X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=include%2Fsys%2Fzfs_znode.h;h=bdddcc366b8d7328c8f77ee2a5735bc91abb6853;hb=refs%2Fheads%2Frertzinger%2Ffeature-zpool-get--p;hp=4dbecb4b5e9a566ca1c0a0e121aa5313d99bec17;hpb=960e08fe3e2cdf5217996b9f42a01f7e20f2b97a;p=zfs.git

diff --git a/include/sys/zfs_znode.h b/include/sys/zfs_znode.h
index 4dbecb4..bdddcc3 100644
--- a/include/sys/zfs_znode.h
+++ b/include/sys/zfs_znode.h
@@ -57,8 +57,8 @@ extern "C" {
 #define	ZFS_APPENDONLY		0x0000004000000000ull
 #define	ZFS_NODUMP		0x0000008000000000ull
 #define	ZFS_OPAQUE		0x0000010000000000ull
-#define	ZFS_AV_QUARANTINED 	0x0000020000000000ull
-#define	ZFS_AV_MODIFIED 	0x0000040000000000ull
+#define	ZFS_AV_QUARANTINED	0x0000020000000000ull
+#define	ZFS_AV_MODIFIED		0x0000040000000000ull
 #define	ZFS_REPARSE		0x0000080000000000ull
 #define	ZFS_OFFLINE		0x0000100000000000ull
 #define	ZFS_SPARSE		0x0000200000000000ull
@@ -69,7 +69,7 @@ extern "C" {
 		pflags |= attr; \
 	else \
 		pflags &= ~attr; \
-	VERIFY(0 == sa_update(zp->z_sa_hdl, SA_ZPL_FLAGS(zp->z_zfsvfs), \
+	VERIFY(0 == sa_update(zp->z_sa_hdl, SA_ZPL_FLAGS(ZTOZSB(zp)), \
 	    &pflags, sizeof (pflags), tx)); \
 }
 
@@ -78,8 +78,8 @@ extern "C" {
  */
 #define	ZFS_XATTR		0x1		/* is an extended attribute */
 #define	ZFS_INHERIT_ACE		0x2		/* ace has inheritable ACEs */
-#define	ZFS_ACL_TRIVIAL 	0x4		/* files ACL is trivial */
-#define	ZFS_ACL_OBJ_ACE 	0x8		/* ACL has CMPLX Object ACE */
+#define	ZFS_ACL_TRIVIAL		0x4		/* files ACL is trivial */
+#define	ZFS_ACL_OBJ_ACE		0x8		/* ACL has CMPLX Object ACE */
 #define	ZFS_ACL_PROTECTED	0x10		/* ACL protected */
 #define	ZFS_ACL_DEFAULTED	0x20		/* ACL should be defaulted */
 #define	ZFS_ACL_AUTO_INHERIT	0x40		/* ACL should be inherited */
@@ -105,6 +105,7 @@ extern "C" {
 #define	SA_ZPL_FLAGS(z)		z->z_attr_table[ZPL_FLAGS]
 #define	SA_ZPL_SIZE(z)		z->z_attr_table[ZPL_SIZE]
 #define	SA_ZPL_ZNODE_ACL(z)	z->z_attr_table[ZPL_ZNODE_ACL]
+#define	SA_ZPL_DXATTR(z)	z->z_attr_table[ZPL_DXATTR]
 #define	SA_ZPL_PAD(z)		z->z_attr_table[ZPL_PAD]
 
 /*
@@ -181,8 +182,6 @@ typedef struct zfs_dirlock {
 } zfs_dirlock_t;
 
 typedef struct znode {
-	struct zfsvfs	*z_zfsvfs;
-	vnode_t		*z_vnode;
 	uint64_t	z_id;		/* object ID for this znode */
 	kmutex_t	z_lock;		/* znode modification lock */
 	krwlock_t	z_parent_lock;	/* parent lock for directories */
@@ -208,10 +207,16 @@ typedef struct znode {
 	uint32_t	z_sync_cnt;	/* synchronous open count */
 	kmutex_t	z_acl_lock;	/* acl data lock */
 	zfs_acl_t	*z_acl_cached;	/* cached acl */
+	krwlock_t	z_xattr_lock;	/* xattr data lock */
+	nvlist_t	*z_xattr_cached;/* cached xattrs */
+	struct znode	*z_xattr_parent;/* xattr parent znode */
 	list_node_t	z_link_node;	/* all znodes in fs link */
 	sa_handle_t	*z_sa_hdl;	/* handle to sa data */
 	boolean_t	z_is_sa;	/* are we native sa? */
-	void (*z_set_ops_inode) (struct inode *); /* set inode ops */
+	boolean_t	z_is_zvol;	/* are we used by the zvol */
+	boolean_t	z_is_mapped;	/* are we mmap'ed */
+	boolean_t	z_is_ctldir;	/* are we .zfs entry */
+	boolean_t	z_is_stale;	/* are we stale due to rollback? */
 	struct inode	z_inode;	/* generic vfs inode */
 } znode_t;
 
