diff options
| author | James Morris <james.morris@microsoft.com> | 2018-11-12 09:07:41 -0800 |
|---|---|---|
| committer | James Morris <james.morris@microsoft.com> | 2018-11-12 09:07:41 -0800 |
| commit | 26b76320a8a550472bbb8f42257df83fcb8d8df6 (patch) | |
| tree | 8a5b569f4f070bf4971e24e7fccfe3004b8fc4ba /include/linux/sunrpc/auth.h | |
| parent | f09c296ebf407f98f4ca70892e612b54484bf663 (diff) | |
| parent | ccda4af0f4b92f7b4c308d3acc262f4a7e3affad (diff) | |
Merge tag 'v4.20-rc2' into next-general
Sync to Linux 4.20-rc2 for downstream developers.
Diffstat (limited to 'include/linux/sunrpc/auth.h')
| -rw-r--r-- | include/linux/sunrpc/auth.h | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h index 58a6765c1c5e..c4db9424b63b 100644 --- a/include/linux/sunrpc/auth.h +++ b/include/linux/sunrpc/auth.h @@ -67,7 +67,7 @@ struct rpc_cred { const struct rpc_credops *cr_ops; unsigned long cr_expire; /* when to gc */ unsigned long cr_flags; /* various flags */ - atomic_t cr_count; /* ref count */ + refcount_t cr_count; /* ref count */ kuid_t cr_uid; @@ -100,7 +100,7 @@ struct rpc_auth { * differ from the flavor in * au_ops->au_flavor in gss * case) */ - atomic_t au_count; /* Reference counter */ + refcount_t au_count; /* Reference counter */ struct rpc_cred_cache * au_credcache; /* per-flavor data */ @@ -157,6 +157,7 @@ struct rpc_credops { int (*crkey_timeout)(struct rpc_cred *); bool (*crkey_to_expire)(struct rpc_cred *); char * (*crstringify_acceptor)(struct rpc_cred *); + bool (*crneed_reencode)(struct rpc_task *); }; extern const struct rpc_authops authunix_ops; @@ -192,6 +193,7 @@ __be32 * rpcauth_marshcred(struct rpc_task *, __be32 *); __be32 * rpcauth_checkverf(struct rpc_task *, __be32 *); int rpcauth_wrap_req(struct rpc_task *task, kxdreproc_t encode, void *rqstp, __be32 *data, void *obj); int rpcauth_unwrap_resp(struct rpc_task *task, kxdrdproc_t decode, void *rqstp, __be32 *data, void *obj); +bool rpcauth_xmit_need_reencode(struct rpc_task *task); int rpcauth_refreshcred(struct rpc_task *); void rpcauth_invalcred(struct rpc_task *); int rpcauth_uptodatecred(struct rpc_task *); @@ -204,11 +206,11 @@ bool rpcauth_cred_key_to_expire(struct rpc_auth *, struct rpc_cred *); char * rpcauth_stringify_acceptor(struct rpc_cred *); static inline -struct rpc_cred * get_rpccred(struct rpc_cred *cred) +struct rpc_cred *get_rpccred(struct rpc_cred *cred) { - if (cred != NULL) - atomic_inc(&cred->cr_count); - return cred; + if (cred != NULL && refcount_inc_not_zero(&cred->cr_count)) + return cred; + return NULL; } /** @@ -224,9 +226,7 @@ struct rpc_cred * get_rpccred(struct rpc_cred *cred) static inline struct rpc_cred * get_rpccred_rcu(struct rpc_cred *cred) { - if (atomic_inc_not_zero(&cred->cr_count)) - return cred; - return NULL; + return get_rpccred(cred); } #endif /* __KERNEL__ */ |