diff options
Diffstat (limited to 'fs/afs/internal.h')
| -rw-r--r-- | fs/afs/internal.h | 94 |
1 files changed, 53 insertions, 41 deletions
diff --git a/fs/afs/internal.h b/fs/afs/internal.h index aa4c0d6c9780..723d162078a3 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -14,7 +14,6 @@ #include <linux/key.h> #include <linux/workqueue.h> #include <linux/sched.h> -#define FSCACHE_USE_NEW_IO_API #include <linux/fscache.h> #include <linux/backing-dev.h> #include <linux/uuid.h> @@ -123,7 +122,7 @@ struct afs_call { }; struct afs_operation *op; unsigned int server_index; - atomic_t usage; + refcount_t ref; enum afs_call_state state; spinlock_t state_lock; int error; /* error code */ @@ -138,7 +137,6 @@ struct afs_call { bool need_attention; /* T if RxRPC poked us */ bool async; /* T if asynchronous */ bool upgrade; /* T to request service upgrade */ - bool have_reply_time; /* T if have got reply_time */ bool intr; /* T if interruptible */ bool unmarshalling_error; /* T if an unmarshalling error occurred */ u16 service_id; /* Actual service ID (after upgrade) */ @@ -152,7 +150,7 @@ struct afs_call { } __attribute__((packed)); __be64 tmp64; }; - ktime_t reply_time; /* Time of first reply packet */ + ktime_t issue_time; /* Time of issue of operation */ }; struct afs_call_type { @@ -208,7 +206,7 @@ struct afs_read { loff_t file_size; /* File size returned by server */ struct key *key; /* The key to use to reissue the read */ struct afs_vnode *vnode; /* The file being read into. */ - struct netfs_read_subrequest *subreq; /* Fscache helper read request this belongs to */ + struct netfs_io_subrequest *subreq; /* Fscache helper read request this belongs to */ afs_dataversion_t data_version; /* Version number returned by server */ refcount_t usage; unsigned int call_debug_id; @@ -312,7 +310,7 @@ struct afs_net { atomic_t n_lookup; /* Number of lookups done */ atomic_t n_reval; /* Number of dentries needing revalidation */ atomic_t n_inval; /* Number of invalidations by the server */ - atomic_t n_relpg; /* Number of invalidations by releasepage */ + atomic_t n_relpg; /* Number of invalidations by release_folio */ atomic_t n_read_dir; /* Number of directory pages read */ atomic_t n_dir_cr; /* Number of directory entry creation edits */ atomic_t n_dir_rm; /* Number of directory entry removal edits */ @@ -364,12 +362,9 @@ struct afs_cell { struct key *anonymous_key; /* anonymous user key for this cell */ struct work_struct manager; /* Manager for init/deinit/dns */ struct hlist_node proc_link; /* /proc cell list link */ -#ifdef CONFIG_AFS_FSCACHE - struct fscache_cookie *cache; /* caching cookie */ -#endif time64_t dns_expiry; /* Time AFSDB/SRV record expires */ time64_t last_inactive; /* Time of last drop of usage count */ - atomic_t ref; /* Struct refcount */ + refcount_t ref; /* Struct refcount */ atomic_t active; /* Active usage counter */ unsigned long flags; #define AFS_CELL_FL_NO_GC 0 /* The cell was added manually, don't auto-gc */ @@ -414,7 +409,7 @@ struct afs_vlserver { #define AFS_VLSERVER_FL_IS_YFS 2 /* Server is YFS not AFS */ #define AFS_VLSERVER_FL_RESPONDING 3 /* VL server is responding */ rwlock_t lock; /* Lock on addresses */ - atomic_t usage; + refcount_t ref; unsigned int rtt; /* Server's current RTT in uS */ /* Probe state */ @@ -450,7 +445,7 @@ struct afs_vlserver_entry { struct afs_vlserver_list { struct rcu_head rcu; - atomic_t usage; + refcount_t ref; u8 nr_servers; u8 index; /* Server currently in use */ u8 preferred; /* Preferred server */ @@ -521,7 +516,7 @@ struct afs_server { #define AFS_SERVER_FL_NO_IBULK 17 /* Fileserver doesn't support FS.InlineBulkStatus */ #define AFS_SERVER_FL_NO_RM2 18 /* Fileserver doesn't support YFS.RemoveFile2 */ #define AFS_SERVER_FL_HAS_FS64 19 /* Fileserver supports FS.