tag name | noalloc-ags_2021-10-22 (0aeb18b15ddf54a7e5431adc4892c4f2ae01c2b6) |
tag date | 2021-10-22 16:45:37 -0700 |
tagged by | Darrick J. Wong <djwong@kernel.org> |
tagged object | commit faff24ec99... |
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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