@@ -235,48 +240,53 @@ typedef struct znode {
 /*
  * Convert between znode pointers and inode pointers
  */
-#define	ZTOI(ZP)	(&((ZP)->z_inode))
-#define	ITOZ(IP)	(container_of((IP), znode_t, z_inode))
-
-/* XXX - REMOVE ME ONCE THE OTHER BUILD ISSUES ARE RESOLVED */
-#define	ZTOV(ZP)	((ZP)->z_vnode)
-#define	VTOZ(VP)	((znode_t *)(VP)->v_data)
+#define	ZTOI(znode)	(&((znode)->z_inode))
+#define	ITOZ(inode)	(container_of((inode), znode_t, z_inode))
+#define	ZTOZSB(znode)	((zfs_sb_t *)(ZTOI(znode)->i_sb->s_fs_info))
+#define	ITOZSB(inode)	((zfs_sb_t *)((inode)->i_sb->s_fs_info))
 
+#define	S_ISDEV(mode)	(S_ISCHR(mode) || S_ISBLK(mode) || S_ISFIFO(mode))
 
 /*
  * ZFS_ENTER() is called on entry to each ZFS inode and vfs operation.
  * ZFS_EXIT() must be called before exitting the vop.
  * ZFS_VERIFY_ZP() verifies the znode is valid.
  */
-#define	ZFS_ENTER(zfsvfs) \
+#define	ZFS_ENTER(zsb) \
 	{ \
-		rrw_enter(&(zfsvfs)->z_teardown_lock, RW_READER, FTAG); \
-		if ((zfsvfs)->z_unmounted) { \
-			ZFS_EXIT(zfsvfs); \
+		rrw_enter(&(zsb)->z_teardown_lock, RW_READER, FTAG); \
+		if ((zsb)->z_unmounted) { \
+			ZFS_EXIT(zsb); \
 			return (EIO); \
 		} \
 	}
 
-#define	ZFS_EXIT(zfsvfs) rrw_exit(&(zfsvfs)->z_teardown_lock, FTAG)
+#define	ZFS_EXIT(zsb) \
+	{ \
+		rrw_exit(&(zsb)->z_teardown_lock, FTAG); \
+		tsd_exit(); \
+	}
 
 #define	ZFS_VERIFY_ZP(zp) \
 	if ((zp)->z_sa_hdl == NULL) { \
-		ZFS_EXIT((zp)->z_zfsvfs); \
+		ZFS_EXIT(ZTOZSB(zp)); \
 		return (EIO); \
-	} \
+	}
 
 /*
  * Macros for dealing with dmu_buf_hold
  */
 #define	ZFS_OBJ_HASH(obj_num)	((obj_num) & (ZFS_OBJ_MTX_SZ - 1))
-#define	ZFS_OBJ_MUTEX(zfsvfs, obj_num)	\
-	(&(zfsvfs)->z_hold_mtx[ZFS_OBJ_HASH(obj_num)])
-#define	ZFS_OBJ_HOLD_ENTER(zfsvfs, obj_num) \
-	mutex_enter(ZFS_OBJ_MUTEX((zfsvfs), (obj_num)))
-#define	ZFS_OBJ_HOLD_TRYENTER(zfsvfs, obj_num) \
-	mutex_tryenter(ZFS_OBJ_MUTEX((zfsvfs), (obj_num)))
-#define	ZFS_OBJ_HOLD_EXIT(zfsvfs, obj_num) \
-	mutex_exit(ZFS_OBJ_MUTEX((zfsvfs), (obj_num)))
+#define	ZFS_OBJ_MUTEX(zsb, obj_num)	\
+	(&(zsb)->z_hold_mtx[ZFS_OBJ_HASH(obj_num)])
+#define	ZFS_OBJ_HOLD_ENTER(zsb, obj_num) \
+	mutex_enter(ZFS_OBJ_MUTEX((zsb), (obj_num)))
+#define	ZFS_OBJ_HOLD_TRYENTER(zsb, obj_num) \
+	mutex_tryenter(ZFS_OBJ_MUTEX((zsb), (obj_num)))
+#define	ZFS_OBJ_HOLD_EXIT(zsb, obj_num) \
+	mutex_exit(ZFS_OBJ_MUTEX((zsb), (obj_num)))
+#define	ZFS_OBJ_HOLD_OWNED(zsb, obj_num) \
+	mutex_owned(ZFS_OBJ_MUTEX((zsb), (obj_num)))
 