{Fetch,Store}Data64 */ - atomic_t ref; /* Object refcount */ + refcount_t ref; /* Object refcount */ atomic_t active; /* Active user count */ u32 addr_version; /* Address list version */ unsigned int rtt; /* Server's current RTT in uS */ @@ -575,7 +570,7 @@ struct afs_volume { struct rcu_head rcu; afs_volid_t vid; /* volume ID */ }; - atomic_t usage; + refcount_t ref; time64_t update_at; /* Time at which to next update */ struct afs_cell *cell; /* Cell to which belongs (pins ref) */ struct rb_node cell_node; /* Link in cell->volumes */ @@ -590,7 +585,7 @@ struct afs_volume { #define AFS_VOLUME_BUSY 5 /* - T if volume busy notice given */ #define AFS_VOLUME_MAYBE_NO_IBULK 6 /* - T if some servers don't have InlineBulkStatus */ #ifdef CONFIG_AFS_FSCACHE - struct fscache_cookie *cache; /* caching cookie */ + struct fscache_volume *cache; /* Caching cookie */ #endif struct afs_server_list __rcu *servers; /* List of servers on which volume resides */ rwlock_t servers_lock; /* Lock for ->servers */ @@ -623,15 +618,11 @@ enum afs_lock_state { * leak from one inode to another. */ struct afs_vnode { - struct inode vfs_inode; /* the VFS's inode record */ - + struct netfs_inode netfs; /* Netfslib context and vfs inode */ struct afs_volume *volume; /* volume on which vnode resides */ struct afs_fid fid; /* the file identifier for this inode */ struct afs_file_status status; /* AFS status info for this file */ afs_dataversion_t invalid_before; /* Child dentries are invalid before this */ -#ifdef CONFIG_AFS_FSCACHE - struct fscache_cookie *cache; /* caching cookie */ -#endif struct afs_permits __rcu *permit_cache; /* cache of permits so far obtained */ struct mutex io_lock; /* Lock for serialising I/O on this mutex */ struct rw_semaphore validate_lock; /* lock for validating this vnode */ @@ -678,12 +669,20 @@ struct afs_vnode { static inline struct fscache_cookie *afs_vnode_cache(struct afs_vnode *vnode) { #ifdef CONFIG_AFS_FSCACHE - return vnode->cache; + return netfs_i_cookie(&vnode->netfs); #else return NULL; #endif } +static inline void afs_vnode_set_cache(struct afs_vnode *vnode, + struct fscache_cookie *cookie) +{ +#ifdef CONFIG_AFS_FSCACHE + vnode->netfs.cache = cookie; +#endif +} + /* * cached security record for one user's attempt to access a vnode */ @@ -872,9 +871,24 @@ struct afs_operation { * Cache auxiliary data. */ struct afs_vnode_cache_aux { - u64 data_version; + __be64 data_version; } __packed; +static inline void afs_set_cache_aux(struct afs_vnode *vnode, + struct afs_vnode_cache_aux *aux) +{ + aux->data_version = cpu_to_be64(vnode->status.data_version); +} + +static inline void afs_invalidate_cache(struct afs_vnode *vnode, unsigned int flags) +{ + struct afs_vnode_cache_aux aux; + + afs_set_cache_aux(vnode, &aux); + fscache_invalidate(afs_vnode_cache(vnode), &aux, + i_size_read(&vnode->netfs.inode), flags); +} + /* * We use folio->private to hold the amount of the folio that we've written to, * splitting the field into two parts. However, we need to represent a range @@ -962,13 +976,6 @@ extern void afs_merge_fs_addr6(struct afs_addr_list *, __be32 *, u16); */ #ifdef CONFIG_AFS_FSCACHE extern struct fscache_netfs afs_cache_netfs; -extern struct fscache_cookie_def afs_cell_cache_index_def; -extern struct fscache_cookie_def afs_volume_cache_index_def; -extern struct fscache_cookie_def afs_vnode_cache_index_def; -#else -#define afs_cell_cache_index_def (*(struct fscache_cookie_def *) NULL) -#define afs_volume_cache_index_def (*(struct fscache_cookie_def *) NULL) -#define afs_vnode_cache_index_def (*(struct fscache_cookie_def *) NULL) #endif /* @@ -1059,7 +1066,7 @@ extern const struct address_space_operations afs_file_aops; extern const struct address_space_operations