#include <linux/magic.h>
/* Default timeout values */
+#define NFS_DEF_UDP_TIMEO (11)
+#define NFS_DEF_UDP_RETRANS (3)
+#define NFS_DEF_TCP_TIMEO (600)
+#define NFS_DEF_TCP_RETRANS (2)
+
#define NFS_MAX_UDP_TIMEOUT (60*HZ)
#define NFS_MAX_TCP_TIMEOUT (600*HZ)
+#define NFS_DEF_ACREGMIN (3)
+#define NFS_DEF_ACREGMAX (60)
+#define NFS_DEF_ACDIRMIN (30)
+#define NFS_DEF_ACDIRMAX (60)
+
/*
* When flushing a cluster of dirty pages, there can be different
* strategies:
#include <linux/in.h>
#include <linux/kref.h>
#include <linux/mm.h>
-#include <linux/namei.h>
#include <linux/pagemap.h>
#include <linux/rbtree.h>
#include <linux/rwsem.h>
#include <linux/nfs3.h>
#include <linux/nfs4.h>
#include <linux/nfs_xdr.h>
-
#include <linux/nfs_fs_sb.h>
-#include <linux/rwsem.h>
#include <linux/mempool.h>
/*
/* Open contexts for shared mmap writes */
struct list_head open_files;
+ /* Number of in-flight sillydelete RPC calls */
+ atomic_t silly_count;
+ /* List of deferred sillydelete requests */
+ struct hlist_head silly_list;
+ wait_queue_head_t waitqueue;
+
#ifdef CONFIG_NFS_V4
struct nfs4_cached_acl *nfs4_acl;
/* NFSv4 state */
#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 */
+#define NFS_INO_MOUNTPOINT (4) /* inode is remote mountpoint */
-static inline struct nfs_inode *NFS_I(struct inode *inode)
+static inline struct nfs_inode *NFS_I(const struct inode *inode)
{
return container_of(inode, struct nfs_inode, vfs_inode);
}
-#define NFS_SB(s) ((struct nfs_server *)(s->s_fs_info))
-#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)->nfs_client->rpc_ops)
-#define NFS_COOKIEVERF(inode) (NFS_I(inode)->cookieverf)
-#define NFS_MINATTRTIMEO(inode) \
- (S_ISDIR(inode->i_mode)? NFS_SERVER(inode)->acdirmin \
- : NFS_SERVER(inode)->acregmin)
-#define NFS_MAXATTRTIMEO(inode) \
- (S_ISDIR(inode->i_mode)? NFS_SERVER(inode)->acdirmax \
- : NFS_SERVER(inode)->acregmax)
+static inline struct nfs_server *NFS_SB(const struct super_block *s)
+{
+ return (struct nfs_server *)(s->s_fs_info);
+}
+
+static inline struct nfs_fh *NFS_FH(const struct inode *inode)
+{
+ return &NFS_I(inode)->fh;
+}
+
+static inline struct nfs_server *NFS_SERVER(const struct inode *inode)
+{
+ return NFS_SB(inode->i_sb);
+}
-#define NFS_FLAGS(inode) (NFS_I(inode)->flags)
-#define NFS_STALE(inode) (test_bit(NFS_INO_STALE, &NFS_FLAGS(inode)))
+static inline struct rpc_clnt *NFS_CLIENT(const struct inode *inode)
+{
+ return NFS_SERVER(inode)->client;
+}
+
+static inline const struct nfs_rpc_ops *NFS_PROTO(const struct inode *inode)
+{
+ return NFS_SERVER(inode)->nfs_client->rpc_ops;
+}
-#define NFS_FILEID(inode) (NFS_I(inode)->fileid)
+static inline __be32 *NFS_COOKIEVERF(const struct inode *inode)
+{
+ return NFS_I(inode)->cookieverf;
+}
+
+static inline unsigned NFS_MINATTRTIMEO(const struct inode *inode)
+{
+ struct nfs_server *nfss = NFS_SERVER(inode);
+ return S_ISDIR(inode->i_mode) ? nfss->acdirmin : nfss->acregmin;
+}
+
+static inline unsigned NFS_MAXATTRTIMEO(const struct inode *inode)
+{
+ struct nfs_server *nfss = NFS_SERVER(inode);
+ return S_ISDIR(inode->i_mode) ? nfss->acdirmax : nfss->acregmax;
+}
+
+static inline int NFS_STALE(const struct inode *inode)
+{
+ return test_bit(NFS_INO_STALE, &NFS_I(inode)->flags);
+}
+