 /*
  * Macros to encode/decode ZFS stored time values from/to struct timespec
@@ -296,15 +306,15 @@ typedef struct znode {
 /*
  * Timestamp defines
  */
-#define	ACCESSED		(AT_ATIME)
-#define	STATE_CHANGED		(AT_CTIME)
-#define	CONTENT_MODIFIED	(AT_MTIME | AT_CTIME)
+#define	ACCESSED		(ATTR_ATIME)
+#define	STATE_CHANGED		(ATTR_CTIME)
+#define	CONTENT_MODIFIED	(ATTR_MTIME | ATTR_CTIME)
 
-#define	ZFS_ACCESSTIME_STAMP(zfsvfs, zp) \
-	if ((zfsvfs)->z_atime && !((zfsvfs)->z_vfs->vfs_flag & VFS_RDONLY)) \
+#define	ZFS_ACCESSTIME_STAMP(zsb, zp) \
+	if ((zsb)->z_atime && !(zfs_is_readonly(zsb))) \
 		zfs_tstamp_update_setup(zp, ACCESSED, NULL, NULL, B_FALSE);
 
-extern int	zfs_init_fs(zfsvfs_t *, znode_t **);
+extern int	zfs_init_fs(zfs_sb_t *, znode_t **);
 extern void	zfs_set_dataprop(objset_t *);
 extern void	zfs_create_fs(objset_t *os, cred_t *cr, nvlist_t *,
     dmu_tx_t *tx);
@@ -314,18 +324,19 @@ extern void	zfs_grow_blocksize(znode_t *, uint64_t, dmu_tx_t *);
 extern int	zfs_freesp(znode_t *, uint64_t, uint64_t, int, boolean_t);
 extern void	zfs_znode_init(void);
 extern void	zfs_znode_fini(void);
-extern int	zfs_zget(zfsvfs_t *, uint64_t, znode_t **);
+extern int	zfs_zget(zfs_sb_t *, uint64_t, znode_t **);
 extern int	zfs_rezget(znode_t *);
 extern void	zfs_zinactive(znode_t *);
 extern void	zfs_znode_delete(znode_t *, dmu_tx_t *);
-extern void	zfs_znode_free(znode_t *);
 extern void	zfs_remove_op_tables(void);
 extern int	zfs_create_op_tables(void);
-extern int	zfs_sync(vfs_t *vfsp, short flag, cred_t *cr);
+extern int	zfs_sync(struct super_block *, int, cred_t *);
 extern dev_t	zfs_cmpldev(uint64_t);
 extern int	zfs_get_zplprop(objset_t *os, zfs_prop_t prop, uint64_t *value);
 extern int	zfs_get_stats(objset_t *os, nvlist_t *nv);
 extern void	zfs_znode_dmu_fini(znode_t *);
+extern int	zfs_inode_alloc(struct super_block *, struct inode **ip);
+extern void	zfs_inode_destroy(struct inode *);
 extern void	zfs_inode_update(znode_t *);
 
 extern void zfs_log_create(zilog_t *zilog, dmu_tx_t *tx, uint64_t txtype,
@@ -351,8 +362,8 @@ extern void zfs_log_setattr(zilog_t *zilog, dmu_tx_t *tx, int txtype,
 extern void zfs_log_acl(zilog_t *zilog, dmu_tx_t *tx, znode_t *zp,
     vsecattr_t *vsecp, zfs_fuid_info_t *fuidp);
 extern void zfs_xvattr_set(znode_t *zp, xvattr_t *xvap, dmu_tx_t *tx);
-extern void zfs_upgrade(zfsvfs_t *zfsvfs, dmu_tx_t *tx);
-extern int zfs_create_share_dir(zfsvfs_t *zfsvfs, dmu_tx_t *tx);
+extern void zfs_upgrade(zfs_sb_t *zsb, dmu_tx_t *tx);
+extern int zfs_create_share_dir(zfs_sb_t *zsb, dmu_tx_t *tx);
 
 #if defined(HAVE_UIO_RW)
 extern caddr_t zfs_map_page(page_t *, enum seg_rw);
@@ -360,7 +371,7 @@ extern void zfs_unmap_page(page_t *, caddr_t);
 #endif /* HAVE_UIO_RW */
 
 extern zil_get_data_t zfs_get_data;
-extern zil_replay_func_t *zfs_replay_vector[TX_MAX_TYPE];
+extern zil_replay_func_t zfs_replay_vector[TX_MAX_TYPE];
 extern int zfsfstype;
 
 #endif /* _KERNEL */