diff options
Diffstat (limited to 'include/linux/nfs_fs.h')
| -rw-r--r-- | include/linux/nfs_fs.h | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index 6c2066caeaa..76ff54846ad 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -9,6 +9,8 @@ #ifndef _LINUX_NFS_FS_H #define _LINUX_NFS_FS_H +#include <linux/magic.h> + /* * Enable debugging support for nfs client. * Requires RPC_DEBUG. @@ -22,11 +24,6 @@ #define NFS_MAX_TCP_TIMEOUT (600*HZ) /* - * superblock magic number for NFS - */ -#define NFS_SUPER_MAGIC 0x6969 - -/* * When flushing a cluster of dirty pages, there can be different * strategies: */ @@ -42,6 +39,7 @@ #include <linux/in.h> #include <linux/mm.h> #include <linux/pagemap.h> +#include <linux/rbtree.h> #include <linux/rwsem.h> #include <linux/wait.h> @@ -69,6 +67,8 @@ * NFSv3/v4 Access mode cache entry */ struct nfs_access_entry { + struct rb_node rb_node; + struct list_head lru; unsigned long jiffies; struct rpc_cred * cred; int mask; @@ -145,7 +145,9 @@ struct nfs_inode { */ atomic_t data_updates; - struct nfs_access_entry cache_access; + struct rb_root access_cache; + struct list_head access_cache_entry_lru; + struct list_head access_cache_inode_lru; #ifdef CONFIG_NFS_V3_ACL struct posix_acl *acl_access; struct posix_acl *acl_default; @@ -199,6 +201,7 @@ struct nfs_inode { #define NFS_INO_REVALIDATING (0) /* revalidating attrs */ #define NFS_INO_ADVISE_RDPLUS (1) /* advise readdirplus */ #define NFS_INO_STALE (2) /* possible stale inode */ +#define NFS_INO_ACL_LRU_SET (3) /* Inode is on the LRU list */ static inline struct nfs_inode *NFS_I(struct inode *inode) { @@ -209,8 +212,7 @@ static inline struct nfs_inode *NFS_I(struct inode *inode) #define NFS_FH(inode) (&NFS_I(inode)->fh) #define NFS_SERVER(inode) (NFS_SB(inode->i_sb)) #define NFS_CLIENT(inode) (NFS_SERVER(inode)->client) -#define NFS_PROTO(inode) (NFS_SERVER(inode)->rpc_ops) -#define NFS_ADDR(inode) (RPC_PEERADDR(NFS_CLIENT(inode))) +#define NFS_PROTO(inode) (NFS_SERVER(inode)->nfs_client->rpc_ops) #define NFS_COOKIEVERF(inode) (NFS_I(inode)->cookieverf) #define NFS_READTIME(inode) (NFS_I(inode)->read_cache_jiffies) #define NFS_CHANGE_ATTR(inode) (NFS_I(inode)->change_attr) @@ -297,6 +299,7 @@ extern int nfs_getattr(struct vfsmount *, struct dentry *, struct kstat *); extern int nfs_permission(struct inode *, int, struct nameidata *); extern int nfs_access_get_cached(struct inode *, struct rpc_cred *, struct nfs_access_entry *); extern void nfs_access_add_cache(struct inode *, struct nfs_access_entry *); +extern void nfs_access_zap_cache(struct inode *inode); extern int nfs_open(struct inode *, struct file *); extern int nfs_release(struct inode *, struct file *); extern int nfs_attribute_timeout(struct inode *inode); @@ -312,10 +315,6 @@ extern void nfs_end_data_update(struct inode *); 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, int mode); -extern struct vfsmount *nfs_do_submount(const struct vfsmount *mnt_parent, - const struct dentry *dentry, - struct nfs_fh *fh, - struct nfs_fattr *fattr); /* linux/net/ipv4/ipconfig.c: trims ip addr off front of name, too. */ extern u32 root_nfs_parse_addr(char *name); /*__init*/ @@ -368,10 +367,12 @@ extern int nfs3_removexattr (struct dentry *, const char *name); */ extern ssize_t nfs_direct_IO(int, struct kiocb *, const struct iovec *, loff_t, unsigned long); -extern ssize_t nfs_file_direct_read(struct kiocb *iocb, char __user *buf, - size_t count, loff_t pos); -extern ssize_t nfs_file_direct_write(struct kiocb *iocb, const char __user *buf, - size_t count, loff_t pos); +extern ssize_t nfs_file_direct_read(struct kiocb *iocb, + const struct iovec *iov, unsigned long nr_segs, + loff_t pos); +extern ssize_t nfs_file_direct_write(struct kiocb *iocb, + const struct iovec *iov, unsigned long nr_segs, + loff_t pos); /* * linux/fs/nfs/dir.c @@ -579,6 +580,7 @@ extern void * nfs_root_data(void); #define NFSDBG_FILE 0x0040 #define NFSDBG_ROOT 0x0080 #define NFSDBG_CALLBACK 0x0100 +#define NFSDBG_CLIENT 0x0200 #define NFSDBG_ALL 0xFFFF #ifdef __KERNEL__ |