afs_symlink_aops; extern const struct inode_operations afs_file_inode_operations; extern const struct file_operations afs_file_operations; -extern const struct netfs_read_request_ops afs_req_ops; +extern const struct netfs_request_ops afs_req_ops; extern int afs_cache_wb_key(struct afs_vnode *, struct afs_file *); extern void afs_put_wb_key(struct afs_wb_key *); @@ -1068,6 +1075,7 @@ extern int afs_release(struct inode *, struct file *); extern int afs_fetch_data(struct afs_vnode *, struct afs_read *); extern struct afs_read *afs_alloc_read(gfp_t); extern void afs_put_read(struct afs_read *); +extern int afs_write_inode(struct inode *, struct writeback_control *); static inline struct afs_read *afs_get_read(struct afs_read *req) { @@ -1203,7 +1211,7 @@ static inline struct afs_net *afs_i2net(struct inode *inode) static inline struct afs_net *afs_v2net(struct afs_vnode *vnode) { - return afs_i2net(&vnode->vfs_inode); + return afs_i2net(&vnode->netfs.inode); } static inline struct afs_net *afs_sock2net(struct sock *sk) @@ -1484,14 +1492,14 @@ extern int afs_end_vlserver_operation(struct afs_vl_cursor *); */ static inline struct afs_vlserver *afs_get_vlserver(struct afs_vlserver *vlserver) { - atomic_inc(&vlserver->usage); + refcount_inc(&vlserver->ref); return vlserver; } static inline struct afs_vlserver_list *afs_get_vlserverlist(struct afs_vlserver_list *vllist) { if (vllist) - atomic_inc(&vllist->usage); + refcount_inc(&vllist->ref); return vllist; } @@ -1506,7 +1514,7 @@ extern struct afs_vlserver_list *afs_extract_vlserver_list(struct afs_cell *, * volume.c */ extern struct afs_volume *afs_create_volume(struct afs_fs_context *); -extern void afs_activate_volume(struct afs_volume *); +extern int afs_activate_volume(struct afs_volume *); extern void afs_deactivate_volume(struct afs_volume *); extern struct afs_volume *afs_get_volume(struct afs_volume *, enum afs_volume_trace); extern void afs_put_volume(struct afs_net *, struct afs_volume *, enum afs_volume_trace); @@ -1515,9 +1523,13 @@ extern int afs_check_volume_status(struct afs_volume *, struct afs_operation *); /* * write.c */ -extern int afs_set_page_dirty(struct page *); +#ifdef CONFIG_AFS_FSCACHE +bool afs_dirty_folio(struct address_space *, struct folio *); +#else +#define afs_dirty_folio filemap_dirty_folio +#endif extern int afs_write_begin(struct file *file, struct address_space *mapping, - loff_t pos, unsigned len, unsigned flags, + loff_t pos, unsigned len, struct page **pagep, void **fsdata); extern int afs_write_end(struct file *file, struct address_space *mapping, loff_t pos, unsigned len, unsigned copied, @@ -1528,7 +1540,7 @@ extern ssize_t afs_file_write(struct kiocb *, struct iov_iter *); extern int afs_fsync(struct file *, loff_t, loff_t, int); extern vm_fault_t afs_page_mkwrite(struct vm_fault *vmf); extern void afs_prune_wb_keys(struct afs_vnode *); -extern int afs_launder_page(struct page *); +int afs_launder_folio(struct folio *); /* * xattr.c @@ -1575,12 +1587,12 @@ extern void yfs_fs_store_opaque_acl2(struct afs_operation *); */ static inline struct afs_vnode *AFS_FS_I(struct inode *inode) { - return container_of(inode, struct afs_vnode, vfs_inode); + return container_of(inode, struct afs_vnode, netfs.inode); } static inline struct inode *AFS_VNODE_TO_I(struct afs_vnode *vnode) { - return &vnode->vfs_inode; + return &vnode->netfs.inode; } /* @@ -1603,8 +1615,8 @@ static inline void afs_update_dentry_version(struct afs_operation *op, */ static inline void afs_set_i_size(struct afs_vnode *vnode, u64 size) { - i_size_write(&vnode->vfs_inode, size); - vnode->vfs_inode.i_blocks = ((size + 1023) >> 10) << 1; + i_size_write(&vnode->netfs.inode, size); + vnode->netfs.inode.i_blocks = ((size + 1023) >> 10) << 1; } /* |