tag name | noalloc-ags_2021-12-15 (3320b4f854fd0ec20f3cfccb73f29dd2f40b2516) |
tag date | 2021-12-15 17:31:07 -0800 |
tagged by | Darrick J. Wong <djwong@kernel.org> |
tagged object | commit a9f8b2b591... |
xfs: noalloc allocation groups
This series creates a new NOALLOC flag for allocation groups that causes
the block and inode allocators to look elsewhere when trying to
allocate resources. This is either the first part of a patchset to
implement online shrinking (set noalloc on the last AGs, run fsr to move
the files and directories) or freeze-free rmapbt rebuilding (set
noalloc to prevent creation of new mappings, then hook deletion of old
mappings). This is still totally a research project.
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