diff options
| author | Trond Myklebust <trond.myklebust@fys.uio.no> | 2004-08-23 12:00:15 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@fys.uio.no> | 2004-08-23 12:00:15 -0400 |
| commit | b42a8a16294c553896aac066c65afffc2d5f8889 (patch) | |
| tree | 26820b67d9a2a07a26cda872658a9be2f8251303 /include/linux | |
| parent | 7129dfe50fc73e12c72c838ba021e6470cf52f0f (diff) | |
NFSv4: More aggressive caching if we have a delegation.
Signed-off-by: Trond Myklebust <trond.myklebust@fys.uio.no>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/nfs_fs.h | 25 |
1 files changed, 3 insertions, 22 deletions
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index c186bdae7076..0ccc263aacf5 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -185,6 +185,7 @@ struct nfs_inode { /* NFSv4 state */ struct list_head open_states; struct nfs_delegation *delegation; + int delegation_state; struct rw_semaphore rwsem; #endif /* CONFIG_NFS_V4*/ @@ -294,6 +295,8 @@ extern int nfs_access_get_cached(struct inode *, struct rpc_cred *, struct nfs_a extern void nfs_access_add_cache(struct inode *, struct nfs_access_entry *); extern int nfs_open(struct inode *, struct file *); extern int nfs_release(struct inode *, struct file *); +extern int nfs_attribute_timeout(struct inode *inode); +extern int nfs_revalidate_inode(struct nfs_server *server, struct inode *inode); extern int __nfs_revalidate_inode(struct nfs_server *, struct inode *); extern int nfs_setattr(struct dentry *, struct iattr *); extern void nfs_begin_attr_update(struct inode *); @@ -446,28 +449,6 @@ extern int nfsroot_mount(struct sockaddr_in *, char *, struct nfs_fh *, * inline functions */ -static inline int nfs_attribute_timeout(struct inode *inode) -{ - struct nfs_inode *nfsi = NFS_I(inode); - - return time_after(jiffies, nfsi->read_cache_jiffies+nfsi->attrtimeo); -} - -/** - * nfs_revalidate_inode - Revalidate the inode attributes - * @server - pointer to nfs_server struct - * @inode - pointer to inode struct - * - * Updates inode attribute information by retrieving the data from the server. - */ -static inline int nfs_revalidate_inode(struct nfs_server *server, struct inode *inode) -{ - if (!(NFS_FLAGS(inode) & (NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA)) - && !nfs_attribute_timeout(inode)) - return NFS_STALE(inode) ? -ESTALE : 0; - return __nfs_revalidate_inode(server, inode); -} - static inline loff_t nfs_size_to_loff_t(__u64 size) { |