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OpenCloudOS-Kernel
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SUNRPC: Convert the auth cred cache to use refcount_t 

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2018-10-14 10:40:29 -04:00
parent 79b1818102
commit 331bc71cb1
6 changed files with 9 additions and 9 deletions
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2
include/linux/sunrpc/auth.h
View File

@ -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 */

2
net/sunrpc/auth.c
View File

@ -284,7 +284,7 @@ EXPORT_SYMBOL_GPL(rpcauth_create);
void
rpcauth_release(struct rpc_auth *auth)
{
if (!atomic_dec_and_test(&auth->au_count))
if (!refcount_dec_and_test(&auth->au_count))
return;
auth->au_ops->destroy(auth);
}

2
net/sunrpc/auth_generic.c
View File

@ -274,7 +274,7 @@ static const struct rpc_authops generic_auth_ops = {
static struct rpc_auth generic_auth = {
.au_ops = &generic_auth_ops,
.au_count = ATOMIC_INIT(0),
.au_count = REFCOUNT_INIT(1),
};
static bool generic_key_to_expire(struct rpc_cred *cred)

4
net/sunrpc/auth_gss/auth_gss.c
View File

@ -1058,7 +1058,7 @@ gss_create_new(const struct rpc_auth_create_args *args, struct rpc_clnt *clnt)
auth->au_flavor = flavor;
if (gss_pseudoflavor_to_datatouch(gss_auth->mech, flavor))
auth->au_flags |= RPCAUTH_AUTH_DATATOUCH;
atomic_set(&auth->au_count, 1);
refcount_set(&auth->au_count, 1);
kref_init(&gss_auth->kref);
err = rpcauth_init_credcache(auth);
@ -1187,7 +1187,7 @@ gss_auth_find_or_add_hashed(const struct rpc_auth_create_args *args,
if (strcmp(gss_auth->target_name, args->target_name))
continue;
}
if (!atomic_inc_not_zero(&gss_auth->rpc_auth.au_count))
if (!refcount_inc_not_zero(&gss_auth->rpc_auth.au_count))
continue;
goto out;
}

4
net/sunrpc/auth_null.c
View File

@ -21,7 +21,7 @@ static struct rpc_cred null_cred;
static struct rpc_auth *
nul_create(const struct rpc_auth_create_args *args, struct rpc_clnt *clnt)
{
atomic_inc(&null_auth.au_count);
refcount_inc(&null_auth.au_count);
return &null_auth;
}
@ -119,7 +119,7 @@ struct rpc_auth null_auth = {
.au_flags = RPCAUTH_AUTH_NO_CRKEY_TIMEOUT,
.au_ops = &authnull_ops,
.au_flavor = RPC_AUTH_NULL,
.au_count = ATOMIC_INIT(0),
.au_count = REFCOUNT_INIT(1),
};
static

4
net/sunrpc/auth_unix.c
View File

@ -34,7 +34,7 @@ unx_create(const struct rpc_auth_create_args *args, struct rpc_clnt *clnt)
{
dprintk("RPC: creating UNIX authenticator for client %p\n",
clnt);
atomic_inc(&unix_auth.au_count);
refcount_inc(&unix_auth.au_count);
return &unix_auth;
}
@ -239,7 +239,7 @@ struct rpc_auth unix_auth = {
.au_flags = RPCAUTH_AUTH_NO_CRKEY_TIMEOUT,
.au_ops = &authunix_ops,
.au_flavor = RPC_AUTH_UNIX,
.au_count = ATOMIC_INIT(0),
.au_count = REFCOUNT_INIT(1),
};
static