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replay: allow replay stopping and restarting

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This patch fixes bug with stopping and restarting replay
through monitor.

Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru>
Message-Id: <20160926080815.6992.71818.stgit@PASHA-ISP>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Pavel Dovgalyuk 2016-09-26 11:08:16 +03:00 • committed by Paolo Bonzini
parent 306e196fa2
commit 6d0ceb80ff
8 changed files with 29 additions and 12 deletions
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6
replay/replay-internal.h
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@ -68,6 +68,10 @@ typedef struct ReplayState {
unsigned int has_unread_data;
/*! Temporary variable for saving current log offset. */
uint64_t file_offset;
/*! Next block operation id.
This counter is global, because requests from different
block devices should not get overlapping ids. */
uint64_t block_request_id;
} ReplayState;
extern ReplayState replay_state;
@ -123,8 +127,6 @@ void replay_read_next_clock(unsigned int kind);
void replay_init_events(void);
/*! Clears internal data structures for events handling */
void replay_finish_events(void);
/*! Enables storing events in the queue */
void replay_enable_events(void);
/*! Flushes events queue */
void replay_flush_events(void);
/*! Clears events list before loading new VM state */