[PATCH v4 0/7] smb/client: fix fallocate range operation issues

[Huiwen He <huiwen.he@linux.dev>]

From: Huiwen He <hehuiwen@kylinos.cn>

This series fixes several issues in SMB3 fallocate range operations,
including insert range, collapse range, zero range, and punch hole.

Changes in v4:
- Add Reviewed-by: Namjae Jeon <linkinjeon@kernel.org> to all patches.
- The contents of patches 1, 2, and 5-7 are unchanged.
- Patch 3: update commit message to document the server deallocatio
  granularity limitation.
- Patch 4: relax the 4 KiB restriction to retain support for smaller
  insert ranges and update commit message.

Link to v3:
https://lore.kernel.org/linux-cifs/20260823151053.935889-1-huiwen.he@linux.dev

Thanks,
Huiwen

Huiwen He (7):
  smb/client: validate new EOF for insert range
  smb/client: validate new EOF for zero range
  smb/client: mark file sparse before emulating insert range
  smb/client: fix data corruption in emulated insert range
  smb/client: fix integer truncation in collapse range
  smb/client: fix stale page cache in insert/collapse range
  smb/client: invalidate fscache for fallocate range operations

 fs/smb/client/smb2ops.c | 188 ++++++++++++++++++++++++++++++++--------
 1 file changed, 154 insertions(+), 34 deletions(-)

-- 
2.43.0