osd/PG: PGPool::update: avoid expensive union_of #17239
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Achieve the same result using a swap (constant complexity), and an assignment (linear complexity). Signed-off-by: Zac Medico <zmedico@gmail.com>
liewegas
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ceph#17239 Achieve the same result using a swap (constant complexity), and an assignment (linear complexity). Signed-off-by: Zac Medico <zmedico@gmail.com>
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Needs a backport to jewel. |
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ceph#17239 merged in bf20b66 Achieve the same result using a swap (constant complexity), and an assignment (linear complexity). Signed-off-by: Zac Medico <zmedico@gmail.com>
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Achieve the same result using a swap (constant complexity),
and an assignment (linear complexity).
Similar to #17121.
@tchaikov