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

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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>
This commit is contained in:
Anton Altaparmakov 2005-03-07 21:43:38 +00:00
commit c0c1cc0e46
7 changed files with 39 additions and 26 deletions
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4
fs/ntfs/lcnalloc.c
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@ -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)