NTFS: - Fix bug in fs/ntfs/attrib.c::ntfs_find_vcn_nolock() where after

        dropping the read lock and taking the write lock we were not checking
        whether someone else did not already do the work we wanted to do.
      - Rename ntfs_find_vcn_nolock() to ntfs_attr_find_vcn_nolock().
      - Tidy up some comments in fs/ntfs/runlist.c.
      - Add LCN_ENOMEM and LCN_EIO definitions to fs/ntfs/runlist.h.

Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/ntfs/lcnalloc.c b/fs/ntfs/lcnalloc.c
index f2b7f8582c59..6e584ab743c5 100644
--- a/fs/ntfs/lcnalloc.c
+++ b/fs/ntfs/lcnalloc.c
@@ -850,7 +850,7 @@ s64 __ntfs_cluster_free(struct inode *vi, const VCN start_vcn, s64 count,
 
         /* This returns with ni->runlist locked for reading on success. */
         down_read(&ni->runlist.lock);
-        rl = ntfs_find_vcn_nolock(ni, start_vcn, FALSE);
+        rl = ntfs_attr_find_vcn_nolock(ni, start_vcn, FALSE);
         if (IS_ERR(rl)) {
                 if (!is_rollback)
                         ntfs_error(vol->sb, "Failed to find first runlist "
@@ -904,7 +904,7 @@ s64 __ntfs_cluster_free(struct inode *vi, const VCN start_vcn, s64 count,
 
                         /* Attempt to map runlist. */
                         vcn = rl->vcn;
-                        rl = ntfs_find_vcn_nolock(ni, vcn, FALSE);
+                        rl = ntfs_attr_find_vcn_nolock(ni, vcn, FALSE);
                         if (IS_ERR(rl)) {
                                 err = PTR_ERR(rl);
                                 if (!is_rollback)