+static inline __u64 NFS_FILEID(const struct inode *inode)
+{
+ return NFS_I(inode)->fileid;
+}
+
+static inline void set_nfs_fileid(struct inode *inode, __u64 fileid)
+{
+ NFS_I(inode)->fileid = fileid;
+}
static inline void nfs_mark_for_revalidate(struct inode *inode)
{
static inline int NFS_USE_READDIRPLUS(struct inode *inode)
{
- return test_bit(NFS_INO_ADVISE_RDPLUS, &NFS_FLAGS(inode));
+ return test_bit(NFS_INO_ADVISE_RDPLUS, &NFS_I(inode)->flags);
}
static inline void nfs_set_verifier(struct dentry * dentry, unsigned long verf)
extern int nfs_post_op_update_inode(struct inode *inode, struct nfs_fattr *fattr);
extern int nfs_post_op_update_inode_force_wcc(struct inode *inode, struct nfs_fattr *fattr);
extern int nfs_getattr(struct vfsmount *, struct dentry *, struct kstat *);
-extern int nfs_permission(struct inode *, int, struct nameidata *);
+extern int nfs_permission(struct inode *, int);
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 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 u64 nfs_compat_user_ino64(u64 fileid);
/* linux/net/ipv4/ipconfig.c: trims ip addr off front of name, too. */
extern __be32 root_nfs_parse_addr(char *name); /*__init*/
extern const struct file_operations nfs_dir_operations;
extern struct dentry_operations nfs_dentry_operations;
+extern void nfs_force_lookup_revalidate(struct inode *dir);
extern int nfs_instantiate(struct dentry *dentry, struct nfs_fh *fh, struct nfs_fattr *fattr);
extern int nfs_may_open(struct inode *inode, struct rpc_cred *cred, int openflags);
extern void nfs_access_zap_cache(struct inode *inode);
/*
* linux/fs/nfs/namespace.c
*/
-extern struct list_head nfs_automount_list;
extern const struct inode_operations nfs_mountpoint_inode_operations;
extern const struct inode_operations nfs_referral_inode_operations;
extern int nfs_mountpoint_expiry_timeout;
*/
extern int nfs_async_unlink(struct inode *dir, struct dentry *dentry);
extern void nfs_complete_unlink(struct dentry *dentry, struct inode *);
+extern void nfs_block_sillyrename(struct dentry *dentry);
+extern void nfs_unblock_sillyrename(struct dentry *dentry);
/*
* linux/fs/nfs/write.c
extern int nfs_wb_all(struct inode *inode);
extern int nfs_wb_nocommit(struct inode *inode);
extern int nfs_wb_page(struct inode *inode, struct page* page);
-extern int nfs_wb_page_priority(struct inode *inode, struct page* page, int how);
extern int nfs_wb_page_cancel(struct inode *inode, struct page* page);
#if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
extern int nfs_commit_inode(struct inode *, int);
-extern struct nfs_write_data *nfs_commit_alloc(void);
+extern struct nfs_write_data *nfs_commitdata_alloc(void);
extern void nfs_commit_free(struct nfs_write_data *wdata);
-extern void nfs_commit_release(void *wdata);
+extern void nfs_commitdata_release(void *wdata);
#else
static inline int
nfs_commit_inode(struct inode *inode, int how)
#define nfs_wait_event(clnt, wq, condition) \
({ \
- int __retval = 0; \
- if (clnt->cl_intr) { \
- sigset_t oldmask; \
- rpc_clnt_sigmask(clnt, &oldmask); \
- __retval = wait_event_interruptible(wq, condition); \
- rpc_clnt_sigunmask(clnt, &oldmask); \
- } else \
- wait_event(wq, condition); \
+ int __retval = wait_event_killable(wq, condition); \
__retval; \
})