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* replay: introduce icount eventPavel Dovgalyuk2015-11-051-0/+24
| | | | | | | | | | | | This patch adds icount event to the replay subsystem. This event corresponds to execution of several instructions and used to synchronize input events in the replay phase. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru> Message-Id: <20150917162354.8676.31351.stgit@PASHA-ISP.def.inno> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
* replay: introduce mutex to protect the replay logPavel Dovgalyuk2015-11-051-0/+27
| | | | | | | | | | | | This mutex will protect read/write operations for replay log. Using mutex is necessary because most of the events consist of several fields stored in the log. The mutex will help to avoid races. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru> Message-Id: <20150917162348.8676.8628.stgit@PASHA-ISP.def.inno> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
* replay: internal functions for replay logPavel Dovgalyuk2015-11-051-0/+155
This patch adds functions to perform read and write operations with replay log. Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Pavel Dovgalyuk <pavel.dovgaluk@ispras.ru> Message-Id: <20150917162342.8676.29445.stgit@PASHA-ISP.def.inno> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
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