reflink: change block sharing with constant refcount

Ensure that we can handle the case where the refcount stays the same
even though the actual sharers changes.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eryu Guan <eguan@redhat.com>
This commit is contained in:
Darrick J. Wong
2016-05-25 22:57:49 -07:00
committed by Eryu Guan
parent ffad9122b6
commit 44b9337e09
5 changed files with 265 additions and 0 deletions
+2
View File
@@ -360,3 +360,5 @@
355 auto quick
356 auto quick clone
357 auto quick clone
358 auto quick clone
359 auto quick clone