xfs: remove the i_size field in struct xfs_inode

[deliverable/linux.git] / fs / xfs / xfs_iget.c

diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index 3960a066d7ffcb06a02aadaa34d874a92c0b643b..3b5b78aa3b8788a029586894dcb474d41ddf4d65 100644 (file)
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -77,7 +77,7 @@ xfs_inode_alloc(
 
        ASSERT(atomic_read(&ip->i_pincount) == 0);
        ASSERT(!spin_is_locked(&ip->i_flags_lock));
-       ASSERT(completion_done(&ip->i_flush));
+       ASSERT(!xfs_isiflocked(ip));
        ASSERT(ip->i_ino == 0);
 
        mrlock_init(&ip->i_iolock, MRLOCK_BARRIER, "xfsio", ip->i_ino);
@@ -94,7 +94,6 @@ xfs_inode_alloc(
        ip->i_update_core = 0;
        ip->i_delayed_blks = 0;
        memset(&ip->i_d, 0, sizeof(xfs_icdinode_t));
-       ip->i_size = 0;
        ip->i_new_size = 0;
 
        return ip;
@@ -150,7 +149,7 @@ xfs_inode_free(
        /* asserts to verify all state is correct here */
        ASSERT(atomic_read(&ip->i_pincount) == 0);
        ASSERT(!spin_is_locked(&ip->i_flags_lock));
-       ASSERT(completion_done(&ip->i_flush));
+       ASSERT(!xfs_isiflocked(ip));
 
        /*
         * Because we use RCU freeing we need to ensure the inode always
@@ -450,8 +449,6 @@ again:
 
        *ipp = ip;
 
-       ASSERT(ip->i_df.if_ext_max ==
-              XFS_IFORK_DSIZE(ip) / sizeof(xfs_bmbt_rec_t));
        /*
         * If we have a real type for an on-disk inode, we can set ops(&unlock)
         * now.  If it's a new inode being created, xfs_ialloc will handle it.
@@ -715,3 +712,19 @@ xfs_isilocked(
        return 0;
 }
 #endif
+
+void
+__xfs_iflock(
+       struct xfs_inode        *ip)
+{
+       wait_queue_head_t *wq = bit_waitqueue(&ip->i_flags, __XFS_IFLOCK_BIT);
+       DEFINE_WAIT_BIT(wait, &ip->i_flags, __XFS_IFLOCK_BIT);
+
+       do {
+               prepare_to_wait_exclusive(wq, &wait.wait, TASK_UNINTERRUPTIBLE);
+               if (xfs_isiflocked(ip))
+                       io_schedule();
+       } while (!xfs_iflock_nowait(ip));
+
+       finish_wait(wq, &wait.wait);
+}