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authorJeff Layton <jlayton@poochiereds.net>2016-04-21 20:51:54 -0400
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2016-05-09 09:05:40 -0400
commit3c6e0bc8a14cfc8e1d4ab87f46f77b070c815bf1 (patch)
tree77b3bdbc71d4b2d71518112dd95bf5328ff8843e
parent06ef26a0e35199cc0445d7d5708533a12af8ff5b (diff)
downloadlinux-3c6e0bc8a14cfc8e1d4ab87f46f77b070c815bf1.tar.bz2
sunrpc: plumb gfp_t parm into crcreate operation
We need to be able to call the generic_cred creator from different contexts. Add a gfp_t parm to the crcreate operation and to rpcauth_lookup_credcache. For now, we just push the gfp_t parms up one level to the *_lookup_cred functions. Signed-off-by: Jeff Layton <jeff.layton@primarydata.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
-rw-r--r--include/linux/sunrpc/auth.h4
-rw-r--r--net/sunrpc/auth.c4
-rw-r--r--net/sunrpc/auth_generic.c6
-rw-r--r--net/sunrpc/auth_gss/auth_gss.c6
-rw-r--r--net/sunrpc/auth_unix.c6
5 files changed, 13 insertions, 13 deletions
diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h
index 6a241a277249..3b616aa7e4d2 100644
--- a/include/linux/sunrpc/auth.h
+++ b/include/linux/sunrpc/auth.h
@@ -127,7 +127,7 @@ struct rpc_authops {
void (*destroy)(struct rpc_auth *);
struct rpc_cred * (*lookup_cred)(struct rpc_auth *, struct auth_cred *, int);
- struct rpc_cred * (*crcreate)(struct rpc_auth*, struct auth_cred *, int);
+ struct rpc_cred * (*crcreate)(struct rpc_auth*, struct auth_cred *, int, gfp_t);
int (*list_pseudoflavors)(rpc_authflavor_t *, int);
rpc_authflavor_t (*info2flavor)(struct rpcsec_gss_info *);
int (*flavor2info)(rpc_authflavor_t,
@@ -178,7 +178,7 @@ rpc_authflavor_t rpcauth_get_pseudoflavor(rpc_authflavor_t,
int rpcauth_get_gssinfo(rpc_authflavor_t,
struct rpcsec_gss_info *);
int rpcauth_list_flavors(rpc_authflavor_t *, int);
-struct rpc_cred * rpcauth_lookup_credcache(struct rpc_auth *, struct auth_cred *, int);
+struct rpc_cred * rpcauth_lookup_credcache(struct rpc_auth *, struct auth_cred *, int, gfp_t);
void rpcauth_init_cred(struct rpc_cred *, const struct auth_cred *, struct rpc_auth *, const struct rpc_credops *);
struct rpc_cred * rpcauth_lookupcred(struct rpc_auth *, int);
struct rpc_cred * rpcauth_generic_bind_cred(struct rpc_task *, struct rpc_cred *, int);
diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index 02f53674dc39..e0bb30fd2ed3 100644
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -543,7 +543,7 @@ rpcauth_cache_enforce_limit(void)
*/
struct rpc_cred *
rpcauth_lookup_credcache(struct rpc_auth *auth, struct auth_cred * acred,
- int flags)
+ int flags, gfp_t gfp)
{
LIST_HEAD(free);
struct rpc_cred_cache *cache = auth->au_credcache;
@@ -580,7 +580,7 @@ rpcauth_lookup_credcache(struct rpc_auth *auth, struct auth_cred * acred,
if (flags & RPCAUTH_LOOKUP_RCU)
return ERR_PTR(-ECHILD);
- new = auth->au_ops->crcreate(auth, acred, flags);
+ new = auth->au_ops->crcreate(auth, acred, flags, gfp);
if (IS_ERR(new)) {
cred = new;
goto out;
diff --git a/net/sunrpc/auth_generic.c b/net/sunrpc/auth_generic.c
index 41248b1820c7..6ed3e3df43e9 100644
--- a/net/sunrpc/auth_generic.c
+++ b/net/sunrpc/auth_generic.c
@@ -77,15 +77,15 @@ static struct rpc_cred *generic_bind_cred(struct rpc_task *task,
static struct rpc_cred *
generic_lookup_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
{
- return rpcauth_lookup_credcache(&generic_auth, acred, flags);
+ return rpcauth_lookup_credcache(&generic_auth, acred, flags, GFP_KERNEL);
}
static struct rpc_cred *
-generic_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
+generic_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags, gfp_t gfp)
{
struct generic_cred *gcred;
- gcred = kmalloc(sizeof(*gcred), GFP_KERNEL);
+ gcred = kmalloc(sizeof(*gcred), gfp);
if (gcred == NULL)
return ERR_PTR(-ENOMEM);
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index 15612ffa8d57..e64ae93d5b4f 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -1299,11 +1299,11 @@ gss_destroy_cred(struct rpc_cred *cred)
static struct rpc_cred *
gss_lookup_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
{
- return rpcauth_lookup_credcache(auth, acred, flags);
+ return rpcauth_lookup_credcache(auth, acred, flags, GFP_NOFS);
}
static struct rpc_cred *
-gss_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
+gss_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags, gfp_t gfp)
{
struct gss_auth *gss_auth = container_of(auth, struct gss_auth, rpc_auth);
struct gss_cred *cred = NULL;
@@ -1313,7 +1313,7 @@ gss_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
__func__, from_kuid(&init_user_ns, acred->uid),
auth->au_flavor);
- if (!(cred = kzalloc(sizeof(*cred), GFP_NOFS)))
+ if (!(cred = kzalloc(sizeof(*cred), gfp)))
goto out_err;
rpcauth_init_cred(&cred->gc_base, acred, auth, &gss_credops);
diff --git a/net/sunrpc/auth_unix.c b/net/sunrpc/auth_unix.c
index 0d3dd364c22f..9f65452b7cbc 100644
--- a/net/sunrpc/auth_unix.c
+++ b/net/sunrpc/auth_unix.c
@@ -52,11 +52,11 @@ unx_destroy(struct rpc_auth *auth)
static struct rpc_cred *
unx_lookup_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
{
- return rpcauth_lookup_credcache(auth, acred, flags);
+ return rpcauth_lookup_credcache(auth, acred, flags, GFP_NOFS);
}
static struct rpc_cred *
-unx_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
+unx_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags, gfp_t gfp)
{
struct unx_cred *cred;
unsigned int groups = 0;
@@ -66,7 +66,7 @@ unx_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
from_kuid(&init_user_ns, acred->uid),
from_kgid(&init_user_ns, acred->gid));
- if (!(cred = kmalloc(sizeof(*cred), GFP_NOFS)))
+ if (!(cred = kmalloc(sizeof(*cred), gfp)))
return ERR_PTR(-ENOMEM);
rpcauth_init_cred(&cred->uc_base, acred, auth, &unix_credops);