include/linux/lockd/lockd.h29
-rw-r--r--include/linux/nfs.h20
-rw-r--r--include/linux/sunrpc/cache.h15
-rw-r--r--include/linux/sunrpc/svc.h16
-rw-r--r--include/linux/sunrpc/svc_xprt.h5
-rw-r--r--include/linux/sunrpc/svcsock.h4
-rw-r--r--include/net/tls.h2
-rw-r--r--include/trace/events/sunrpc.h41
-rw-r--r--include/uapi/linux/nfsd/export.h13
10 files changed, 109 insertions, 37 deletions
diff --git a/include/linux/exportfs.h b/include/linux/exportfs.h
index 601700fedc91..9edb29101ec8 100644
--- a/include/linux/exportfs.h
+++ b/include/linux/exportfs.h
@@ -220,6 +220,7 @@ struct export_operations {
#define EXPORT_OP_NOATOMIC_ATTR (0x10) /* Filesystem cannot supply
atomic attribute updates
*/
+#define EXPORT_OP_FLUSH_ON_CLOSE (0x20) /* fs flushes file data on close */
unsigned long flags;
};
diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index 0168ac9fdda8..f42594a9efe0 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -99,21 +99,11 @@ struct nsm_handle {
/*
* Rigorous type checking on sockaddr type conversions
*/
-static inline struct sockaddr_in *nlm_addr_in(const struct nlm_host *host)
-{
- return (struct sockaddr_in *)&host->h_addr;
-}
-
static inline struct sockaddr *nlm_addr(const struct nlm_host *host)
{
return (struct sockaddr *)&host->h_addr;
}
-static inline struct sockaddr_in *nlm_srcaddr_in(const struct nlm_host *host)
-{
- return (struct sockaddr_in *)&host->h_srcaddr;
-}
-
static inline struct sockaddr *nlm_srcaddr(const struct nlm_host *host)
{
return (struct sockaddr *)&host->h_srcaddr;
@@ -131,7 +121,16 @@ struct nlm_lockowner {
uint32_t pid;
};
-struct nlm_wait;
+/*
+ * This is the representation of a blocked client lock.
+ */
+struct nlm_wait {
+ struct list_head b_list; /* linked list */
+ wait_queue_head_t b_wait; /* where to wait on */
+ struct nlm_host *b_host;
+ struct file_lock *b_lock; /* local file lock */
+ __be32 b_status; /* grant callback status */
+};
/*
* Memory chunk for NLM client RPC request.
@@ -212,9 +211,11 @@ struct nlm_rqst * nlm_alloc_call(struct nlm_host *host);
int nlm_async_call(struct nlm_rqst *, u32, const struct rpc_call_ops *);
int nlm_async_reply(struct nlm_rqst *, u32, const struct rpc_call_ops *);
void nlmclnt_release_call(struct nlm_rqst *);
-struct nlm_wait * nlmclnt_prepare_block(struct nlm_host *host, struct file_lock *fl);
-void nlmclnt_finish_block(struct nlm_wait *block);
-int nlmclnt_block(struct nlm_wait *block, struct nlm_rqst *req, long timeout);
+void nlmclnt_prepare_block(struct nlm_wait *block, struct nlm_host *host,
+ struct file_lock *fl);
+void nlmclnt_queue_block(struct nlm_wait *block);
+__be32 nlmclnt_dequeue_block(struct nlm_wait *block);
+int nlmclnt_wait(struct nlm_wait *block, struct nlm_rqst *req, long timeout);
__be32 nlmclnt_grant(const struct sockaddr *addr,
const struct nlm_lock *lock);
void nlmclnt_recovery(struct nlm_host *);
diff --git a/include/linux/nfs.h b/include/linux/nfs.h
index b06375e88e58..ceb70a926b95 100644
--- a/include/linux/nfs.h
+++ b/include/linux/nfs.h
@@ -10,6 +10,7 @@
#include <linux/sunrpc/msg_prot.h>
#include <linux/string.h>
+#include <linux/crc32.h>
#include <uapi/linux/nfs.h>
/*
@@ -44,4 +45,23 @@ enum nfs3_stable_how {
/* used by direct.c to mark verf as invalid */
NFS_INVALID_STABLE_HOW = -1
};
+
+#ifdef CONFIG_CRC32
+/**
+ * nfs_fhandle_hash - calculate the crc32 hash for the filehandle
+ * @fh - pointer to filehandle
+ *
+ * returns a crc32 hash for the filehandle that is compatible with
+ * the one displayed by "wireshark".
