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

      Thus, relax the checking in fs/ntfs/super.c::is_boot_sector_ntfs() to
      only emit a warning when the checksum is incorrect rather than
      refusing the mount.  Thanks to Bernd Casimir for pointing this
      problem out.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

      checking itself.  (Jesper Juhl)
Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk>
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

- Add ifdef NTFS_RW around write specific code if fs/ntfs/runlist.[hc] and
  fs/ntfs/attrib.[hc].
- Minor bugfix to fs/ntfs/attrib.c::ntfs_attr_make_non_resident() where the
  runlist was not freed in all error cases.
- Add fs/ntfs/runlist.[hc]::ntfs_rl_find_vcn_nolock().
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

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

        and handle the case where an attribute is converted from resident
        to non-resident by a concurrent file write.
      - Reorder some operations when converting an attribute from resident
        to non-resident (fs/ntfs/attrib.c) so it is safe wrt concurrent
        ->readpage and ->writepage.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

      fs/ntfs/lcnalloc.c.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

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

        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>

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

      non-resident in fs/ntfs/attrib.c::ntfs_attr_can_be_non_resident().
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

      checked and set in the ntfs inode as done for compressed files
      and the compressed size needs to be used for vfs inode->i_blocks
      instead of the allocated size, again, as done for compressed files.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

      definition of ntfs_export_ops from fs/ntfs/super.c to namei.c.
      Also, declare ntfs_export_ops in fs/ntfs/ntfs.h.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

Signed-off-by: Randy Dunlap <rddunlap@osdl.org>
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

        mft record for resident attributes (fs/ntfs/inode.c).
      - Small readability cleanup to use "a" instead of "ctx->attr"
        everywhere (fs/ntfs/inode.c).
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

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

      warning in the do_div() call on sparc32.  Thanks to Meelis Roos for the
      report and analysis of the warning.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

	helper ntfs_map_runlist_nolock() which is used by ntfs_map_runlist().
	This allows us to map runlist fragments with the runlist lock already
	held without having to drop and reacquire it around the call.  Adapt
	all callers.
      - Change ntfs_find_vcn() to ntfs_find_vcn_nolock() which takes a locked
	runlist.  This allows us to find runlist elements with the runlist
	lock already held without having to drop and reacquire it around the
	call.  Adapt all callers.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

      the creation of the unmapped runlist element for the base attribute
      extent.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

	enable bit which is set appropriately and a per inode sparse disable
	bit which is preset on some system file inodes as appropriate.
      - Enforce that sparse support is disabled on NTFS volumes pre 3.0.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

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

      fs/ntfs/aops.c::ntfs_{prepare,commit}_write()() and re-enable it.
      It should be safe now.  (Famous last words...)
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

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

      and abort if it fails again.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

      access to the i_size and other size fields using the size_lock.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

      afterwards when reading the size of the bitmap inode.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

	value afterwards.  Cache the initialized_size in the same way and
	protect access to the two sizes using the size_lock.
      - Minor optimization to fs/ntfs/super.c::ntfs_statfs() and its helpers.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

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

	cached value everywhere.  Cache the initialized_size in the same way
	and protect the critical region where the two sizes are read using the
	new size_lock of the ntfs inode.
      - Add the new size_lock to the ntfs_inode structure (fs/ntfs/inode.h)
	and initialize it (fs/ntfs/inode.c).
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

Convert some sn SAL_CALLs to ia64_sal_oemcall calls so that they can be
called by kernel modules.
Signed-off-by: Dean Nelson <dcn@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

Remove the p_nodepda and p_subnodepda pointers from the pda_s structure.
And then define a new per-cpu pointer to the nodepda and export it so
that it can be accessed by kernel modules.
Signed-off-by: Dean Nelson <dcn@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

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

      fs/ntfs/lcnalloc.c::ntfs_cluster_alloc().
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>

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

[hv]sync[12] are __initdata, causing mplayer to oops with the previous i810fb fix.

My fault, this fixes it. Sorry.
Signed-off-by: Linux Torvalds <torvalds@osdl.org>

annotated, a bunch of direct dereferencing replaced with readb().
Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>