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Fixes to SR rollback:

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* Enable codepath to BF abort high priority SR applier
* Pass ws_handle, ws_meta to high priority service rollback
  call to allow total ordering of rollback process
This commit is contained in:
Teemu Ollakka
2018-07-12 18:00:52 +03:00
parent 3f4e5dea3b
commit 22d7a31d81
7 changed files with 55 additions and 15 deletions
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17
include/wsrep/high_priority_service.hpp
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@ -98,13 +98,28 @@ namespace wsrep
*
* @param ws_handle Write set handle
* @param ws_meta Write set meta
*
* @return Zero in case of success, non-zero in case of failure
*/
virtual int commit(const wsrep::ws_handle& ws_handle,
const wsrep::ws_meta& ws_meta) = 0;
/**
* Roll back a transaction
*
* An implementation must call
* wsrep::client_state::prepare_for_ordering() to set
* the ws_handle and ws_meta before the rollback if
* the rollback process will go through client state
* rollback processing. Otherwise the implementation
* must release commit order explicitly via provider.
*
* @param ws_handle Write set handle
* @param ws_meta Write set meta
*
* @return Zero in case of success, non-zero in case of failure
*/
virtual int rollback() = 0;
virtual int rollback(const wsrep::ws_handle& ws_handle,
const wsrep::ws_meta& ws_meta) = 0;
/**
* Apply a TOI operation.