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authorLukas Straub <lukasstraub2@web.de>2020-05-11 13:10:51 +0200
committerDr. David Alan Gilbert <dgilbert@redhat.com>2020-06-01 18:44:27 +0100
commit24fa16f8cc374935458672b027829180ea4b4460 (patch)
tree68f47253ba485939fc2a7e8e07cca501c4c5bc99 /migration/ram.c
parent786d8b8e38b134f99556e08047e016563b7063f9 (diff)
downloadqemu-24fa16f8cc374935458672b027829180ea4b4460.zip
migration/colo.c: Flush ram cache only after receiving device state
If we suceed in receiving ram state, but fail receiving the device state, there will be a mismatch between the two. Fix this by flushing the ram cache only after the vmstate has been received. Signed-off-by: Lukas Straub <lukasstraub2@web.de> Message-Id: <3289d007d494cb0e2f05b1cf4ae6a78d300fede3.1589193382.git.lukasstraub2@web.de> Reviewed-by: zhanghailiang <zhang.zhanghailiang@huawei.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Diffstat (limited to 'migration/ram.c')
-rw-r--r--migration/ram.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/migration/ram.c b/migration/ram.c
index 859f835f1a..41cc530d9d 100644
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -3360,7 +3360,7 @@ static bool postcopy_is_running(void)
* Flush content of RAM cache into SVM's memory.
* Only flush the pages that be dirtied by PVM or SVM or both.
*/
-static void colo_flush_ram_cache(void)
+void colo_flush_ram_cache(void)
{
RAMBlock *block = NULL;
void *dst_host;
@@ -3632,9 +3632,6 @@ static int ram_load(QEMUFile *f, void *opaque, int version_id)
}
trace_ram_load_complete(ret, seq_iter);
- if (!ret && migration_incoming_in_colo_state()) {
- colo_flush_ram_cache();
- }
return ret;
}