Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh...

[pandora-kernel.git] / fs / xfs / xfs_inode.h

diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index 0898c54..5c95fa8 100644 (file)
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -134,8 +134,9 @@ typedef struct xfs_icdinode {
        __uint32_t      di_uid;         /* owner's user id */
        __uint32_t      di_gid;         /* owner's group id */
        __uint32_t      di_nlink;       /* number of links to file */
-       __uint16_t      di_projid;      /* owner's project id */
-       __uint8_t       di_pad[8];      /* unused, zeroed space */
+       __uint16_t      di_projid_lo;   /* lower part of owner's project id */
+       __uint16_t      di_projid_hi;   /* higher part of owner's project id */
+       __uint8_t       di_pad[6];      /* unused, zeroed space */
        __uint16_t      di_flushiter;   /* incremented on flush */
        xfs_ictimestamp_t di_atime;     /* time last accessed */
        xfs_ictimestamp_t di_mtime;     /* time last modified */
@@ -212,7 +213,6 @@ typedef struct xfs_icdinode {
 #ifdef __KERNEL__
 
 struct bhv_desc;
-struct cred;
 struct xfs_buf;
 struct xfs_bmap_free;
 struct xfs_bmbt_irec;
@@ -334,6 +334,25 @@ xfs_iflags_test_and_clear(xfs_inode_t *ip, unsigned short flags)
        return ret;
 }
 
+/*
+ * Project quota id helpers (previously projid was 16bit only
+ * and using two 16bit values to hold new 32bit projid was choosen
+ * to retain compatibility with "old" filesystems).
+ */
+static inline prid_t
+xfs_get_projid(struct xfs_inode *ip)
+{
+       return (prid_t)ip->i_d.di_projid_hi << 16 | ip->i_d.di_projid_lo;
+}
+
+static inline void
+xfs_set_projid(struct xfs_inode *ip,
+               prid_t projid)
+{
+       ip->i_d.di_projid_hi = (__uint16_t) (projid >> 16);
+       ip->i_d.di_projid_lo = (__uint16_t) (projid & 0xffff);
+}
+
 /*
  * Manage the i_flush queue embedded in the inode.  This completion
  * queue synchronizes processes attempting to flush the in-core
@@ -357,12 +376,13 @@ static inline void xfs_ifunlock(xfs_inode_t *ip)
 /*
  * In-core inode flags.
  */
-#define XFS_IRECLAIM    0x0001  /* we have started reclaiming this inode    */
-#define XFS_ISTALE     0x0002  /* inode has been staled */
-#define XFS_IRECLAIMABLE 0x0004 /* inode can be reclaimed */
-#define XFS_INEW       0x0008  /* inode has just been allocated */
-#define XFS_IFILESTREAM        0x0010  /* inode is in a filestream directory */
-#define XFS_ITRUNCATED 0x0020  /* truncated down so flush-on-close */
+#define XFS_IRECLAIM           0x0001  /* started reclaiming this inode */
+#define XFS_ISTALE             0x0002  /* inode has been staled */
+#define XFS_IRECLAIMABLE       0x0004  /* inode can be reclaimed */
+#define XFS_INEW               0x0008  /* inode has just been allocated */
+#define XFS_IFILESTREAM                0x0010  /* inode is in a filestream directory */
+#define XFS_ITRUNCATED         0x0020  /* truncated down so flush-on-close */
+#define XFS_IDIRTY_RELEASE     0x0040  /* dirty release already seen */
 
 /*
  * Flags for inode locking.
@@ -419,6 +439,8 @@ static inline void xfs_ifunlock(xfs_inode_t *ip)
 #define XFS_IOLOCK_DEP(flags)  (((flags) & XFS_IOLOCK_DEP_MASK) >> XFS_IOLOCK_SHIFT)
 #define XFS_ILOCK_DEP(flags)   (((flags) & XFS_ILOCK_DEP_MASK) >> XFS_ILOCK_SHIFT)
 
+extern struct lock_class_key xfs_iolock_reclaimable;
+
 /*
  * Flags for xfs_itruncate_start().
  */
@@ -456,8 +478,8 @@ void                xfs_inode_free(struct xfs_inode *ip);
  * xfs_inode.c prototypes.
  */
 int            xfs_ialloc(struct xfs_trans *, xfs_inode_t *, mode_t,
-                          xfs_nlink_t, xfs_dev_t, cred_t *, xfs_prid_t,
-                          int, struct xfs_buf **, boolean_t *, xfs_inode_t **);
+                          xfs_nlink_t, xfs_dev_t, prid_t, int,
+                          struct xfs_buf **, boolean_t *, xfs_inode_t **);
 
 uint           xfs_ip2xflags(struct xfs_inode *);
 uint           xfs_dic2xflags(struct xfs_dinode *);
@@ -471,7 +493,6 @@ int         xfs_iunlink(struct xfs_trans *, xfs_inode_t *);
 void           xfs_iext_realloc(xfs_inode_t *, int, int);
 void           xfs_iunpin_wait(xfs_inode_t *);
 int            xfs_iflush(xfs_inode_t *, uint);
-void           xfs_ichgtime(xfs_inode_t *, int);
 void           xfs_lock_inodes(xfs_inode_t **, int, uint);
 void           xfs_lock_two_inodes(xfs_inode_t *, xfs_inode_t *, uint);
 
@@ -482,7 +503,7 @@ void                xfs_mark_inode_dirty_sync(xfs_inode_t *);
 #define IHOLD(ip) \
 do { \
        ASSERT(atomic_read(&VFS_I(ip)->i_count) > 0) ; \
-       atomic_inc(&(VFS_I(ip)->i_count)); \
+       ihold(VFS_I(ip)); \
        trace_xfs_ihold(ip, _THIS_IP_); \
 } while (0)