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Diffstat (limited to 'fs/xfs/xfs_inode.h')
-rw-r--r--fs/xfs/xfs_inode.h246
1 files changed, 123 insertions, 123 deletions
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index 2a69a7dee228..a8f1e6833aa6 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -20,7 +20,7 @@
struct xfs_dinode;
struct xfs_dinode_core;
-
+struct xfs_inode;
/*
* Fork identifiers.
@@ -84,54 +84,6 @@ typedef struct xfs_ifork {
} xfs_ifork_t;
/*
- * Flags for xfs_ichgtime().
- */
-#define XFS_ICHGTIME_MOD 0x1 /* data fork modification timestamp */
-#define XFS_ICHGTIME_CHG 0x2 /* inode field change timestamp */
-
-/*
- * Per-fork incore inode flags.
- */
-#define XFS_IFINLINE 0x01 /* Inline data is read in */
-#define XFS_IFEXTENTS 0x02 /* All extent pointers are read in */
-#define XFS_IFBROOT 0x04 /* i_broot points to the bmap b-tree root */
-#define XFS_IFEXTIREC 0x08 /* Indirection array of extent blocks */
-
-/*
- * Flags for xfs_itobp(), xfs_imap() and xfs_dilocate().
- */
-#define XFS_IMAP_LOOKUP 0x1
-#define XFS_IMAP_BULKSTAT 0x2
-
-#ifdef __KERNEL__
-struct bhv_desc;
-struct cred;
-struct ktrace;
-struct xfs_buf;
-struct xfs_bmap_free;
-struct xfs_bmbt_irec;
-struct xfs_bmbt_block;
-struct xfs_inode;
-struct xfs_inode_log_item;
-struct xfs_mount;
-struct xfs_trans;
-struct xfs_dquot;
-
-#if defined(XFS_ILOCK_TRACE)
-#define XFS_ILOCK_KTRACE_SIZE 32
-extern ktrace_t *xfs_ilock_trace_buf;
-extern void xfs_ilock_trace(struct xfs_inode *, int, unsigned int, inst_t *);
-#else
-#define xfs_ilock_trace(i,n,f,ra)
-#endif
-
-typedef struct dm_attrs_s {
- __uint32_t da_dmevmask; /* DMIG event mask */
- __uint16_t da_dmstate; /* DMIG state info */
- __uint16_t da_pad; /* DMIG extra padding */
-} dm_attrs_t;
-
-/*
* This is the xfs in-core inode structure.
* Most of the on-disk inode is embedded in the i_d field.
*
@@ -191,6 +143,96 @@ typedef struct xfs_icdinode {
__uint32_t di_gen; /* generation number */
} xfs_icdinode_t;
+/*
+ * Flags for xfs_ichgtime().
+ */
+#define XFS_ICHGTIME_MOD 0x1 /* data fork modification timestamp */
+#define XFS_ICHGTIME_CHG 0x2 /* inode field change timestamp */
+
+/*
+ * Per-fork incore inode flags.
+ */
+#define XFS_IFINLINE 0x01 /* Inline data is read in */
+#define XFS_IFEXTENTS 0x02 /* All extent pointers are read in */
+#define XFS_IFBROOT 0x04 /* i_broot points to the bmap b-tree root */
+#define XFS_IFEXTIREC 0x08 /* Indirection array of extent blocks */
+
+/*
+ * Flags for xfs_itobp(), xfs_imap() and xfs_dilocate().
+ */
+#define XFS_IMAP_LOOKUP 0x1
+#define XFS_IMAP_BULKSTAT 0x2
+
+/*
+ * Fork handling.
