From 9c2037d0a41d3d55b17a68e42e815be45036d8d2 Mon Sep 17 00:00:00 2001 From: Pavel Dovgalyuk Date: Tue, 24 Jan 2017 10:17:47 +0300 Subject: replay: save/load initial state This patch implements initial vmstate creation or loading at the start of record/replay. It is needed for rewinding the execution in the replay mode. v4 changes: - snapshots are not created by default anymore v3 changes: - added rrsnapshot option Signed-off-by: Pavel Dovgalyuk Message-Id: <20170124071746.4572.61449.stgit@PASHA-ISP> Signed-off-by: Paolo Bonzini --- include/sysemu/replay.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'include/sysemu/replay.h') diff --git a/include/sysemu/replay.h b/include/sysemu/replay.h index abb35ca8c9..740b425fe4 100644 --- a/include/sysemu/replay.h +++ b/include/sysemu/replay.h @@ -43,6 +43,9 @@ typedef struct ReplayNetState ReplayNetState; extern ReplayMode replay_mode; +/* Name of the initial VM snapshot */ +extern char *replay_snapshot; + /* Replay process control functions */ /*! Enables recording or saving event log with specified parameters */ @@ -149,4 +152,10 @@ void replay_unregister_net(ReplayNetState *rns); void replay_net_packet_event(ReplayNetState *rns, unsigned flags, const struct iovec *iov, int iovcnt); +/* VM state operations */ + +/*! Called at the start of execution. + Loads or saves initial vmstate depending on execution mode. */ +void replay_vmstate_init(void); + #endif -- cgit v1.2.3