+ */
+static inline u32 nfs_fhandle_hash(const struct nfs_fh *fh)
+{
+ return ~crc32_le(0xFFFFFFFF, &fh->data[0], fh->size);
+}
+#else /* CONFIG_CRC32 */
+static inline u32 nfs_fhandle_hash(const struct nfs_fh *fh)
+{
+ return 0;
+}
+#endif /* CONFIG_CRC32 */
#endif /* _LINUX_NFS_H */
diff --git a/include/linux/sunrpc/cache.h b/include/linux/sunrpc/cache.h
index ec5a555df96f..518bd28f5ab8 100644
--- a/include/linux/sunrpc/cache.h
+++ b/include/linux/sunrpc/cache.h
@@ -300,17 +300,18 @@ static inline int get_time(char **bpp, time64_t *time)
return 0;
}
-static inline time64_t get_expiry(char **bpp)
+static inline int get_expiry(char **bpp, time64_t *rvp)
{
- time64_t rv;
+ int error;
struct timespec64 boot;
- if (get_time(bpp, &rv))
- return 0;
- if (rv < 0)
- return 0;
+ error = get_time(bpp, rvp);
+ if (error)
+ return error;
+
getboottime64(&boot);
- return rv - boot.tv_sec;
+ (*rvp) -= boot.tv_sec;
+ return 0;
}
#endif /* _LINUX_SUNRPC_CACHE_H_ */
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 877891536c2f..762d7231e574 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -309,17 +309,6 @@ static inline struct sockaddr *svc_daddr(const struct svc_rqst *rqst)
return (struct sockaddr *) &rqst->rq_daddr;
}
-static inline void svc_free_res_pages(struct svc_rqst *rqstp)
-{
- while (rqstp->rq_next_page != rqstp->rq_respages) {
- struct page **pp = --rqstp->rq_next_page;
- if (*pp) {
- put_page(*pp);
- *pp = NULL;
- }
- }
-}
-
struct svc_deferred_req {
u32 prot; /* protocol (UDP or TCP) */
struct svc_xprt *xprt;
@@ -422,15 +411,16 @@ struct svc_serv *svc_create(struct svc_program *, unsigned int,
int (*threadfn)(void *data));
struct svc_rqst *svc_rqst_alloc(struct svc_serv *serv,
struct svc_pool *pool, int node);
-void svc_rqst_replace_page(struct svc_rqst *rqstp,
+bool svc_rqst_replace_page(struct svc_rqst *rqstp,
struct page *page);
+void svc_rqst_release_pages(struct svc_rqst *rqstp);
void svc_rqst_free(struct svc_rqst *);
void svc_exit_thread(struct svc_rqst *);
struct svc_serv * svc_create_pooled(struct svc_program *, unsigned int,
int (*threadfn)(void *data));
int svc_set_num_threads(struct svc_serv *, struct svc_pool *, int);
int svc_pool_stats_open(struct svc_serv *serv, struct file *file);
-int svc_process(struct svc_rqst *);
+void svc_process(struct svc_rqst *rqstp);
int bc_svc_process(struct svc_serv *, struct rpc_rqst *,
struct svc_rqst *);
int svc_register(const struct svc_serv *, struct net *, const int,
diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h
index 775368802762..867479204840 100644
--- a/include/linux/sunrpc/svc_xprt.h
+++ b/include/linux/sunrpc/svc_xprt.h
@@ -27,7 +27,7 @@ struct svc_xprt_ops {
void (*xpo_detach)(struct svc_xprt *);
void (*xpo_free)(struct svc_xprt *);
void (*xpo_kill_temp_xprt)(struct svc_xprt *);
- void (*xpo_start_tls)(struct svc_xprt *);
+ void (*xpo_handshake)(struct svc_xprt *xprt);
};
struct svc_xprt_class {
@@ -70,6 +70,9 @@ struct svc_xprt {
#define XPT_LOCAL 12 /* connection from loopback interface */
#define XPT_KILL_TEMP 13 /* call xpo_kill_temp_xprt before closing */
#define XPT_CONG_CTRL 14 /* has congestion control */
+#define XPT_HANDSHAKE 15 /* xprt requests a handshake */
+#define XPT_TLS_SESSION 16 /* transport-layer security established */
+#define XPT_PEER_AUTH 17 /* peer has been authenticated */
struct svc_serv *xpt_server; /* service for transport */
atomic_t xpt_reserved; /* space on outq that is rsvd */
diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h
index bcc555c7ae9c..d16ae621782c 100644
--- a/include/linux/sunrpc/svcsock.h