+ */
+
+#define XFS_IFORK_Q(ip) ((ip)->i_d.di_forkoff != 0)
+#define XFS_IFORK_BOFF(ip) ((int)((ip)->i_d.di_forkoff << 3))
+
+#define XFS_IFORK_PTR(ip,w) \
+ ((w) == XFS_DATA_FORK ? \
+ &(ip)->i_df : \
+ (ip)->i_afp)
+#define XFS_IFORK_DSIZE(ip) \
+ (XFS_IFORK_Q(ip) ? \
+ XFS_IFORK_BOFF(ip) : \
+ XFS_LITINO((ip)->i_mount))
+#define XFS_IFORK_ASIZE(ip) \
+ (XFS_IFORK_Q(ip) ? \
+ XFS_LITINO((ip)->i_mount) - XFS_IFORK_BOFF(ip) : \
+ 0)
+#define XFS_IFORK_SIZE(ip,w) \
+ ((w) == XFS_DATA_FORK ? \
+ XFS_IFORK_DSIZE(ip) : \
+ XFS_IFORK_ASIZE(ip))
+#define XFS_IFORK_FORMAT(ip,w) \
+ ((w) == XFS_DATA_FORK ? \
+ (ip)->i_d.di_format : \
+ (ip)->i_d.di_aformat)
+#define XFS_IFORK_FMT_SET(ip,w,n) \
+ ((w) == XFS_DATA_FORK ? \
+ ((ip)->i_d.di_format = (n)) : \
+ ((ip)->i_d.di_aformat = (n)))
+#define XFS_IFORK_NEXTENTS(ip,w) \
+ ((w) == XFS_DATA_FORK ? \
+ (ip)->i_d.di_nextents : \
+ (ip)->i_d.di_anextents)
+#define XFS_IFORK_NEXT_SET(ip,w,n) \
+ ((w) == XFS_DATA_FORK ? \
+ ((ip)->i_d.di_nextents = (n)) : \
+ ((ip)->i_d.di_anextents = (n)))
+
+
+
+#ifdef __KERNEL__
+
+struct bhv_desc;
+struct cred;
+struct ktrace;
+struct xfs_buf;
+struct xfs_bmap_free;
+struct xfs_bmbt_irec;
+struct xfs_bmbt_block;
+struct xfs_inode_log_item;
+struct xfs_mount;
+struct xfs_trans;
+struct xfs_dquot;
+
+#if defined(XFS_ILOCK_TRACE)
+#define XFS_ILOCK_KTRACE_SIZE 32
+extern ktrace_t *xfs_ilock_trace_buf;
+extern void xfs_ilock_trace(struct xfs_inode *, int, unsigned int, inst_t *);
+#else
+#define xfs_ilock_trace(i,n,f,ra)
+#endif
+
+typedef struct dm_attrs_s {
+ __uint32_t da_dmevmask; /* DMIG event mask */
+ __uint16_t da_dmstate; /* DMIG state info */
+ __uint16_t da_pad; /* DMIG extra padding */
+} dm_attrs_t;
+
typedef struct {
struct xfs_inode *ip_mnext; /* next inode in mount list */
struct xfs_inode *ip_mprev; /* ptr to prev inode */
@@ -327,50 +369,26 @@ xfs_iflags_test_and_clear(xfs_inode_t *ip, unsigned short flags)
spin_unlock(&ip->i_flags_lock);
return ret;
}
-#endif /* __KERNEL__ */
-
/*
- * Fork handling.
+ * Manage the i_flush queue embedded in the inode. This completion
+ * queue synchronizes processes attempting to flush the in-core
+ * inode back to disk.
*/
+static inline void xfs_iflock(xfs_inode_t *ip)
+{
+ wait_for_completion(&ip->i_flush);
+}
-#define XFS_IFORK_Q(ip) ((ip)->i_d.di_forkoff != 0)
-#define XFS_IFORK_BOFF(ip) ((int)((ip)->i_d.di_forkoff << 3))
-
-#define XFS_IFORK_PTR(ip,w) \
- ((w) == XFS_DATA_FORK ? \
- &(ip)->i_df : \
- (ip)->i_afp)
-#define XFS_IFORK_DSIZE(ip) \
- (XFS_IFORK_Q(ip) ? \
- XFS_IFORK_BOFF(ip) : \
- XFS_LITINO((ip)->i_mount))
-#define XFS_IFORK_ASIZE(ip) \
- (XFS_IFORK_Q(ip) ? \
- XFS_LITINO((ip)->i_mount) - XFS_IFORK_BOFF(ip) : \
- 0)
-#define XFS_IFORK_SIZE(ip,w) \
- ((w) == XFS_DATA_FORK ? \
- XFS_IFORK_DSIZE(ip) : \
- XFS_IFORK_ASIZE(ip))
-#define XFS_IFORK_FORMAT(ip,w) \
- ((w) == XFS_DATA_FORK ? \
- (ip)->i_d.di_format : \
- (ip)->i_d.di_aformat)
-#define XFS_IFORK_FMT_SET(ip,w,n) \
- ((w) == XFS_DATA_FORK ? \
- ((ip)->i_d.di_format = (n)) : \
- ((ip)->i_d.di_aformat = (n)))
-#define XFS_IFORK_NEXTENTS(ip,w) \
- ((w) == XFS_DATA_FORK ? \
- (ip)->i_d.di_nextents : \
- (ip)->i_d.di_anextents)
-#define XFS_IFORK_NEXT_SET(ip,w,n) \
- ((w) == XFS_DATA_FORK ? \
- ((ip)->i_d.di_nextents = (n)) : \
- ((ip)->i_d.di_anextents = (n)))
+static inline int xfs_iflock_nowait(xfs_inode_t *ip)
+{
+ return try_wait_for_completion(&ip->i_flush);
+}
-#ifdef __KERNEL__
+static inline void xfs_ifunlock(xfs_inode_t *ip)
+{
+ complete(&ip->i_flush);
+}
/*
* In-core inode flags.
@@ -490,19 +508,11 @@ int xfs_finish_reclaim_all(struct xfs_mount *, int);
/*
* xfs_inode.c prototypes.
