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authorAlex Reece <[email protected]>2015-04-03 14:14:28 +1100
committerBrian Behlendorf <[email protected]>2015-04-28 16:24:03 -0700
commit8951cb8dfb8dcf410a237656c1f9c9767e4a9e6c (patch)
treee057d73086a975a0e22eae721ddb332ec5c81e6b /module/zfs/dsl_prop.c
parent58c4aa00c65e09f254de0b939b2c1aa720c204a1 (diff)
Illumos 4873 - zvol unmap calls can take a very long time for larger datasets
4873 zvol unmap calls can take a very long time for larger datasets Author: Alex Reece <[email protected]> Reviewed by: George Wilson <[email protected]> Reviewed by: Matthew Ahrens <[email protected]> Reviewed by: Paul Dagnelie <[email protected]> Reviewed by: Basil Crow <[email protected]> Reviewed by: Dan McDonald <[email protected]> Approved by: Robert Mustacchi <[email protected]> References: https://www.illumos.org/issues/4873 https://github.com/illumos/illumos-gate/commit/0f6d88a Porting Notes: dbuf_free_range(): - reduce stack usage using kmem_alloc() - the sorted AVL tree will handle the spill block case correctly without all the special handling in the for() loop Ported-by: Chris Dunlop <[email protected]> Signed-off-by: Brian Behlendorf <[email protected]>
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