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crimson/os/seastore/.../btree_range_pin: fix is_parent_of

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The LBA tree implementation only requires that the start addr of
a logical extent be contained within the leaf range.  It's entirely
possible for the end of a logical extent to extend past the end addr
of the containing leaf node.

Fixes: https://tracker.ceph.com/issues/52709
Signed-off-by: Samuel Just <sjust@redhat.com>
This commit is contained in:
Samuel Just 2021-09-24 17:10:43 -07:00
parent ac7e44de95
commit 49affebfa5
1 changed files with 1 additions and 1 deletions
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src/crimson/os/seastore/lba_manager/btree/btree_range_pin.h
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@ -21,7 +21,7 @@ struct lba_node_meta_t {
bool is_parent_of(const lba_node_meta_t &other) const {
return (depth == other.depth + 1) &&
(begin <= other.begin) &&
(end >= other.end);
(end > other.begin);
}
std::pair<lba_node_meta_t, lba_node_meta_t> split_into(laddr_t pivot) const {