*/
-int xfs_itobp(struct xfs_mount *, struct xfs_trans *,
- xfs_inode_t *, struct xfs_dinode **, struct xfs_buf **,
- xfs_daddr_t, uint, uint);
int xfs_iread(struct xfs_mount *, struct xfs_trans *, xfs_ino_t,
xfs_inode_t **, xfs_daddr_t, uint);
-int xfs_iread_extents(struct xfs_trans *, xfs_inode_t *, int);
int xfs_ialloc(struct xfs_trans *, xfs_inode_t *, mode_t,
xfs_nlink_t, xfs_dev_t, struct cred *, xfs_prid_t,
int, struct xfs_buf **, boolean_t *, xfs_inode_t **);
-void xfs_dinode_from_disk(struct xfs_icdinode *,
- struct xfs_dinode_core *);
-void xfs_dinode_to_disk(struct xfs_dinode_core *,
- struct xfs_icdinode *);
uint xfs_ip2xflags(struct xfs_inode *);
uint xfs_dic2xflags(struct xfs_dinode *);
@@ -514,15 +524,11 @@ int xfs_itruncate_finish(struct xfs_trans **, xfs_inode_t *,
int xfs_iunlink(struct xfs_trans *, xfs_inode_t *);
struct xfs_inode * xfs_inode_alloc(struct xfs_mount *, xfs_ino_t);
-void xfs_idestroy_fork(xfs_inode_t *, int);
void xfs_idestroy(xfs_inode_t *);
-void xfs_idata_realloc(xfs_inode_t *, int, int);
void xfs_iextract(xfs_inode_t *);
void xfs_iext_realloc(xfs_inode_t *, int, int);
-void xfs_iroot_realloc(xfs_inode_t *, int, int);
void xfs_ipin(xfs_inode_t *);
void xfs_iunpin(xfs_inode_t *);
-int xfs_iextents_copy(xfs_inode_t *, xfs_bmbt_rec_t *, int);
int xfs_iflush(xfs_inode_t *, uint);
void xfs_iflush_all(struct xfs_mount *);
void xfs_ichgtime(xfs_inode_t *, int);
@@ -533,6 +539,21 @@ void xfs_lock_two_inodes(xfs_inode_t *, xfs_inode_t *, uint);
void xfs_synchronize_atime(xfs_inode_t *);
void xfs_mark_inode_dirty_sync(xfs_inode_t *);
+#endif /* __KERNEL__ */
+
+int xfs_itobp(struct xfs_mount *, struct xfs_trans *,
+ struct xfs_inode *, struct xfs_dinode **,
+ struct xfs_buf **, xfs_daddr_t, uint, uint);
+void xfs_dinode_from_disk(struct xfs_icdinode *,
+ struct xfs_dinode_core *);
+void xfs_dinode_to_disk(struct xfs_dinode_core *,
+ struct xfs_icdinode *);
+void xfs_idestroy_fork(struct xfs_inode *, int);
+void xfs_idata_realloc(struct xfs_inode *, int, int);
+void xfs_iroot_realloc(struct xfs_inode *, int, int);
+int xfs_iread_extents(struct xfs_trans *, struct xfs_inode *, int);
+int xfs_iextents_copy(struct xfs_inode *, xfs_bmbt_rec_t *, int);
+
xfs_bmbt_rec_host_t *xfs_iext_get_ext(xfs_ifork_t *, xfs_extnum_t);
void xfs_iext_insert(xfs_ifork_t *, xfs_extnum_t, xfs_extnum_t,
xfs_bmbt_irec_t *);
@@ -562,7 +583,8 @@ void xfs_iext_irec_update_extoffs(xfs_ifork_t *, int, int);
#define xfs_ipincount(ip) ((unsigned int) atomic_read(&ip->i_pincount))
#ifdef DEBUG
-void xfs_isize_check(struct xfs_mount *, xfs_inode_t *, xfs_fsize_t);
+void xfs_isize_check(struct xfs_mount *, struct xfs_inode *,
+ xfs_fsize_t);
#else /* DEBUG */
#define xfs_isize_check(mp, ip, isize)
#endif /* DEBUG */
@@ -577,26 +599,4 @@ extern struct kmem_zone *xfs_ifork_zone;
extern struct kmem_zone *xfs_inode_zone;
extern struct kmem_zone *xfs_ili_zone;
-/*
- * Manage the i_flush queue embedded in the inode. This completion
- * queue synchronizes processes attempting to flush the in-core
- * inode back to disk.
- */
-static inline void xfs_iflock(xfs_inode_t *ip)
-{
- wait_for_completion(&ip->i_flush);
-}
-
-static inline int xfs_iflock_nowait(xfs_inode_t *ip)
-{
- return try_wait_for_completion(&ip->i_flush);
-}
-
-static inline void xfs_ifunlock(xfs_inode_t *ip)
-{
- complete(&ip->i_flush);
-}
-
-#endif /* __KERNEL__ */
-
#endif /* __XFS_INODE_H__ */