Message ID | 20190424004700.12766-4-richardw.yang@linux.intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | cleanup savevm | expand |
* Wei Yang (richardw.yang@linux.intel.com) wrote: > In migration_thread() and qemu_savevm_state(), we savevm_state in > following sequence: > > qemu_savevm_state_header(f); > qemu_savevm_state_setup(f); > > Then it would be more proper to loadvm_state in the save sequence. > > Signed-off-by: Wei Yang <richardw.yang@linux.intel.com> Yes, OK, I think that makes sense; the loadvm_state_setup and savevm_state_setup are actually quite different in what they do, however it does make sense to do the loadvm_state_setup after we have the configuration loaded, because then potentially it means we can alter the setup. Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> > --- > migration/savevm.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/migration/savevm.c b/migration/savevm.c > index 6c61056cde..a80ae83663 100644 > --- a/migration/savevm.c > +++ b/migration/savevm.c > @@ -2427,10 +2427,6 @@ int qemu_loadvm_state(QEMUFile *f) > return -ENOTSUP; > } > > - if (qemu_loadvm_state_setup(f) != 0) { > - return -EINVAL; > - } > - > if (migrate_get_current()->send_configuration) { > if (qemu_get_byte(f) != QEMU_VM_CONFIGURATION) { > error_report("Configuration section missing"); > @@ -2445,6 +2441,10 @@ int qemu_loadvm_state(QEMUFile *f) > } > } > > + if (qemu_loadvm_state_setup(f) != 0) { > + return -EINVAL; > + } > + > cpu_synchronize_all_pre_loadvm(); > > ret = qemu_loadvm_state_main(f, mis); > -- > 2.19.1 > -- Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK
diff --git a/migration/savevm.c b/migration/savevm.c index 6c61056cde..a80ae83663 100644 --- a/migration/savevm.c +++ b/migration/savevm.c @@ -2427,10 +2427,6 @@ int qemu_loadvm_state(QEMUFile *f) return -ENOTSUP; } - if (qemu_loadvm_state_setup(f) != 0) { - return -EINVAL; - } - if (migrate_get_current()->send_configuration) { if (qemu_get_byte(f) != QEMU_VM_CONFIGURATION) { error_report("Configuration section missing"); @@ -2445,6 +2441,10 @@ int qemu_loadvm_state(QEMUFile *f) } } + if (qemu_loadvm_state_setup(f) != 0) { + return -EINVAL; + } + cpu_synchronize_all_pre_loadvm(); ret = qemu_loadvm_state_main(f, mis);
In migration_thread() and qemu_savevm_state(), we savevm_state in following sequence: qemu_savevm_state_header(f); qemu_savevm_state_setup(f); Then it would be more proper to loadvm_state in the save sequence. Signed-off-by: Wei Yang <richardw.yang@linux.intel.com> --- migration/savevm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)