Add an on-disk inode flag to record the state of the S_IOMAP_IMMUTABLE
in-memory vfs inode flags. This allows the protections against reflink
and hole punch to be automatically restored on a sub-sequent boot when
the in-memory inode is established.
The FS_XFLAG_IOMAP_IMMUTABLE is introduced to
Add an on-disk inode flag to record the state of the S_IOMAP_IMMUTABLE
in-memory vfs inode flags. This allows the protections against reflink
and hole punch to be automatically restored on a sub-sequent boot when
the in-memory inode is established.
The FS_XFLAG_IOMAP_IMMUTABLE is introduced to
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