Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index a0831e9..570a60c 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -51,7 +51,7 @@
struct nfs_access_entry {
struct rb_node rb_node;
struct list_head lru;
- struct rpc_cred * cred;
+ const struct cred * cred;
__u32 mask;
struct rcu_head rcu_head;
};
@@ -62,6 +62,7 @@
struct nfs_open_context *open_context;
fl_owner_t lockowner;
atomic_t io_count;
+ struct rcu_head rcu_head;
};
struct nfs4_state;
@@ -69,12 +70,12 @@
struct nfs_lock_context lock_context;
fl_owner_t flock_owner;
struct dentry *dentry;
- struct rpc_cred *cred;
+ const struct cred *cred;
+ struct rpc_cred *ll_cred; /* low-level cred - use to check for expiry */
struct nfs4_state *state;
fmode_t mode;
unsigned long flags;
-#define NFS_CONTEXT_ERROR_WRITE (0)
#define NFS_CONTEXT_RESEND_WRITES (1)
#define NFS_CONTEXT_BAD (2)
#define NFS_CONTEXT_UNLOCK (3)
@@ -82,11 +83,12 @@
struct list_head list;
struct nfs4_threshold *mdsthreshold;
+ struct rcu_head rcu_head;
};
struct nfs_open_dir_context {
struct list_head list;
- struct rpc_cred *cred;
+ const struct cred *cred;
unsigned long attr_gencount;
__u64 dir_cookie;
__u64 dup_cookie;
@@ -221,6 +223,8 @@
#define NFS_INO_INVALID_MTIME BIT(10) /* cached mtime is invalid */
#define NFS_INO_INVALID_SIZE BIT(11) /* cached size is invalid */
#define NFS_INO_INVALID_OTHER BIT(12) /* other attrs are invalid */
+#define NFS_INO_DATA_INVAL_DEFER \
+ BIT(13) /* Deferred cache invalidation */
#define NFS_INO_INVALID_ATTR (NFS_INO_INVALID_CHANGE \
| NFS_INO_INVALID_CTIME \
@@ -388,7 +392,7 @@
struct nfs4_label *label);
extern struct nfs_open_context *get_nfs_open_context(struct nfs_open_context *ctx);
extern void put_nfs_open_context(struct nfs_open_context *ctx);
-extern struct nfs_open_context *nfs_find_open_context(struct inode *inode, struct rpc_cred *cred, fmode_t mode);
+extern struct nfs_open_context *nfs_find_open_context(struct inode *inode, const struct cred *cred, fmode_t mode);
extern struct nfs_open_context *alloc_nfs_open_context(struct dentry *dentry, fmode_t f_mode, struct file *filp);
extern void nfs_inode_attach_open_context(struct nfs_open_context *ctx);
extern void nfs_file_set_open_context(struct file *filp, struct nfs_open_context *ctx);
@@ -459,7 +463,7 @@
return filp->private_data;
}
-static inline struct rpc_cred *nfs_file_cred(struct file *file)
+static inline const struct cred *nfs_file_cred(struct file *file)
{
if (file != NULL) {
struct nfs_open_context *ctx =
@@ -486,9 +490,12 @@
extern const struct dentry_operations nfs_dentry_operations;
extern void nfs_force_lookup_revalidate(struct inode *dir);
+extern struct dentry *nfs_add_or_obtain(struct dentry *dentry,
+ struct nfs_fh *fh, struct nfs_fattr *fattr,
+ struct nfs4_label *label);
extern int nfs_instantiate(struct dentry *dentry, struct nfs_fh *fh,
struct nfs_fattr *fattr, struct nfs4_label *label);
-extern int nfs_may_open(struct inode *inode, struct rpc_cred *cred, int openflags);
+extern int nfs_may_open(struct inode *inode, const struct cred *cred, int openflags);
extern void nfs_access_zap_cache(struct inode *inode);
/*