[[PATCH v2] [CIFS] Allow setting per-file compression via SMB2 and SMB3

[Stefan (metze) Metzmacher]

Hi Steve,

> Allow cifs/smb2/smb3 to return whether or not a file is compressed
> via lsattr, and allow SMB2/SMB3 to set the per-file compression
> flag ("chattr +c filename" on an smb2 or smb3 mount).

There're still unrelated generic fixes in SMB2_ioctl(), which would
a separate commit.

I also don't understand why the set operation should not be available
in all protocols, there's nothing SMB2 or SMB3 specific.

metze