boolean_t z_unmounted; /* unmounted */
rrwlock_t z_teardown_lock;
krwlock_t z_teardown_inactive_lock;
- list_t z_all_znodes; /* all vnodes in the fs */
+ list_t z_all_znodes; /* all znodes in the fs */
+ uint64_t z_nr_znodes; /* number of znodes in the fs */
kmutex_t z_znodes_lock; /* lock for z_all_znodes */
struct inode *z_ctldir; /* .zfs directory inode */
boolean_t z_show_ctldir; /* expose .zfs in the root dir */
boolean_t z_use_fuids; /* version allows fuids */
boolean_t z_replay; /* set during ZIL replay */
boolean_t z_use_sa; /* version allow system attributes */
+ boolean_t z_xattr_sa; /* allow xattrs to be stores as SA */
uint64_t z_version; /* ZPL version */
uint64_t z_shares_dir; /* hidden shares dir */
kmutex_t z_lock;
/*
* Allow a maximum number of links. While ZFS does not internally limit
- * this most Linux filesystems do. It's probably a good idea to limit
- * this to a large value until it is validated that this is safe.
+ * this the inode->i_nlink member is defined as an unsigned int. To be
+ * safe we use 2^31-1 as the limit.
*/
-#define ZFS_LINK_MAX 65536
+#define ZFS_LINK_MAX ((1U << 31) - 1U)
/*
* Normal filesystems (those not under .zfs/snapshot) have a total
extern boolean_t zfs_fuid_overquota(zfs_sb_t *zsb, boolean_t isgroup,
uint64_t fuid);
extern int zfs_set_version(zfs_sb_t *zsb, uint64_t newvers);
+extern int zfs_get_zplprop(objset_t *os, zfs_prop_t prop,
+ uint64_t *value);
extern int zfs_sb_create(const char *name, zfs_sb_t **zsbp);
+extern int zfs_sb_setup(zfs_sb_t *zsb, boolean_t mounting);
extern void zfs_sb_free(zfs_sb_t *zsb);
+extern int zfs_sb_prune(struct super_block *sb, unsigned long nr_to_scan,
+ int *objects);
+extern int zfs_sb_teardown(zfs_sb_t *zsb, boolean_t unmounting);
extern int zfs_check_global_label(const char *dsname, const char *hexsl);
extern boolean_t zfs_is_readonly(zfs_sb_t *zsb);