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NFSv4: Reintroduce machine creds

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We need to try to ensure that we always use the same credentials whenever
we re-establish the clientid on the server. If not, the server won't
recognise that we're the same client, and so may not allow us to recover
state.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2008-04-07 20:50:11 -04:00
parent 78ea323be6
commit 7c67db3a8a
6 changed files with 47 additions and 3 deletions
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2
include/linux/sunrpc/auth.h
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@ -26,6 +26,7 @@ struct auth_cred {
uid_t uid;
gid_t gid;
struct group_info *group_info;
unsigned char machine_cred : 1;
};
/*
@ -130,6 +131,7 @@ void __exit rpcauth_remove_module(void);
void __exit rpc_destroy_generic_auth(void);
struct rpc_cred * rpc_lookup_cred(void);
struct rpc_cred * rpc_lookup_machine_cred(void);
int rpcauth_register(const struct rpc_authops *);
int rpcauth_unregister(const struct rpc_authops *);
struct rpc_auth * rpcauth_create(rpc_authflavor_t, struct rpc_clnt *);