+++ b/include/linux/sunrpc/svcsock.h
@@ -38,6 +38,8 @@ struct svc_sock {
/* Number of queued send requests */
atomic_t sk_sendqlen;
+ struct completion sk_handshake_done;
+
struct page * sk_pages[RPCSVC_MAXPAGES]; /* received data */
};
@@ -56,7 +58,7 @@ static inline u32 svc_sock_final_rec(struct svc_sock *svsk)
*/
void svc_close_net(struct svc_serv *, struct net *);
int svc_recv(struct svc_rqst *, long);
-int svc_send(struct svc_rqst *);
+void svc_send(struct svc_rqst *rqstp);
void svc_drop(struct svc_rqst *);
void svc_sock_update_bufs(struct svc_serv *serv);
bool svc_alien_sock(struct net *net, int fd);
diff --git a/include/net/tls.h b/include/net/tls.h
index 154949c7b0c8..6056ce5a2aa5 100644
--- a/include/net/tls.h
+++ b/include/net/tls.h
@@ -69,6 +69,8 @@ extern const struct tls_cipher_size_desc tls_cipher_size_desc[];
#define TLS_CRYPTO_INFO_READY(info) ((info)->cipher_type)
+#define TLS_RECORD_TYPE_ALERT 0x15
+#define TLS_RECORD_TYPE_HANDSHAKE 0x16
#define TLS_RECORD_TYPE_DATA 0x17
#define TLS_AAD_SPACE_SIZE 13
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index 3ca54536f8f7..31bc7025cb44 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -1790,6 +1790,31 @@ DEFINE_EVENT(svc_rqst_status, svc_send,
TP_PROTO(const struct svc_rqst *rqst, int status),
TP_ARGS(rqst, status));
+TRACE_EVENT(svc_replace_page_err,
+ TP_PROTO(const struct svc_rqst *rqst),
+
+ TP_ARGS(rqst),
+ TP_STRUCT__entry(
+ SVC_RQST_ENDPOINT_FIELDS(rqst)
+
+ __field(const void *, begin)
+ __field(const void *, respages)
+ __field(const void *, nextpage)
+ ),
+
+ TP_fast_assign(
+ SVC_RQST_ENDPOINT_ASSIGNMENTS(rqst);
+
+ __entry->begin = rqst->rq_pages;
+ __entry->respages = rqst->rq_respages;
+ __entry->nextpage = rqst->rq_next_page;
+ ),
+
+ TP_printk(SVC_RQST_ENDPOINT_FORMAT " begin=%p respages=%p nextpage=%p",
+ SVC_RQST_ENDPOINT_VARARGS,
+ __entry->begin, __entry->respages, __entry->nextpage)
+);
+
TRACE_EVENT(svc_stats_latency,
TP_PROTO(
const struct svc_rqst *rqst
@@ -1832,7 +1857,10 @@ TRACE_EVENT(svc_stats_latency,
{ BIT(XPT_CACHE_AUTH), "CACHE_AUTH" }, \
{ BIT(XPT_LOCAL), "LOCAL" }, \
{ BIT(XPT_KILL_TEMP), "KILL_TEMP" }, \
- { BIT(XPT_CONG_CTRL), "CONG_CTRL" })
+ { BIT(XPT_CONG_CTRL), "CONG_CTRL" }, \
+ { BIT(XPT_HANDSHAKE), "HANDSHAKE" }, \
+ { BIT(XPT_TLS_SESSION), "TLS_SESSION" }, \
+ { BIT(XPT_PEER_AUTH), "PEER_AUTH" })
TRACE_EVENT(svc_xprt_create_err,
TP_PROTO(
@@ -1965,6 +1993,17 @@ DEFINE_SVC_XPRT_EVENT(close);
DEFINE_SVC_XPRT_EVENT(detach);
DEFINE_SVC_XPRT_EVENT(free);
+#define DEFINE_SVC_TLS_EVENT(name) \
+ DEFINE_EVENT(svc_xprt_event, svc_tls_##name, \
+ TP_PROTO(const struct svc_xprt *xprt), \
+ TP_ARGS(xprt))
+
+DEFINE_SVC_TLS_EVENT(start);
+DEFINE_SVC_TLS_EVENT(upcall);
+DEFINE_SVC_TLS_EVENT(unavailable);
+DEFINE_SVC_TLS_EVENT(not_started);
+DEFINE_SVC_TLS_EVENT(timed_out);
+
TRACE_EVENT(svc_xprt_accept,
TP_PROTO(
const struct svc_xprt *xprt,
diff --git a/include/uapi/linux/nfsd/export.h b/include/uapi/linux/nfsd/export.h
index 2124ba904779..a73ca3703abb 100644
--- a/include/uapi/linux/nfsd/export.h
+++ b/include/uapi/linux/nfsd/export.h
@@ -62,5 +62,18 @@
| NFSEXP_ALLSQUASH \
| NFSEXP_INSECURE_PORT)
+/*
+ * Transport layer security policies that are permitted to access
+ * an export
+ */
+#define NFSEXP_XPRTSEC_NONE 0x0001
+#define NFSEXP_XPRTSEC_TLS 0x0002
+#define NFSEXP_XPRTSEC_MTLS 0x0004
+
+#define NFSEXP_XPRTSEC_NUM (3)
+
+#define NFSEXP_XPRTSEC_ALL (NFSEXP_XPRTSEC_NONE | \
+ NFSEXP_XPRTSEC_TLS | \
+ NFSEXP_XPRTSEC_MTLS)
#endif /* _UAPINFSD_EXPORT_H */
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